Andrew Campbell Kelly

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydro-pneumatic tensioner with stiffness altering secondary accumul...
- Patent number 7,112,011
- Issue date Sep 26, 2006
- Vetco Gray Inc.
- Jeffery Kirk McCarty
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Hydro-pneumatic tensioner with stiffness altering secondary accumul...
- Publication number 20050123359
- Publication date Jun 9, 2005
- Jeffery Kirk McCarty
- E21 - EARTH DRILLING MINING
Information Patent Application
Hydro-pneumatic tensioner with stiffness altering secondary accumul...
- Publication number 20050074296
- Publication date Apr 7, 2005
- Jeffery Kirk McCarty
- E21 - EARTH DRILLING MINING