Mark Carmichael

Person

Aboyne, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic well cleaning apparatus
- Patent number 6,655,462
- Issue date Dec 2, 2003
- SPS-AFOS International Limited
- Mark Carmichael
- B08 - CLEANING
Information Patent Grant
Torque limiting tool
- Patent number 6,497,295
- Issue date Dec 24, 2002
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus incorporating jet pump for well head cleaning
- Patent number 6,453,996
- Issue date Sep 24, 2002
- SPS-AFOS Group Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for cleaning well risers
- Patent number 6,454,009
- Issue date Sep 24, 2002
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead cleanup tool
- Patent number 6,401,813
- Issue date Jun 11, 2002
- SPS-AFOS Group Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well clean-up tool with improved cleaning member
- Patent number 6,347,667
- Issue date Feb 19, 2002
- Specialized Petroleum Services Ltd.
- Paul David Howlett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Down-hole tool with detachable cleaning pads
- Patent number 6,343,648
- Issue date Feb 5, 2002
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for inflating packers in a drilling well
- Patent number 6,302,214
- Issue date Oct 16, 2001
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for circulating fluid in a well bore
- Patent number 6,279,657
- Issue date Aug 28, 2001
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Circulation tool
- Patent number 6,253,861
- Issue date Jul 3, 2001
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for catching debris in a well-bore
- Patent number 6,250,387
- Issue date Jun 26, 2001
- SPS-AFOS Group Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Compact well clean up tool with multifunction cleaning apparatus
- Patent number 6,227,291
- Issue date May 8, 2001
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole flow control tool
- Patent number 6,220,357
- Issue date Apr 24, 2001
- Specialised Petroleum Services Ltd.
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Down-hole tool with centralising component
- Patent number 6,152,220
- Issue date Nov 28, 2000
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for circulating fluid in a borehole
- Patent number 6,152,228
- Issue date Nov 28, 2000
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus with retractable cleaning members
- Patent number 6,152,221
- Issue date Nov 28, 2000
- Specialised Petroleum Services Limited
- Mark Carmichael
- E21 - EARTH DRILLING MINING
Information Patent Grant
Detachable locking device for a control valve and method
- Patent number 6,102,060
- Issue date Aug 15, 2000
- Specialised Petroleum Services Ltd.
- Paul David Howlett
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for cleaning well risers
- Publication number 20010018976
- Publication date Sep 6, 2001
- Mark Carmichael
- E21 - EARTH DRILLING MINING

Mark Carmichael

Person

Patents Grantslast 30 patents

Magnetic well cleaning apparatus

Torque limiting tool

Apparatus incorporating jet pump for well head cleaning

Apparatus and method for cleaning well risers

Wellhead cleanup tool

Well clean-up tool with improved cleaning member

Down-hole tool with detachable cleaning pads

Apparatus and method for inflating packers in a drilling well

Apparatus and method for circulating fluid in a well bore

Circulation tool

Apparatus for catching debris in a well-bore

Compact well clean up tool with multifunction cleaning apparatus

Downhole flow control tool

Down-hole tool with centralising component

Apparatus and method for circulating fluid in a borehole

Apparatus with retractable cleaning members

Detachable locking device for a control valve and method

Patents Applicationslast 30 patents

Apparatus and method for cleaning well risers