Robert D. Hughes

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-stage process for deasphalting resid, removing catalyst fines...
- Patent number 5,124,027
- Issue date Jun 23, 1992
- Amoco Corporation
- William I. Beaton
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Use of aqueous, non-sweep liquid during membrane separation
- Patent number 4,239,506
- Issue date Dec 16, 1980
- Standard Oil Company (Indiana)
- Edward F. Steigelmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of converting membrane separation units
- Patent number 4,237,596
- Issue date Dec 9, 1980
- Standard Oil Company (Indiana)
- Robert D. Hughes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of making a semi-permeable, essentially water-insoluble, hyd...
- Patent number 4,106,920
- Issue date Aug 15, 1978
- Standard Oil Company (Indiana)
- Robert D. Hughes
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Gas separation membrane
- Patent number 4,047,908
- Issue date Sep 13, 1977
- Standard Oil Company
- Edward F. Steigelmann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Product
- Patent number 4,039,499
- Issue date Aug 2, 1977
- Standard Oil Company
- Edward F. Steigelmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Semi-permeable membrane compositions based on blends of polyamides...
- Patent number 3,980,605
- Issue date Sep 14, 1976
- Standard Oil Company
- Edward F. Steigelmann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for separating one or more components of a gaseous mixture
- Patent number 3,951,621
- Issue date Apr 20, 1976
- Standard Oil Company
- Robert D. Hughes
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for forming hollow fibers
- Patent number 3,940,469
- Issue date Feb 24, 1976
- Standard Oil Company
- Edward F. Steigelmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Robert D. Hughes

Person

Patents Grantslast 30 patents

Multi-stage process for deasphalting resid, removing catalyst fines...

Use of aqueous, non-sweep liquid during membrane separation

Method of converting membrane separation units

Method of making a semi-permeable, essentially water-insoluble, hyd...

Gas separation membrane

Product

Semi-permeable membrane compositions based on blends of polyamides...

Process for separating one or more components of a gaseous mixture

Process for forming hollow fibers