Quinn's Oilfield Supply Ltd.

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Red Deer, CA

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Patents Grantslast 30 patents

Information Patent Grant
Dual pump gravity separation system
- Patent number 6,196,312
- Issue date Mar 6, 2001
- Quinn's Oilfield Supply Ltd.
- Rodney Douglas Grey Collins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Thin-walled small-bore steel tube with case hardened internal surface
- Patent number 4,949,758
- Issue date Aug 21, 1990
- Quinn's Oilfield Supply Ltd.
- William H. Bear
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Process for making internally hardened tubes
- Patent number 4,844,752
- Issue date Jul 4, 1989
- Quinn's Oilfield Supply Ltd.
- William H. Bear
- C21 - METALLURGY OF IRON