BABCOCK-HITACHI KABUSHIKI KAISHA
Patent Applications and Registrations
Patent applications and USPTO patent grants for BABCOCK-HITACHI KABUSHIKI KAISHA.The latest application filed is for "vertical pulverizing apparatus".
Company Profile
0.137.65
- BABCOCK-HITACHI KABUSHIKI KAISHA - Tokyo N/A JP
- BABCOCK-HITACHI KABUSHIKI KAISHA - Kanagawa N/A JP
- Babcock-Hitachi Kabushiki Kaisha - Chiyoda-ku, Tokyo JP
- BABCOCK-HITACHI KABUSHIKI KAISHA -
- Babcock-Hitachi Kabushiki Kaisha - Minato-ku Tokyo JP
- Babcock-Hitachi Kabushiki Kaisha - Chiyoda-ku JP
- BABCOCK-HITACHI KABUSHIKI KAISHA - WORLD TRADE CENTER BLDG. HAMAMATSUCHO 2-CHOME MI JP
- Babcock-Hitachi Kabushiki Kaisha - Hiroshima JP
- Babcock-Hitachi Kabushiki Kaisha - Minatoku JP
- Babcock-Hitachi Kabushiki Kaisha - JP JP
- Babcock-Hitachi Kabushiki Kaisha - Ibaraki JP
- Babcock-Hitachi Kabushiki Kaisha - ALL OF JP
- Babcock-Hitachi Kabushiki Kaisha - BOTH OF JP
Patent Activity
| Patent | Date |
|---|---|
| System for chemically absorbing carbon dioxide in combustion exhaust gas Grant 9,901,871 - Higashi , et al. February 27, 2 | 2018-02-27 |
| Catalyst structure Grant 9,724,683 - Kato , et al. August 8, 2 | 2017-08-08 |
| Denitrification apparatus Grant 9,664,383 - Yamakaji , et al. May 30, 2 | 2017-05-30 |
| Carbon dioxide chemical absorption system installed with vapor recompression equipment Grant 9,463,411 - Taniguchi , et al. October 11, 2 | 2016-10-11 |
| Vertical Pulverizing Apparatus App 20150321197 - TAKENO; Yutaka ; et al. | 2015-11-12 |
| Solar Collector for Solar Heat Boiler, and Tower-Type Solar Heat Boiler Equipped with Same App 20150192327 - Marumoto; Takahiro ; et al. | 2015-07-09 |
| Catalyst Structure App 20150182958 - Kato; Yasuyoshi ; et al. | 2015-07-02 |
| Vertical-Type Mill App 20150076263 - Aizawa; Takashi ; et al. | 2015-03-19 |
| System For Chemically Absorbing Carbon Dioxide In Combustion Exhaust Gas App 20150030516 - Higashi; Hideaki ; et al. | 2015-01-29 |
| Denitrification Apparatus App 20140356236 - YAMAKAJI; Hiroshi ; et al. | 2014-12-04 |
| Carbon Dioxide Chemical Absorption System Installed With Vapor Recompression Equipment App 20140345465 - Taniguchi; Noriaki ; et al. | 2014-11-27 |
| Drying Conveyer, and Thermal Electric Power Generation System Provided with Same App 20140290251 - Sugasawa; Mitsugu ; et al. | 2014-10-02 |
| Flue gas denitrification apparatus Grant 8,834,801 - Harada , et al. September 16, 2 | 2014-09-16 |
| Exhaust gas treatment system equipped with carbon dioxide removal device Grant 8,828,130 - Shimamura , et al. September 9, 2 | 2014-09-09 |
| Method For Producing Metal Substrate For Flue Gas Denitration Catalyst App 20140228208 - Kato; Yasuyoshi ; et al. | 2014-08-14 |
| Exhaust gas denitrizer Grant 8,784,740 - Wada , et al. July 22, 2 | 2014-07-22 |
| Exhaust gas treatment device for an oxygen combustion system Grant 8,778,041 - Mitsui , et al. July 15, 2 | 2014-07-15 |
| Method for cleaning used denitration catalyst Grant 8,748,332 - Ikemoto , et al. June 10, 2 | 2014-06-10 |
| Carbon dioxide-absorbing solution and method of recovering carbon dioxide Grant 8,741,245 - Yokoyama , et al. June 3, 2 | 2014-06-03 |
| Exhaust gas treatment system with carbon dioxide chemical absorption equipment Grant 8,741,034 - Konishi , et al. June 3, 2 | 2014-06-03 |
| Solar Heat Boiler and Solar Heat Electric Power Generation Plant App 20140138952 - Marumoto; Takahiro ; et al. | 2014-05-22 |
