Camco Drilling Group Ltd.

Organization

Yiewsley, GB

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Patents Grantslast 30 patents

Information Patent Grant
Preform cutting elements for rotary drill bits
- Patent number 6,065,554
- Issue date May 23, 2000
- Camco Drilling Group Limited
- Malcolm Roy Taylor
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting structures for rotary drill bits
- Patent number 5,992,549
- Issue date Nov 30, 1999
- Camco Drilling Group Limited
- John Michael Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Prevention of particle accumulation between rotatable components of...
- Patent number 5,959,380
- Issue date Sep 28, 1999
- Camco Drilling Group Ltd.
- Anthony W. Gillett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Elements faced with superhard material
- Patent number 5,888,619
- Issue date Mar 30, 1999
- Camco Drilling Group Ltd.
- Nigel D. Griffin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for recompleting wells with coiled tubing
- Patent number 5,875,849
- Issue date Mar 2, 1999
- Camco Drilling Group Limited
- Kevin Martin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Elements faced with superhard material
- Patent number 5,862,873
- Issue date Jan 26, 1999
- Camco Drilling Group Limited
- Terry R. Matthias
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bit with hardfaced fluid passages and method of manufa...
- Patent number 5,829,539
- Issue date Nov 3, 1998
- Camco Drilling Group Limited
- Alex Newton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter assemblies for rotary drill bits
- Patent number 5,769,175
- Issue date Jun 23, 1998
- Camco Drilling Group Limited
- Terry R. Matthias
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter assemblies for rotary drill bits
- Patent number 5,720,357
- Issue date Feb 24, 1998
- Camco Drilling Group Limited
- John M. Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits having nozzles to enhance recirculation
- Patent number 5,699,868
- Issue date Dec 23, 1997
- Camco Drilling Group Limited
- Douglas Caraway
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 5,671,818
- Issue date Sep 30, 1997
- Camco Drilling Group Limited
- Alex Newton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 5,651,421
- Issue date Jul 29, 1997
- Camco Drilling Group Limited
- Alex Newton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 5,649,604
- Issue date Jul 22, 1997
- Camco Drilling Group Limited
- John M. Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Elements faced with superhard material
- Patent number 5,617,928
- Issue date Apr 8, 1997
- Camco Drilling Group Limited
- Terry R. Matthias
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Elements faced with superhard material
- Patent number 5,611,649
- Issue date Mar 18, 1997
- Camco Drilling Group Limited
- Terry R. Matthias
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Elements faced with super hard material
- Patent number 5,605,199
- Issue date Feb 25, 1997
- Camco Drilling Group Limited
- Alex Newton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable pressure seal
- Patent number 5,603,385
- Issue date Feb 18, 1997
- Camco Drilling Group Limited
- Mark A. Colebrook
- E21 - EARTH DRILLING MINING
Information Patent Grant
Elements faced with superhard material
- Patent number 5,598,750
- Issue date Feb 4, 1997
- Camco Drilling Group Limited
- Nigel D. Griffin
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Elements faced with superhard material
- Patent number 5,590,728
- Issue date Jan 7, 1997
- Camco Drilling Group Limited
- Terry R. Matthias
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Modulated bias unit for rotary drilling
- Patent number 5,582,259
- Issue date Dec 10, 1996
- Camco Drilling Group Limited
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Modulated bias unit for rotary drilling
- Patent number 5,553,679
- Issue date Sep 10, 1996
- Camco Drilling Group Limited
- Richard E. Thorp
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drilling tools
- Patent number 5,531,281
- Issue date Jul 2, 1996
- Camco Drilling Group Ltd.
- Andrew D. Murdock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Modulated bias unit for rotary drilling
- Patent number 5,520,255
- Issue date May 28, 1996
- Camco Drilling Group Limited
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter assemblies for rotary drill bits
- Patent number 5,487,436
- Issue date Jan 30, 1996
- Camco Drilling Group Limited
- Nigel D. Griffin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Manufacture of rotary drill bits
- Patent number 5,425,288
- Issue date Jun 20, 1995
- Camco Drilling Group Ltd.
- Stephen M. Evans
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting elements for rotary drill bits
- Patent number 5,421,425
- Issue date Jun 6, 1995
- Camco Drilling Group Limited
- Nigel D. Griffin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 5,417,296
- Issue date May 23, 1995
- Camco Drilling Group Limited
- Andrew D. Murdock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter assemblies and cutting elements for rotary drill bits
- Patent number 5,348,109
- Issue date Sep 20, 1994
- Camco Drilling Group Ltd.
- Nigel D. Griffin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Steerable rotary drilling systems
- Patent number 5,265,682
- Issue date Nov 30, 1993
- Camco Drilling Group Limited
- Michael K. Russell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 5,244,039
- Issue date Sep 14, 1993
- Camco Drilling Group Ltd.
- Thomas A. Newton
- E21 - EARTH DRILLING MINING

Camco Drilling Group Ltd.

Organization

Patents Grantslast 30 patents

Preform cutting elements for rotary drill bits

Cutting structures for rotary drill bits

Prevention of particle accumulation between rotatable components of...

Elements faced with superhard material

Apparatus and method for recompleting wells with coiled tubing

Elements faced with superhard material

Rotary drill bit with hardfaced fluid passages and method of manufa...

Cutter assemblies for rotary drill bits

Cutter assemblies for rotary drill bits

Rotary drill bits having nozzles to enhance recirculation

Rotary drill bits

Rotary drill bits

Rotary drill bits

Elements faced with superhard material

Elements faced with superhard material

Elements faced with super hard material

Rotatable pressure seal

Elements faced with superhard material

Elements faced with superhard material

Modulated bias unit for rotary drilling

Modulated bias unit for rotary drilling

Rotary drilling tools

Modulated bias unit for rotary drilling

Cutter assemblies for rotary drill bits

Manufacture of rotary drill bits

Cutting elements for rotary drill bits

Rotary drill bits

Cutter assemblies and cutting elements for rotary drill bits

Steerable rotary drilling systems

Rotary drill bits

Patents Applicationslast 30 patents

Trademarklast 30 trademarks