John A. Hamshar

Person

Owasso, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for recovery of hydrocarbons and rejection of sand
- Patent number 5,340,467
- Issue date Aug 23, 1994
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Process for recovery of hydrocarbons and rejection of sand
- Patent number 5,316,664
- Issue date May 31, 1994
- Canadian Occidental Petroleum, Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Process for preparing a water continuous emulsion from heavy crude...
- Patent number 5,283,001
- Issue date Feb 1, 1994
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Preparation of oil-in-aqueous phase emulsion and removing contamina...
- Patent number 5,263,848
- Issue date Nov 23, 1993
- Canadian Occidental Petroleum, Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Converting heavy hydrocarbons into lighter hydrocarbons using ultra...
- Patent number 5,110,443
- Issue date May 5, 1992
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing bitumen
- Patent number 5,083,613
- Issue date Jan 28, 1992
- Canadian Occidental Petroleum, Ltd.
- Armand A. Gregoli
- E21 - EARTH DRILLING MINING
Information Patent Grant
Preparation of low-viscosity improved stable crude oil transport em...
- Patent number 4,983,319
- Issue date Jan 8, 1991
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Preparation of improved stable crude oil transport emulsions
- Patent number 4,978,365
- Issue date Dec 18, 1990
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
In situ application of high temperature resistant surfactants to pr...
- Patent number 4,966,235
- Issue date Oct 30, 1990
- Canadian Occidental Petroleum Ltd.
- Armand A. Gregoli
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Preparation of stable crude oil transport emulsions
- Patent number 4,725,287
- Issue date Feb 16, 1988
- Canadian Occidental Petroleum, Ltd.
- Armand A. Gregoli
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Integrated oxygasification and hydropyrolysis process for producing...
- Patent number 4,415,431
- Issue date Nov 15, 1983
- Cities Service Company
- Richard S. Matyas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Desulfurization of petroleum coke
- Patent number 4,389,388
- Issue date Jun 21, 1983
- Cities Service Company
- Charles P. Goforth
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

John A. Hamshar

Person

Patents Grantslast 30 patents

Process for recovery of hydrocarbons and rejection of sand

Process for recovery of hydrocarbons and rejection of sand

Process for preparing a water continuous emulsion from heavy crude...

Preparation of oil-in-aqueous phase emulsion and removing contamina...

Converting heavy hydrocarbons into lighter hydrocarbons using ultra...

Process for producing bitumen

Preparation of low-viscosity improved stable crude oil transport em...

Preparation of improved stable crude oil transport emulsions

In situ application of high temperature resistant surfactants to pr...

Preparation of stable crude oil transport emulsions

Integrated oxygasification and hydropyrolysis process for producing...

Desulfurization of petroleum coke