Emory L. Frey

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Rheology test system
- Patent number 4,700,567
- Issue date Oct 20, 1987
- Halliburton Company
- Emory L. Frey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-function apparatus for testing a sample of material
- Patent number 4,648,264
- Issue date Mar 10, 1987
- Halliburton Company
- Dwight L. Freese
- G01 - MEASURING TESTING