| Patent | Date |
|---|
Production of lubricant oils from thermally cracked resids
Grant 11,292,977 - Brown , et al. April 5, 2 | 2022-04-05 |
Production of upgraded extract and raffinate
Grant 10,947,460 - Umansky , et al. March 16, 2 | 2021-03-16 |
Production Of Lubricant Oils From Thermally Cracked Resids
App 20210024846 - Brown; Stephen H. ; et al. | 2021-01-28 |
Bright stock production from low severity resid deasphalting
Grant 10,808,185 - Hilbert , et al. October 20, 2 | 2020-10-20 |
Hydroprocessing of deasphalted catalytic slurry oil
Grant 10,752,849 - Brown , et al. A | 2020-08-25 |
Upgrading Challenged Feeds And Pitches Produced Therefrom
App 20200181497 - Brown; Stephen H. ; et al. | 2020-06-11 |
Forming asphalt fractions from three-product deasphalting
Grant 10,655,077 - Aldous , et al. | 2020-05-19 |
Sequential deasphalting for base stock production
Grant 10,550,341 - Harandi , et al. Fe | 2020-02-04 |
Production Of Upgraded Extract And Raffinate
App 20200002625 - Umansky; Benjamin S. ; et al. | 2020-01-02 |
Production of upgraded extract and raffinate
Grant 10,450,517 - Umansky , et al. Oc | 2019-10-22 |
Forming Asphalt Fractions From Three-product Deasphalting
App 20190016965 - ALDOUS; Keith K. ; et al. | 2019-01-17 |
Hydroprocessing Of Deasphalted Catalytic Slurry Oil
App 20180291290 - BROWN; Stephen H. ; et al. | 2018-10-11 |
Production Of Upgraded Extract And Raffinate
App 20170342330 - Umansky; Benjamin S. ; et al. | 2017-11-30 |
Bright Stock And Heavy Neutral Production From Resid Deasphalting
App 20170183576 - Hilbert; Timothy L. ; et al. | 2017-06-29 |
Sequential Deasphalting For Base Stock Production
App 20170183580 - Harandi; Mohsen N. ; et al. | 2017-06-29 |
Bright Stock Production From Low Severity Resid Deasphalting
App 20170183578 - Hilbert; Timothy L. ; et al. | 2017-06-29 |
Bright Stock Production From Low Severity Resid Deasphalting
App 20170183577 - Hilbert; Timothy L. ; et al. | 2017-06-29 |
Production Of Lubricant Oils From Thermally Cracked Resids
App 20160298048 - Brown; Stephen H. ; et al. | 2016-10-13 |
Asphalt oxidation process using liquid jet ejection
Grant 9,447,327 - Aldous September 20, 2 | 2016-09-20 |
Production of non-carcinogenic brightstock extracts
Grant 8,986,537 - Sircar , et al. March 24, 2 | 2015-03-24 |
Asphalt Oxidation Process Using Liquid Jet Ejection
App 20140374310 - Aldous; Keith K. | 2014-12-25 |
Production Of Non-carcinogenic Brightstock Extracts
App 20140262958 - Sircar; Cristina M. ; et al. | 2014-09-18 |
Deasphalter unit throughput increase via resid membrane feed preparation
Grant 7,736,493 - Leta , et al. June 15, 2 | 2010-06-15 |
Deasphalter unit throughput increase via resid membrane feed preparation
App 20090057192 - Leta; Daniel P. ; et al. | 2009-03-05 |
Process for producing lubricant base oils
Grant 7,179,365 - Aldous , et al. February 20, 2 | 2007-02-20 |
Process for producing lubricant base oils
App 20040222129 - Aldous, Keith K. ; et al. | 2004-11-11 |
Process for solvent extraction of hydrocarbons providing an increased yield of raffinate
Grant 6,294,082 - Aldous , et al. September 25, 2 | 2001-09-25 |
Process for manufacturing improved process oils using extraction of hydrotreated distillates
Grant 6,110,358 - Aldous , et al. August 29, 2 | 2000-08-29 |
Method for making a process oil by using aromatic enrichment with extraction followed by single stage hydrofinishing (LAW764)
Grant 6,080,302 - Aldous , et al. June 27, 2 | 2000-06-27 |
Method for manufacturing a process oil with improved solvency
Grant 5,853,569 - Aldous , et al. December 29, 1 | 1998-12-29 |
Process oils and manufacturing process for such using aromatic enrichment with extraction followed by single stage hydrofinishing
Grant 5,840,175 - Aldous , et al. November 24, 1 | 1998-11-24 |
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