Clarence Michael

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Pratt, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole fluid disposal apparatus and methods
- Patent number 7,401,645
- Issue date Jul 22, 2008
- Down Hole Injection, Inc.
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole fluid disposal apparatus and methods
- Patent number 7,150,315
- Issue date Dec 19, 2006
- Down Hole Injection, Inc.
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole fluid disposal apparatus and methods
- Patent number 6,886,636
- Issue date May 3, 2005
- Down Hole Injection, Inc.
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Full flow tubing stationary valve pump apparatus
- Patent number 6,193,483
- Issue date Feb 27, 2001
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual annulus production tool
- Patent number 5,979,552
- Issue date Nov 9, 1999
- Down Hole Injection, Inc.
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Above production disposal tool
- Patent number 5,579,838
- Issue date Dec 3, 1996
- Enviro-Tech Tools, Inc.
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Formation injection tool for down-bore in-situ disposal of undesire...
- Patent number 5,425,416
- Issue date Jun 20, 1995
- Enviro-Tech Tools, Inc.
- Michael N. Hammeke
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole fluid disposal apparatus and methods
- Publication number 20070089876
- Publication date Apr 26, 2007
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole fluid disposal apparatus and methods
- Publication number 20050189101
- Publication date Sep 1, 2005
- Clarence Michael
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole fluid disposal apparatus and methods
- Publication number 20020179304
- Publication date Dec 5, 2002
- Clarence Michael
- E21 - EARTH DRILLING MINING