Raymond Krolczyk

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Lock assembly for hydraulic fracing valve
- Patent number 8,985,552
- Issue date Mar 24, 2015
- Vetco Gray Inc.
- Mahesha Udipi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Differential screw assembly for varying torque for valve
- Patent number 8,690,121
- Issue date Apr 8, 2014
- Vetco Gray Inc.
- Alfred Olvera
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
LOCK ASSEMBLY FOR HYDRAULIC FRACING VALVE
- Publication number 20130146153
- Publication date Jun 13, 2013
- Vetco Gray Inc.
- Mahesha Udipi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
DIFFERENTIAL SCREW ASSEMBLY FOR VARYING TORQUE FOR VALVE
- Publication number 20120248360
- Publication date Oct 4, 2012
- Vetco Gray Inc.
- Alfred Olvera
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...