Stephen F. Crain

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Continuous multi-component slurrying process at oil or gas well
- Patent number 5,570,743
- Issue date Nov 5, 1996
- Halliburton Company
- Paul O. Padgett
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Continuous multi-component slurrying process at oil or gas well
- Patent number 5,522,459
- Issue date Jun 4, 1996
- Halliburton Company
- Paul O. Padgett
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Control method for a multi-component slurrying process
- Patent number 5,452,954
- Issue date Sep 26, 1995
- Halliburton Company
- Wayne A. Handke
- B28 - WORKING CEMENT, CLAY, OR STONE