Dennis E. Dria

Person

Cleveland Heights, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Maleic anhydride process
- Patent number 4,647,673
- Issue date Mar 3, 1987
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of mixed vanadium phosphorus oxide catalysts
- Patent number 4,563,439
- Issue date Jan 7, 1986
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Attrition resistant microspheroidal fluid bed catalysts containing...
- Patent number 4,525,471
- Issue date Jun 25, 1985
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrile compounds as oil field biocides
- Patent number 4,507,212
- Issue date Mar 26, 1985
- The Standard Oil Company
- Dennis E. Dria
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of maleic anhydride
- Patent number 4,465,846
- Issue date Aug 14, 1984
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of maleic anhydride
- Patent number 4,455,434
- Issue date Jun 19, 1984
- The Standard Oil Company
- Dennis E. Dria
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of improved mixed vanadium phosphorus oxide catalyst an...
- Patent number 4,448,893
- Issue date May 15, 1984
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of maleic anhydride
- Patent number 4,429,137
- Issue date Jan 31, 1984
- The Standard Oil Company
- Patricia R. Blum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for tableting fine powders
- Patent number 4,426,342
- Issue date Jan 17, 1984
- The Standard Oil Company
- Dennis E. Dria
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for the preparation of fluidizable catalysts
- Patent number 4,400,306
- Issue date Aug 23, 1983
- The Standard Oil Company
- Dennis E. Dria
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of mixed vanadium phosphorus oxide catalysts and their...
- Patent number 4,396,535
- Issue date Aug 2, 1983
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of vanadium phosphorous catalysts using olefinic oxygen...
- Patent number 4,396,536
- Issue date Aug 2, 1983
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of improved mixed vanadium phosphorus oxide catalyst in oxidati...
- Patent number 4,365,069
- Issue date Dec 21, 1982
- The Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of vanadium phosphorus catalysts using a mixed phosphor...
- Patent number 4,361,501
- Issue date Nov 30, 1982
- The Standard Oil Company
- Patricia R. Blum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of maleic anhydride
- Patent number 4,350,639
- Issue date Sep 21, 1982
- The Standard Oil Company
- Ernest C. Milberger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixed vanadium phosphorus oxide catalysts and preparation thereof
- Patent number 4,333,853
- Issue date Jun 8, 1982
- The Standard Oil Company
- Ernest C. Milberger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of maleic anhydride
- Patent number 4,315,864
- Issue date Feb 16, 1982
- Standard Oil Company (Ohio)
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of vanadium phosphorus catalysts
- Patent number 4,294,722
- Issue date Oct 13, 1981
- Standard Oil Company
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of maleic anhydride
- Patent number 4,244,879
- Issue date Jan 13, 1981
- Standard Oil Company (Ohio)
- Noel J. Bremer
- C07 - ORGANIC CHEMISTRY

Dennis E. Dria

Person

Patents Grantslast 30 patents

Maleic anhydride process

Preparation of mixed vanadium phosphorus oxide catalysts

Attrition resistant microspheroidal fluid bed catalysts containing...

Nitrile compounds as oil field biocides

Preparation of maleic anhydride

Process for the preparation of maleic anhydride

Preparation of improved mixed vanadium phosphorus oxide catalyst an...

Preparation of maleic anhydride

Process for tableting fine powders

Process for the preparation of fluidizable catalysts

Preparation of mixed vanadium phosphorus oxide catalysts and their...

Preparation of vanadium phosphorous catalysts using olefinic oxygen...

Use of improved mixed vanadium phosphorus oxide catalyst in oxidati...

Preparation of vanadium phosphorus catalysts using a mixed phosphor...

Preparation of maleic anhydride

Mixed vanadium phosphorus oxide catalysts and preparation thereof

Preparation of maleic anhydride

Preparation of vanadium phosphorus catalysts

Preparation of maleic anhydride