| Rotating classifier Grant 8,714,359 - Aizawa , et al. May 6, 2 | 2014-05-06 |
| Burner, And Combustion Equipment And Boiler Comprising Burner App 20140116359 - KIYAMA; Kenji ; et al. | 2014-05-01 |
| Exhaust gas purification catalyst and production method therefor, and method for purifying nitrogen oxide in exhaust gas Grant 8,673,250 - Kai , et al. March 18, 2 | 2014-03-18 |
| Catalyst for cleaning up nitrogen oxides and a method for producing same Grant 8,664,141 - Fujisawa , et al. March 4, 2 | 2014-03-04 |
| Classification device, vertical pulverizing apparatus using the same, and coal fired boiler apparatus Grant 8,651,032 - Otani , et al. February 18, 2 | 2014-02-18 |
| Combustion Device App 20130340659 - Ochi; Yusuke ; et al. | 2013-12-26 |
| Combustion Exhaust Gas Treatment System And Method Of Treating Combustion Exhaust Gas App 20130327025 - Shimamura; Jun ; et al. | 2013-12-12 |
| Method Of Controlling Co2 Chemical Absorption System App 20130315809 - Shimamura; Jun | 2013-11-28 |
| Heat-resistant Steel App 20130294959 - FUJITA; Toshio ; et al. | 2013-11-07 |
| Combustion System And Method For Operating Same App 20130291772 - Mine; Toshihiko ; et al. | 2013-11-07 |
| Solid Fuel Burner And Combustion Device Using Same App 20130291770 - Kashima; Jun ; et al. | 2013-11-07 |
| Exhaust Gas Treatment Apparatus App 20130287639 - Ishikawa; Kanji ; et al. | 2013-10-31 |
| Apparatus For Removing Carbon Dioxide In Combustion Exhaust Gas App 20130284021 - Miyamoto; Eiji ; et al. | 2013-10-31 |
| Exhaust Gas Purification Catalyst Suppressing Influence Of Iron Compound App 20130251612 - KATO; YASUYOSHI ; et al. | 2013-09-26 |
| Exhaust gas purifying catalyst Grant 8,535,628 - Kato , et al. September 17, 2 | 2013-09-17 |
| Base for catalyst, catalyst and methods for producing those Grant 8,518,852 - Kato , et al. August 27, 2 | 2013-08-27 |
| Wet flue-gas desulfurization equipment Grant 8,496,742 - Konishi , et al. July 30, 2 | 2013-07-30 |
| NOx REDUCTION CATALYST FOR EXHAUST GAS AND METHOD FOR PRODUCING SAME App 20130190166 - Kato; Yasuyoshi ; et al. | 2013-07-25 |
| Exhaust gas purifying catalyst Grant 8,470,728 - Kato , et al. June 25, 2 | 2013-06-25 |
| Method And Device For Treating Exhaust Gas Containing Carbon Dioxide App 20130152782 - Yokoyama; Koichi ; et al. | 2013-06-20 |
| Exhaust Gas Purification Catalyst And Production Method Therefor, And Method For Purifying Nitrogen Oxide In Exhaust Gas App 20130142719 - Kai; Keiichiro ; et al. | 2013-06-06 |
| Exhaust Gas Purifying Catalyst App 20130129590 - Kato; Yasuyoshi ; et al. | 2013-05-23 |
| Low-thermal-expansion Ni-based super-heat-resistant alloy for boiler and having excellent high-temperature strength, and boiler component and boiler component production method using the same Grant 8,444,778 - Uehara , et al. May 21, 2 | 2013-05-21 |
| Flue Gas Denitrification Apparatus App 20130071296 - Harada; Tomokazu ; et al. | 2013-03-21 |
| Flue Gas Desulfurization Device, Combustion System And Combustion Method App 20130055937 - Mitsui; Yoshiaki ; et al. | 2013-03-07 |
| Rotating Classifier App 20130056396 - Aizawa; Takashi ; et al. | 2013-03-07 |
| Exhaust Gas Treatment System With Carbon Dioxide Chemical Absorption Equipment App 20130052096 - Konishi; Tomoyuki ; et al. | 2013-02-28 |
| Wet Type Flue-Gas Desulfurization Apparatus and Thermal Power Plant Having the Same App 20130036953 - Mitsui; Yoshiaki ; et al. | 2013-02-14 |
| Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatus Grant 8,372,363 - Kato , et al. February 12, 2 | 2013-02-12 |
| Wet Flue Gas Desulfurization Device App 20130020730 - Muramoto; Takashi ; et al. | 2013-01-24 |
| Method for purifying exhaust gas containing mercury metal, oxidation catalyst for mercury metal in exhaust gas and method for producing the same Grant 8,323,597 - Kato December 4, 2 | 2012-12-04 |
| Exhaust gas treating method and apparatus Grant 8,302,388 - Kobayashi , et al. November 6, 2 | 2012-11-06 |
| Exhaust Gas Treatment Device For An Oxygen Combustion System App 20120272626 - Mitsui; Yoshiaki ; et al. | 2012-11-01 |
| Installation construction method for boiler facilities Grant 8,251,298 - Tatehira , et al. August 28, 2 | 2012-08-28 |
| Apparatus for removing of trace of toxic substance from exhaust gas and method of operating the same Grant 8,202,482 - Nagai , et al. June 19, 2 | 2012-06-19 |
| Wet-type exhaust desulfurizing apparatus Grant 8,172,931 - Ueda , et al. May 8, 2 | 2012-05-08 |
| Exhaust gas purifying method and apparatus Grant 8,167,975 - Shimamura , et al. May 1, 2 | 2012-05-01 |
| Wet-type exhaust gas desulfurizer Grant 8,092,582 - Ueda , et al. January 10, 2 | 2012-01-10 |
| Pulverized Coal Burning Boiler App 20110197831 - Ohyatsu; Noriyuki ; et al. | 2011-08-18 |
| Exhaust Gas Purification Catalyst And Method For Production Thereof App 20110189069 - KATO; Yasuyoshi ; et al. | 2011-08-04 |
| Wet flue gas desulfurization apparatus Grant 7,976,622 - Oda , et al. July 12, 2 | 2011-07-12 |
| Coating Material For Metallic Base Material Surface App 20110165334 - OKAGAITO; Toshinari ; et al. | 2011-07-07 |
| Installation construction method for boiler facilities Grant 7,966,727 - Kawashima , et al. June 28, 2 | 2011-06-28 |
| Exhaust Gas Denitrizer App 20110150716 - Wada; Toshimichi ; et al. | 2011-06-23 |
| Boiler apparatus Grant 7,954,460 - Kimura , et al. June 7, 2 | 2011-06-07 |
| Combustion apparatus and wind box Grant 7,922,480 - Kiyama , et al. April 12, 2 | 2011-04-12 |
| Solid Fuel Burner, Combustion Apparatus Using Solid Fuel Burner, And Method Of Operating The Combustion Apparatus App 20110053102 - Okazaki; Hirofumi ; et al. | 2011-03-03 |
| Method Of Operating Hydrolytic Separator App 20110033360 - Shishido; Satoru ; et al. | 2011-02-10 |
| Catalyst for oxidation of metal mercury Grant 7,842,644 - Kai , et al. November 30, 2 | 2010-11-30 |
| Method and apparatus for treating discharge gas Grant 7,833,501 - Kobayashi , et al. November 16, 2 | 2010-11-16 |
| Filter for exhaust gas from diesel engine and equipment Grant 7,824,635 - Kato , et al. November 2, 2 | 2010-11-02 |
| Coating Material For Metallic Base Material Surface App 20100227180 - OKAGAITO; Toshinari ; et al. | 2010-09-09 |
| Exhaust Gas Purifying Catalyst App 20100183492 - Kato; Yasuyoshi ; et al. | 2010-07-22 |
| Solid-fuel Burner, Combustion Device Using Solid-fuel Burner, And Method Of Operating The Combustion Device App 20100162930 - Okazaki; Hirofumi ; et al. | 2010-07-01 |
| Wet flue-gas desulfurization apparatus and method of wet flue-gas desulfurization Grant 7,731,926 - Oda , et al. June 8, 2 | 2010-06-08 |
| Exhaust smoke denitrating apparatus and method of exhaust smoke denitration Grant 7,722,844 - Nakagawa , et al. May 25, 2 | 2010-05-25 |
| Exhaust Gas Purifying Method And Apparatus App 20100116126 - Shimamura; Jun ; et al. | 2010-05-13 |
