Charles B. Wenger

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Denver, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Polyisocyanurate salt emulsifying agents and derivatives
- Patent number 4,033,937
- Issue date Jul 5, 1977
- Marathon Oil Company
- Perry A. Argabright
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyisocyanurate salt emulsifying agents and derivatives
- Patent number 4,006,098
- Issue date Feb 1, 1977
- Marathon Oil Company
- Perry A. Argabright
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optimizing petroleum recovery micellar systems utilizing zeta poten...
- Patent number 3,976,582
- Issue date Aug 24, 1976
- Marathon Oil Company
- Larry J. Douglas
- E21 - EARTH DRILLING MINING