John E. Hostettler

Follow

Person

Bartlesville, OK, US

People

Patents Grantslast 30 patents

Information Patent Grant
Suspending medium for particulate material
- Patent number 5,631,313
- Issue date May 20, 1997
- Phillips Petroleum Company
- Marshall D. Bishop
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Suspending medium for water soluble polymer
- Patent number 5,091,448
- Issue date Feb 25, 1992
- Phillips Petroleum Company
- John E. Hostettler
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES