Howard P. Angstadt

Person

Media, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Solid superacid alkylation catalyst compositions and alkylation met...
- Patent number 5,493,067
- Issue date Feb 20, 1996
- Sun Company, Inc (R&M)
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylation process using solid superacid catalyst liquid phase
- Patent number 5,491,278
- Issue date Feb 13, 1996
- Sun Company, Inc (R&M)
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes using solid-acid catalyst composition
- Patent number 5,321,197
- Issue date Jun 14, 1994
- Sun Company, Inc (R&M)
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes using solid-acid catalyst compositions
- Patent number 5,310,868
- Issue date May 10, 1994
- Sun Company, Inc.
- Howard P. Angstadt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Solid-acid alkylation catalyst compositions for alkylation processes
- Patent number 5,214,017
- Issue date May 25, 1993
- Sun Company, Inc (R&M)
- Howard P. Angstadt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Solid-acid alkylation catalyst compositions for alkylation processes
- Patent number 5,212,136
- Issue date May 18, 1993
- Sun Company, Inc (R&M)
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silicate-containing oil recovery compositions
- Patent number 4,769,161
- Issue date Sep 6, 1988
- Sun Refining and Marketing Company
- Howard P. Angstadt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Oil recovery agent
- Patent number 4,743,385
- Issue date May 10, 1988
- Sun Refining and Marketing Company
- Howard P. Angstadt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Salt-tolerant alkyl aryl sulfonate compositions for use in enhanced...
- Patent number 4,699,214
- Issue date Oct 13, 1987
- Sun Refining and Marketing Company
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Steam recovery processes employing stable forms of alkylaromatic su...
- Patent number 4,682,653
- Issue date Jul 28, 1987
- Sun Refining and Marketing Company
- Howard P. Angstadt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Catalyst for hydrogenation of aromatic dinitriles
- Patent number 4,320,032
- Issue date Mar 16, 1982
- Suntech, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and catalyst for hydrogenation of aromatic dinitriles
- Patent number 4,247,478
- Issue date Jan 27, 1981
- Suntech, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation process
- Patent number RE30464
- Issue date Dec 30, 1980
- Sun Ventures, Inc.
- Howard P. Angstadt
- 260 - Chemistry of carbon compounds
Information Patent Grant
Process for hydrogenating aromatic dinitriles
- Patent number 4,222,961
- Issue date Sep 16, 1980
- Suntech, Inc.
- Walter A. Butte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymeric catalyst composition for hydrocarbon oxidation
- Patent number 4,182,909
- Issue date Jan 8, 1980
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogenation of aromatic amines
- Patent number 4,181,680
- Issue date Jan 1, 1980
- Suntech, Inc.
- Walter A. Butte
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ammoxidation process and catalyst
- Patent number 4,110,250
- Issue date Aug 29, 1978
- Suntech, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organometallic complexes as alkylaromatic oxidation catalysts
- Patent number 4,104,310
- Issue date Aug 1, 1978
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organometallic complexes as oxidation catalysts
- Patent number 4,104,311
- Issue date Aug 1, 1978
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxidation of olefins with organometallic complex catalysts
- Patent number 4,104,312
- Issue date Aug 1, 1978
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organometallic complexes as oxidation catalyst
- Patent number 4,089,907
- Issue date May 16, 1978
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation process
- Patent number 4,070,393
- Issue date Jan 24, 1978
- Sun Ventures, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation process
- Patent number 4,044,042
- Issue date Aug 23, 1977
- Suntech, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for catalytic oxidation of olefins to form hydroperoxides
- Patent number 4,034,047
- Issue date Jul 5, 1977
- Suntech, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organometallic complexes as alkylaromatic oxidation catalysts
- Patent number 4,022,841
- Issue date May 10, 1977
- Sun Company, Inc.
- Howard P. Angstadt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation catalyst
- Patent number 4,018,713
- Issue date Apr 19, 1977
- Sun Ventures, Inc.
- Ronald D. Bushick
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation process
- Patent number 3,959,337
- Issue date May 25, 1976
- Sun Ventures, Inc.
- Ronald D. Bushick
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ammoxidation process
- Patent number 3,959,336
- Issue date May 25, 1976
- Sun Ventures, Inc.
- Ronald D. Bushick
- C07 - ORGANIC CHEMISTRY

Howard P. Angstadt

Person

Patents Grantslast 30 patents

Solid superacid alkylation catalyst compositions and alkylation met...

Alkylation process using solid superacid catalyst liquid phase

Processes using solid-acid catalyst composition

Processes using solid-acid catalyst compositions

Solid-acid alkylation catalyst compositions for alkylation processes

Solid-acid alkylation catalyst compositions for alkylation processes

Silicate-containing oil recovery compositions

Oil recovery agent

Salt-tolerant alkyl aryl sulfonate compositions for use in enhanced...

Steam recovery processes employing stable forms of alkylaromatic su...

Catalyst for hydrogenation of aromatic dinitriles

Process and catalyst for hydrogenation of aromatic dinitriles

Ammoxidation process

Process for hydrogenating aromatic dinitriles

Polymeric catalyst composition for hydrocarbon oxidation

Hydrogenation of aromatic amines

Ammoxidation process and catalyst

Organometallic complexes as alkylaromatic oxidation catalysts

Organometallic complexes as oxidation catalysts

Oxidation of olefins with organometallic complex catalysts

Organometallic complexes as oxidation catalyst

Ammoxidation process

Ammoxidation process

Process for catalytic oxidation of olefins to form hydroperoxides

Organometallic complexes as alkylaromatic oxidation catalysts

Ammoxidation catalyst

Ammoxidation process

Ammoxidation process