Steven R. Grundmann

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Foaming apparatus and method
- Patent number 6,602,916
- Issue date Aug 5, 2003
- Halliburton Energy Services, Inc.
- Steven R. Grundmann
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Foaming apparatus and method
- Publication number 20030212149
- Publication date Nov 13, 2003
- Steven R. Grundmann
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Foaming apparatus and method
- Publication number 20030045588
- Publication date Mar 6, 2003
- Steven R. Grundmann
- B28 - WORKING CEMENT, CLAY, OR STONE