| Exhaust gas treating method Grant 7,691,349 - Muramoto , et al. April 6, 2 | 2010-04-06 |
| Wet Flue-gas Desulfurization Equipment App 20100077925 - KONISHI; Tomoyuki ; et al. | 2010-04-01 |
| Exhaust Gas Treating Method And Apparatus App 20100071348 - Kobayashi; Kazuki ; et al. | 2010-03-25 |
| Method And Apparatus For Treating Discharge Gas App 20100074817 - Kobayashi; Kazuki ; et al. | 2010-03-25 |
| Burner, And Combustion Equipment And Boiler Comprising Burner App 20100064986 - Kiyama; Kenji ; et al. | 2010-03-18 |
| Classifier, vertical crusher having the classifier, and coal fired boiler apparatus having the vertical crusher Grant 7,654,396 - Takeno , et al. February 2, 2 | 2010-02-02 |
| Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device Grant 7,655,064 - Kato , et al. February 2, 2 | 2010-02-02 |
| Exhaust gas processing device, and method of using the same Grant 7,651,329 - Okura , et al. January 26, 2 | 2010-01-26 |
| Exhaust smoke-processing system Grant 7,651,389 - Kikkawa , et al. January 26, 2 | 2010-01-26 |
| Apparatus For Removing Of Trace Of Toxic Substance From Exhaust Gas And Method Of Operating The Same App 20100000410 - Nagai; Yoshinori ; et al. | 2010-01-07 |
| Wet-type Exhaust Desulfurizing Apparatus App 20090320687 - Ueda; Takuro ; et al. | 2009-12-31 |
| Catalyst For Oxidation Of Metal Mercury App 20090311155 - Kai; Keiichiro ; et al. | 2009-12-17 |
| Wet Flue Gas Desulfurization Apparatus App 20090277334 - Oda; Naoki ; et al. | 2009-11-12 |
| Wet Flue-gas Desulfurization Apparatus And Method Of Wet Flue-gas Desulfurization App 20090263305 - Oda; Naoki ; et al. | 2009-10-22 |
| Method and apparatus for treating ammonia-containing gas Grant 7,591,987 - Kato September 22, 2 | 2009-09-22 |
| Production of catalyst for removal of introgen oxides Grant 7,585,807 - Kato , et al. September 8, 2 | 2009-09-08 |
| Exhaust Smoke Denitrating Apparatus And Method Of Exhaust Smoke Denitration App 20090220401 - Nakagawa; Ryosuke ; et al. | 2009-09-03 |
| Wet-type Exhaust Gas Desulfurizer App 20090173234 - Ueda; Takuro ; et al. | 2009-07-09 |
| Duct wall structure Grant 7,549,507 - Aida , et al. June 23, 2 | 2009-06-23 |
| In-Furnace Gas Injection Port App 20090087805 - Ochi; Yusuke ; et al. | 2009-04-02 |
| Exhaust gas treating apparatus Grant 7,507,381 - Muramoto , et al. March 24, 2 | 2009-03-24 |
| Method of calculating radiation Grant 7,482,588 - Yamamoto , et al. January 27, 2 | 2009-01-27 |
| Exhaust Gas Treating Method App 20080209899 - MURAMOTO; Kouji ; et al. | 2008-09-04 |
| Solid fuel boiler and method of operating combustion apparatus Grant 7,392,752 - Okazaki , et al. July 1, 2 | 2008-07-01 |
| Heat exchanger tube panel module, and method of constructing exhaust heat recovery boiler using the same Grant 7,357,100 - Waseda , et al. April 15, 2 | 2008-04-15 |
| Waste gas treating device having flow regulator Grant 7,303,730 - Shishido , et al. December 4, 2 | 2007-12-04 |
| Heat transfer tube panel module and method of constructing exhaust heat recovery boiler using the module Grant 7,275,503 - Waseda , et al. October 2, 2 | 2007-10-02 |
| All position automatic welding head and method for operating the same Grant 7,232,974 - Watanabe , et al. June 19, 2 | 2007-06-19 |
| Heat exchanger tube panel module, and method of constructing exhaust heat recovery boiler using the same App 20070119388 - Waseda; Isao ; et al. | 2007-05-31 |
