Robert J. Purinton Jr.

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Tulsa, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous crosslinked gelled pigs for cleaning pipelines
- Patent number 4,543,131
- Issue date Sep 24, 1985
- The Dow Chemical Company
- Robert J. Purinton
- B08 - CLEANING
Information Patent Grant
Organic gels
- Patent number 4,537,700
- Issue date Aug 27, 1985
- The Dow Chemical Company
- Robert J. Purinton
- B08 - CLEANING
Information Patent Grant
Cleaning pipeline interior with gelled pig
- Patent number 4,473,408
- Issue date Sep 25, 1984
- The Dow Chemical Company
- Robert J. Purinton
- B08 - CLEANING
Information Patent Grant
Method for drying pipelines
- Patent number 4,254,559
- Issue date Mar 10, 1981
- The Dow Chemical Company
- Robert J. Purinton
- B08 - CLEANING