Hoffman; Glenn E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hoffman; Glenn E..The latest application filed is for "production of pig iron".

Company Profile

0.15.12

Hoffman; Glenn E. - Lancaster SC US
Hoffman; Glenn E. - Tucson AZ
Hoffman; Glenn E. - Pineville NC

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Producing of pig iron from iron-containing materials Grant 9,404,165 - Hoffman August 2, 2	2016-08-02
Production Of Pig Iron App 20150275323 - Hoffman; Glenn E.	2015-10-01
Producing Of Pig Iron From Iron-containing Materials App 20140331821 - Hoffman; Glenn E.	2014-11-13
Direct processing of metallic ore concentrates into ferroalloys Grant 8,545,593 - Hoffman October 1, 2	2013-10-01
Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc Grant 8,420,007 - Hoffman April 16, 2	2013-04-16
Direct processing of metallic ore concentrates into ferroalloys App 20120036960 - Hoffman; Glenn E.	2012-02-16
Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc App 20120013053 - Hoffman; Glenn E.	2012-01-19
Direct smelting of zinc bearing compounds to produce metallic zinc Grant 8,043,408 - Hoffman October 25, 2	2011-10-25
Direct processing of ferrotitania ores and sands Grant 7,985,389 - Hoffman July 26, 2	2011-07-26
Vending machine for liquids Grant D638,476 - Hoffman , et al. May 24, 2	2011-05-24
Direct Smelting Of Zinc Bearing Compounds To Produce Metallic Zinc App 20100126312 - Hoffman; Glenn E.	2010-05-27
Direct Processing Of Metallic Ore Concentrates Into Ferroalloys App 20100126311 - Hoffman; Glenn E.	2010-05-27
Direct Processing Of Ferrotitania Ores And Sands App 20100126310 - Hoffman; Glenn E.	2010-05-27
Method of producing a metallized briquette Grant 6,802,886 - Hoffman , et al. October 12, 2	2004-10-12
Furnace hearth for improved molten iron production and method of operation Grant 6,749,664 - Hoffman , et al. June 15, 2	2004-06-15
Method for producing beneficiated titanium oxides Grant 6,685,761 - Hoffman , et al. February 3, 2	2004-02-03
Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus Grant 6,648,942 - Hoffman , et al. November 18, 2	2003-11-18
Method of direct iron-making / steel-making via gas or coal-based direct reduction App 20030097908 - Hoffman, Glenn E. ; et al.	2003-05-29
Iron production method of operation in a rotary hearth furnace and improved furnace apparatus Grant 6,413,295 - Meissner , et al. July 2, 2	2002-07-02
Method for producing molten iron in duplex furnaces App 20010054329 - Hoffman, Glenn E. ; et al.	2001-12-27
Iron Production Method Of Operation In A Rotary Hearth Furnace And Improved Furnace Apparatus App 20010052273 - MEISSNER, DAVID C. ; et al.	2001-12-20
Method of producing a metallized briquette App 20010047699 - Hoffman, Glenn E. ; et al.	2001-12-06
Method and apparatus for producing molten iron using coal Grant 4,685,964 - Summers , et al. August 11, 1	1987-08-11

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