| Installation construction method for boiler facilities App 20070089296 - Tatehira; Kazuki ; et al. | 2007-04-26 |
| Installation construction method for boiler facilities App 20070089295 - Kawashima; Hiroki ; et al. | 2007-04-26 |
| Non-consumable electrode welding torch and welding head with the torch Grant 7,205,500 - Watanabe , et al. April 17, 2 | 2007-04-17 |
| Waste gas treating device having flow regulating assembly Grant 7,097,814 - Shishido , et al. August 29, 2 | 2006-08-29 |
| Furnace Wall Structure App 20060150874 - Okamoto; Toshihiko ; et al. | 2006-07-13 |
| Furnace wall structure Grant 7,073,451 - Okamoto , et al. July 11, 2 | 2006-07-11 |
| All position automatic welding head and method for operating the same App 20060076318 - Watanabe; Hiroshi ; et al. | 2006-04-13 |
| Non-consumable electrode welding torch and welding head with the torch App 20060076320 - Watanabe; Hiroshi ; et al. | 2006-04-13 |
| Exhaust gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compound Grant 7,005,402 - Kato , et al. February 28, 2 | 2006-02-28 |
| Fuel distribution device for fuel feed ducts and method of operating distribution device Grant 6,976,440 - Ohtani , et al. December 20, 2 | 2005-12-20 |
| Acoustic soot blower, and method for operating the same Grant 6,964,709 - Matsumoto , et al. November 15, 2 | 2005-11-15 |
| Solid fuel boiler and method of operating combustion apparatus Grant 6,938,560 - Okazaki , et al. September 6, 2 | 2005-09-06 |
| Hydrogen producing apparatus and power generating system using it Grant 6,890,673 - Higashiyama , et al. May 10, 2 | 2005-05-10 |
| Exhaust emission control catalyst element, catalyst structure, production method thereof, exhaust emission control apparatus and exhaust emission control method using the apparatus Grant 6,833,117 - Kato , et al. December 21, 2 | 2004-12-21 |
| Method for decomposing chlorine-containing organic compound contained in exhaust gas and catalyst for use in the method Grant 6,759,565 - Kato , et al. July 6, 2 | 2004-07-06 |
| Solid fuel burner and method of combustion using solid fuel burner Grant 6,715,432 - Tsumura , et al. April 6, 2 | 2004-04-06 |
| Exhaust emission control catalyst structure Grant 6,710,013 - Kato , et al. March 23, 2 | 2004-03-23 |
| Boiler Grant 6,338,304 - Yamamoto , et al. January 15, 2 | 2002-01-15 |
| Combustion burner and combustion device provided with same Grant 6,237,510 - Tsumura , et al. May 29, 2 | 2001-05-29 |
| Pulverized coal combustion burner and combustion method thereby Grant 6,189,464 - Okazaki , et al. February 20, 2 | 2001-02-20 |
| Boiler Grant 5,950,574 - Matsuda , et al. September 14, 1 | 1999-09-14 |
| Pulverized coal burner Grant 5,937,770 - Kobayashi , et al. August 17, 1 | 1999-08-17 |
| Endless track magnetic traveling device Grant 5,894,901 - Awamura , et al. April 20, 1 | 1999-04-20 |
| Pulverized coal burner and method of using same Grant 5,806,443 - Kobayashi , et al. September 15, 1 | 1998-09-15 |
| Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent Grant 5,788,944 - Kikkawa , et al. August 4, 1 | 1998-08-04 |
| Coal gasification furnace with a slag tap hole of specific shape Grant 5,782,032 - Tanaka , et al. July 21, 1 | 1998-07-21 |
| Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent Grant 5,686,053 - Kikkawa , et al. November 11, 1 | 1997-11-11 |
| Pulverized coal combustion burner Grant 5,685,242 - Narato , et al. November 11, 1 | 1997-11-11 |
