Stewart A. Simpson

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Jefferson, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid composition for wellbore and pipleline cleanout and method of...
- Patent number 9,562,184
- Issue date Feb 7, 2017
- Bear Creek Services, LLC
- Nathan R. Hutchings
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid composition for wellbore and pipeline cleanout and method of...
- Patent number 8,940,666
- Issue date Jan 27, 2015
- Bear Creek Services, LLC
- Nathan R. Hutchings
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITION AND METHOD FOR A SELF-SUSPENDING LOST CIRCULATION MATER...
- Publication number 20200172789
- Publication date Jun 4, 2020
- ProAction Fluids LLC
- Nathan R. Hutchings
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
FLUID COMPOSITION FOR WELLBORE AND PIPLELINE CLEANOUT AND METHOD OF...
- Publication number 20140374112
- Publication date Dec 25, 2014
- Nathan R. Hutchings
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
FLUID COMPOSITION FOR WELLBORE AND PIPELINE CLEANOUT AND METHOD OF...
- Publication number 20140060845
- Publication date Mar 6, 2014
- Nathan R. Hutchings
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DUAL FRICTION LOOP FLUID FLOW RESISTANCE MEASUREMENT APPARATUS
- Publication number 20140060175
- Publication date Mar 6, 2014
- Nathan R. Hutchings
- G01 - MEASURING TESTING