Waldo R. De Thomas

Person

Parsippany, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Free radical initiator delivery system
- Patent number 5,510,307
- Issue date Apr 23, 1996
- ISP Investments Inc.
- Kolazi S. Narayanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Free radical initiator delivery system
- Patent number 5,405,818
- Issue date Apr 11, 1995
- ISP Investments Inc.
- Waldo De Thomas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Free radical initiator delivery system
- Patent number 5,362,698
- Issue date Nov 8, 1994
- ISP Investments Inc.
- Kolazi S. Narayanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of vapor phase catalytic hydrogenation of maleic anhydride...
- Patent number 5,347,021
- Issue date Sep 13, 1994
- ISP Investments Inc.
- Paul D. Taylor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of gamma butyrolactone THF in predetermi...
- Patent number 5,149,836
- Issue date Sep 22, 1992
- ISP Investments Inc.
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of purified gamma-butyrolactone in high yi...
- Patent number 5,136,058
- Issue date Aug 4, 1992
- ISP Investments Inc.
- Paul D. Taylor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Activated catalyst for the vapor phase hydrogenation of maleic anhy...
- Patent number 5,122,495
- Issue date Jun 16, 1992
- ISP Investments Inc.
- Paul D. Taylor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogenation catalyst
- Patent number 4,885,410
- Issue date Dec 5, 1989
- GAF Corporation
- Waldo De Thomas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrogenation process for converting lactones to diols
- Patent number 4,885,411
- Issue date Dec 5, 1989
- GAF Corporation
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of butyrolactone
- Patent number 4,851,085
- Issue date Jul 25, 1989
- GAF Corporation
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogenation catalyst and process for preparing the catalyst
- Patent number 4,797,382
- Issue date Jan 10, 1989
- GAF Corporation
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogenation catalyst and process for its preparation
- Patent number 4,795,733
- Issue date Jan 3, 1989
- GAF Corporation
- Waldo De Thomas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Regeneration of supported-nickel catalysts
- Patent number 4,361,495
- Issue date Nov 30, 1982
- GAF Corporation
- Eugene V. Hort
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of pyrrolidone
- Patent number 4,276,215
- Issue date Jun 30, 1981
- GAF Corporation
- Eugene V. Hort
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic hydrogenation of carbonyl containing organic compounds
- Patent number 4,182,721
- Issue date Jan 8, 1980
- GAF Corporation
- Waldo R. De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst comprising Raney nickel with adsorbed molybdenum compound
- Patent number 4,153,578
- Issue date May 8, 1979
- GAF Corporation
- Waldo R. De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of gamma-butyrolactone from maleic anhydride with a hydr...
- Patent number 4,105,674
- Issue date Aug 8, 1978
- GAF Corporation
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogenation catalyst and method of producing same
- Patent number 4,083,809
- Issue date Apr 11, 1978
- GAF Corporation
- Waldo De Thomas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and catalyst for preparing 1,4-butanediol
- Patent number 3,950,441
- Issue date Apr 13, 1976
- GAF Corporation
- Stanley Rudoff
- C07 - ORGANIC CHEMISTRY

Waldo R. De Thomas

Person

Patents Grantslast 30 patents

Free radical initiator delivery system

Free radical initiator delivery system

Free radical initiator delivery system

Process of vapor phase catalytic hydrogenation of maleic anhydride...

Process for the production of gamma butyrolactone THF in predetermi...

Process for the recovery of purified gamma-butyrolactone in high yi...

Activated catalyst for the vapor phase hydrogenation of maleic anhy...

Hydrogenation catalyst

Hydrogenation process for converting lactones to diols

Purification of butyrolactone

Hydrogenation catalyst and process for preparing the catalyst

Hydrogenation catalyst and process for its preparation

Regeneration of supported-nickel catalysts

Purification of pyrrolidone

Catalytic hydrogenation of carbonyl containing organic compounds

Catalyst comprising Raney nickel with adsorbed molybdenum compound

Production of gamma-butyrolactone from maleic anhydride with a hydr...

Hydrogenation catalyst and method of producing same

Process and catalyst for preparing 1,4-butanediol