| Ultrasonic flaw detecting apparatus for inspecting multi-layer structure and method thereof Grant 5,681,995 - Ooura , et al. October 28, 1 | 1997-10-28 |
| Maintenance systems for degradation of plant component parts Grant 5,648,919 - Yamauchi , et al. July 15, 1 | 1997-07-15 |
| Wet-type flue gas desulfurization plant Grant 5,648,048 - Kuroda , et al. July 15, 1 | 1997-07-15 |
| Tips for welding and their manufacturing process Grant 5,635,091 - Hori , et al. June 3, 1 | 1997-06-03 |
| Target practice apparatus Grant 5,551,876 - Koresawa , et al. September 3, 1 | 1996-09-03 |
| Wet-type exhaust gas desulfurizing apparatus Grant 5,429,808 - Kuroda , et al. July 4, 1 | 1995-07-04 |
| NOx removal catalyst containing an inorganic fiber Grant 5,348,987 - Kato , et al. September 20, 1 | 1994-09-20 |
| Process for producing a denitration catalyst Grant 5,294,584 - Yoshida , et al. March 15, 1 | 1994-03-15 |
| Combustion apparatus Grant 5,263,426 - Morita , et al. November 23, 1 | 1993-11-23 |
| Pressurized fluidized-bed boiler power plant Grant 5,251,434 - Sugita , et al. October 12, 1 | 1993-10-12 |
| Pulverized coal burner, pulverized coal boiler and method of burning pulverized coal Grant 5,231,937 - Kobayashi , et al. August 3, 1 | 1993-08-03 |
| Method and structure for preventive maintaining an elongated metal hollow member Grant 5,227,124 - Saito , et al. July 13, 1 | 1993-07-13 |
| Pyrolysis furnace for olefin production Grant 5,181,990 - Arisaki , et al. January 26, 1 | 1993-01-26 |
| Burner apparatus for pulverized coal Grant 5,090,339 - Okiura , et al. February 25, 1 | 1992-02-25 |
| Process for producing a catalyst for denitration by catalytic reduction using ammonia Grant 5,087,600 - Kato , et al. February 11, 1 | 1992-02-11 |
| Exhaust gas-purifying catalyst and process for purifying exhaust gases Grant 5,047,378 - Kato , et al. September 10, 1 | 1991-09-10 |
| Denitration reactor Grant 5,043,146 - Ishikawa , et al. August 27, 1 | 1991-08-27 |
| Heat exchanger apparatus Grant 5,033,539 - Kohtaka July 23, 1 | 1991-07-23 |
| Hybrid Rankine cycle system Grant 5,007,240 - Ishida , et al. April 16, 1 | 1991-04-16 |
| Process for calcining a denitrating catalyst Grant 5,004,718 - Ishida , et al. April 2, 1 | 1991-04-02 |
| Catalyst for removing nitrogen oxides Grant 4,952,548 - Kato , et al. August 28, 1 | 1990-08-28 |
| Process for absorbing CO Grant 4,950,462 - Nakao , et al. August 21, 1 | 1990-08-21 |
| Catalyst for removing nitrogen oxides Grant 4,925,825 - Tachi , et al. May 15, 1 | 1990-05-15 |
| AC TIG welding apparatus using hot wire Grant 4,904,843 - Hori , et al. February 27, 1 | 1990-02-27 |
| Method for controlling wet-process flue gas desulfurization Grant 4,836,991 - Ishiguro , et al. June 6, 1 | 1989-06-06 |
| Wall-crawling machine Grant 4,828,059 - Naito , et al. May 9, 1 | 1989-05-09 |
| Apparatus for denitration Grant 4,820,492 - Wada , et al. April 11, 1 | 1989-04-11 |
| Apparatus for low concentration NOx combustion Grant 4,807,541 - Masai , et al. February 28, 1 | 1989-02-28 |
| Process for producing an oxygen-containing organic compound from olefins Grant 4,806,692 - Yamada , et al. * February 21, 1 | 1989-02-21 |
| Waste heat recovery boiler Grant 4,799,461 - Shigenaka , et al. January 24, 1 | 1989-01-24 |
| Catalyst for removing nitrogen oxide and process for producing the catalyst Grant 4,798,813 - Kato , et al. January 17, 1 | 1989-01-17 |
