Donald F. Birkelbach

Person

Angleton, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for polymerizing alpha-olefins
- Patent number 4,451,626
- Issue date May 29, 1984
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ultra high efficiency catalyst for polymerizing olefins
- Patent number 4,409,126
- Issue date Oct 11, 1983
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst containing titanium, zirconium and zinc fo...
- Patent number 4,399,053
- Issue date Aug 16, 1983
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ultra high efficiency catalyst for polymerizing olefins
- Patent number 4,380,508
- Issue date Apr 19, 1983
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,323,665
- Issue date Apr 6, 1982
- The Dow Chemical Co.
- Kirby Lowery
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,308,369
- Issue date Dec 29, 1981
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,243,785
- Issue date Jan 6, 1981
- The Dow Chemical Company
- Donald F. Birkelbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,238,355
- Issue date Dec 9, 1980
- The Dow Chemical Company
- Randall S. Shipley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,224,186
- Issue date Sep 23, 1980
- The Dow Chemical Company
- Kirby Lowery
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,198,315
- Issue date Apr 15, 1980
- The Dow Chemical Company
- Donald F. Birkelbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,189,553
- Issue date Feb 19, 1980
- The Dow Chemical Company
- Donald F. Birkelbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High efficiency catalyst for polymerizing olefins
- Patent number 4,120,820
- Issue date Oct 17, 1978
- The Dow Chemical Company
- Donald F. Birkelbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Donald F. Birkelbach

Person

Patents Grantslast 30 patents

Process for polymerizing alpha-olefins

Ultra high efficiency catalyst for polymerizing olefins

High efficiency catalyst containing titanium, zirconium and zinc fo...

Ultra high efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins

High efficiency catalyst for polymerizing olefins