John S. Roberts

Person

Bartlesville, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Regenerating zeolitic cracking catalyst
- Patent number RE37842
- Issue date Sep 17, 2002
- Phillips Petroleum Company
- Brent J. Bertus
- 208 - Mineral oils: processes and products
Information Patent Grant
Regenerating zeolitic cracking catalyst
- Patent number RE37789
- Issue date Jul 16, 2002
- Phillips Petroleum Company
- Brent J. Bertus
- 208 - Mineral oils: processes and products
Information Patent Grant
Regenerating zeolitic cracking catalyst
- Patent number 5,358,630
- Issue date Oct 25, 1994
- Phillips Petroleum Company
- Brent J. Bertus
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Continuous process for the production of disulfides
- Patent number 5,202,494
- Issue date Apr 13, 1993
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of isethionic acid with organic acid
- Patent number 5,053,530
- Issue date Oct 1, 1991
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dodecyl hydroxymethyl sulfide
- Patent number 5,053,549
- Issue date Oct 1, 1991
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of mercapto compounds
- Patent number 5,008,432
- Issue date Apr 16, 1991
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxa-organic sulfur compounds, their preparation and use
- Patent number 4,997,988
- Issue date Mar 5, 1991
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing organothioalkanols
- Patent number 4,994,624
- Issue date Feb 19, 1991
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of high boiling alkyl sulfides
- Patent number 4,964,957
- Issue date Oct 23, 1990
- Phillips Petroleum Company
- James E. Shaw
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing a catalyst
- Patent number 4,965,236
- Issue date Oct 23, 1990
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxa-organic sulfur compounds, their preparation and use
- Patent number 4,962,169
- Issue date Oct 9, 1990
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing stable organic hydroxysulfide compositions
- Patent number 4,939,302
- Issue date Jul 3, 1990
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxa-organic sulfur compounds, their preparation and use
- Patent number 4,891,444
- Issue date Jan 2, 1990
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst composition
- Patent number 4,837,192
- Issue date Jun 6, 1989
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the oxidation of mercaptoalkanols to dithiodiglycols
- Patent number 4,721,813
- Issue date Jan 26, 1988
- Phillips Petroleum Company
- Harold W. Mark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfide metathesis
- Patent number 4,537,994
- Issue date Aug 27, 1985
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Passivating metals on cracking catalysts
- Patent number 4,535,066
- Issue date Aug 13, 1985
- Philips Petroleum Company
- Harold W. Mark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Passivating metals on cracking catalysts
- Patent number 4,459,366
- Issue date Jul 10, 1984
- Phillips Petroleum Company
- Harold W. Mark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking catalyst improvement with gallium compounds
- Patent number 4,415,440
- Issue date Nov 15, 1983
- Phillips Petroleum Company
- John S. Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst poisons passivated with tin compounds plus both sulfur and...
- Patent number 4,397,767
- Issue date Aug 9, 1983
- Phillips Petroleum Company
- John S. Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Stable antimony organophosphorodithioates
- Patent number 4,394,324
- Issue date Jul 19, 1983
- Phillips Petroleum Company
- Harold W. Mark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cracking catalyst improvement with gallium compounds
- Patent number 4,377,504
- Issue date Mar 22, 1983
- Phillips Petroleum Company
- John S. Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking process and catalyst for same
- Patent number 4,348,304
- Issue date Sep 7, 1982
- Phillips Petroleum Company
- John S. Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cracking catalyst poisons passivated with tin compounds plus both s...
- Patent number 4,324,648
- Issue date Apr 13, 1982
- Phillips Petroleum Company
- John S. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for reducing possibility of leaching of heavy metals from u...
- Patent number 4,268,188
- Issue date May 19, 1981
- Phillips Petroleum Company
- Brent J. Bertus
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method of transferring a passivating agent to or from a cracking ca...
- Patent number 4,257,919
- Issue date Mar 24, 1981
- Phillips Petroleum Company
- John S. Roberts
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Cracking process and catalyst for same containing indium to passiva...
- Patent number 4,256,564
- Issue date Mar 17, 1981
- Phillips Petroleum Company
- John S. Roberts
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

John S. Roberts

Person

Patents Grantslast 30 patents

Regenerating zeolitic cracking catalyst

Regenerating zeolitic cracking catalyst

Regenerating zeolitic cracking catalyst

Continuous process for the production of disulfides

Preparation of isethionic acid with organic acid

Dodecyl hydroxymethyl sulfide

Production of mercapto compounds

Oxa-organic sulfur compounds, their preparation and use

Process for preparing organothioalkanols

Purification of high boiling alkyl sulfides

Process for producing a catalyst

Oxa-organic sulfur compounds, their preparation and use

Process for preparing stable organic hydroxysulfide compositions

Oxa-organic sulfur compounds, their preparation and use

Catalyst composition

Method for the oxidation of mercaptoalkanols to dithiodiglycols

Sulfide metathesis

Passivating metals on cracking catalysts

Passivating metals on cracking catalysts

Cracking catalyst improvement with gallium compounds

Catalyst poisons passivated with tin compounds plus both sulfur and...

Stable antimony organophosphorodithioates

Cracking catalyst improvement with gallium compounds

Cracking process and catalyst for same

Cracking catalyst poisons passivated with tin compounds plus both s...

Process for reducing possibility of leaching of heavy metals from u...

Method of transferring a passivating agent to or from a cracking ca...

Cracking process and catalyst for same containing indium to passiva...