| Method of catalytic combustion using heat-resistant catalyst Grant 4,793,797 - Kato , et al. December 27, 1 | 1988-12-27 |
| Method of control and apparatus for hot-wire welding Grant 4,788,412 - Hori , et al. November 29, 1 | 1988-11-29 |
| Atomizer and coal-water slurry fired boiler utilizing the same Grant 4,784,043 - Kobayashi , et al. November 15, 1 | 1988-11-15 |
| Apparatus for removing NO.sub.x from a gas Grant 4,751,054 - Watanabe June 14, 1 | 1988-06-14 |
| Method of and apparatus for combusting coal-water mixture Grant 4,741,279 - Azuhata , et al. May 3, 1 | 1988-05-03 |
| Apparatus for removing nitrogen oxides Grant 4,726,935 - Inatsune , et al. February 23, 1 | 1988-02-23 |
| Flame detector for use with a burner Grant 4,709,155 - Yamaguchi , et al. November 24, 1 | 1987-11-24 |
| Boiler starting system Grant 4,703,722 - Fukayama November 3, 1 | 1987-11-03 |
| Flue gas desulfurization process Grant 4,687,649 - Kuroda , et al. * August 18, 1 | 1987-08-18 |
| Furnace system Grant 4,653,998 - Sohma , et al. March 31, 1 | 1987-03-31 |
| Hot-wire TIG welding apparatus Grant 4,628,182 - Hori , et al. December 9, 1 | 1986-12-09 |
| Hot-wire TIG welding apparatus Grant 4,614,856 - Hori , et al. September 30, 1 | 1986-09-30 |
| Ammonia reduction-denitration process and apparatus therefor Grant 4,571,329 - Kato , et al. February 18, 1 | 1986-02-18 |
| Apparatus for coal combustion Grant 4,545,307 - Morita , et al. October 8, 1 | 1985-10-08 |
| Process for producing acetaldehyde Grant 4,521,631 - Nishimura , et al. June 4, 1 | 1985-06-04 |
| Boiler tube Grant 4,505,232 - Usami , et al. March 19, 1 | 1985-03-19 |
| Heat recovery steam generator Grant 4,501,233 - Kusaka February 26, 1 | 1985-02-26 |
| Limestone-gypsum flue gas desulfurization process Grant 4,487,784 - Kuroda , et al. December 11, 1 | 1984-12-11 |
| Plate-shaped catalyst unit for NOx reduction of exhaust gas Grant 4,455,281 - Ishida , et al. June 19, 1 | 1984-06-19 |
| Process for dry desulfurization of flue gas Grant 4,427,642 - Arashi , et al. January 24, 1 | 1984-01-24 |
| Cylindrical guide rail for detector Grant 4,389,894 - Kajiyama June 28, 1 | 1983-06-28 |
| Process for reducing an eliminating nitrogen oxides in an exhaust gas Grant 4,351,811 - Matsuda , et al. September 28, 1 | 1982-09-28 |
| Process for treating flue gas Grant 4,350,670 - Matsuda , et al. September 21, 1 | 1982-09-21 |
| Incinerator for burning waste and a method of utilizing same Grant 4,308,806 - Uemura , et al. January 5, 1 | 1982-01-05 |
| Ultrasonic flaw detector driving apparatus Grant 4,279,158 - Kajiyama , et al. July 21, 1 | 1981-07-21 |
| Carbon monoxide absorbing liquid Grant 4,277,452 - Kanehori , et al. July 7, 1 | 1981-07-07 |
| Process for catalytically treating exhaust gas containing NO.sub.x in the presence of ammonia gas Grant 4,138,469 - Kato , et al. February 6, 1 | 1979-02-06 |
| Catalytic reaction apparatus Grant 4,101,290 - Arashi , et al. July 18, 1 | 1978-07-18 |
| Catalytic process for reducing nitrogen oxides to nitrogen Grant 4,085,193 - Nakajima , et al. April 18, 1 | 1978-04-18 |
| Method for removing nitrogen oxides from flue gas by absorption Grant 4,081,509 - Hishinuma , et al. March 28, 1 | 1978-03-28 |
| Method of manufacturing a stainless steel boiler tube with anticorrosive coating Grant 3,969,153 - Suzuki , et al. July 13, 1 | 1976-07-13 |
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