Enviro-Tech Tools, Inc.

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Pratt, KS, US

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Patents Grantslast 30 patents

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

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