Rick D. Pruett

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Anchorage, AK, US

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Patents Grantslast 30 patents

Information Patent Grant
Speed regulated pipeline pig
- Patent number 8,650,694
- Issue date Feb 18, 2014
- TDW Delaware, Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Grant
Pipeline cleaning pig with self-energizing diagonally oriented scra...
- Patent number 8,650,695
- Issue date Feb 18, 2014
- TDW Delaware Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Grant
Vortex inhibitor dispersal pig
- Patent number 7,827,646
- Issue date Nov 9, 2010
- TDW Delaware, Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Grant
Inhibitor dispensing pipeline pig
- Patent number 6,874,193
- Issue date Apr 5, 2005
- TDW Delaware, Inc.
- Rick D. Pruett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of dispensing inhibitor in a gas pipeline
- Patent number 6,755,916
- Issue date Jun 29, 2004
- TDW Delaware, Inc.
- Rick D. Pruett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Method and System for an Injectable Foam Pig
- Publication number 20110120499
- Publication date May 26, 2011
- Rick D. Pruett
- B08 - CLEANING
Information Patent Application
Pipeline Cleaning Pig with Self-Energizing Diagonally Oriented Scra...
- Publication number 20100180391
- Publication date Jul 22, 2010
- TDW Delaware, Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Application
Speed Regulated Pipeline Pig
- Publication number 20100000037
- Publication date Jan 7, 2010
- TDW Delaware, Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Application
Vortex Inhibitor Dispersal Pig
- Publication number 20090199873
- Publication date Aug 13, 2009
- TDW Delaware, Inc.
- Rick D. Pruett
- B08 - CLEANING
Information Patent Application
Inhibitor dispensing pipeline pig
- Publication number 20040200019
- Publication date Oct 14, 2004
- Rick D. Pruett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...