Douglas F. Werner

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Kingwood, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Computerized chemical injection system for hydrogen sulfide control...
- Patent number 5,454,918
- Issue date Oct 3, 1995
- Clearwater Industries, Inc.
- Younes Javadi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Computerized chemical injection system for hydrogen sulfide control...
- Patent number 5,356,458
- Issue date Oct 18, 1994
- Clearwater Industries Corporation
- Younes Javadi
- G05 - CONTROLLING REGULATING