Black Hawk Energy Services Ltd.

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Williston, ND, US

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Patents Grantslast 30 patents

Information Patent Grant
Counterweight assembly for a self-propelled derrick rig assembly
- Patent number 9,341,028
- Issue date May 17, 2016
- Black Hawk Energy Services Ltd.
- Stuart Buckingham
- E21 - EARTH DRILLING MINING
Information Patent Grant
Base beam and self-propelled derrick rig assembly
- Patent number 9,238,945
- Issue date Jan 19, 2016
- BLACK HAWK ENERGY SERVICES, INC.
- Stuart Buckingham
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods of supporting a self-propelled derrick rig
- Patent number 9,212,524
- Issue date Dec 15, 2015
- BLACK HAWK ENERGY SERVICES, INC.
- Stuart Buckingham
- E21 - EARTH DRILLING MINING

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Patents Applicationslast 30 patents

Information Patent Application
METHODS OF SUPPORTING A SELF-PROPELLED DERRICK RIG
- Publication number 20140231098
- Publication date Aug 21, 2014
- BLACK HAWK ENERGY SERVICES
- Stuart BUCKINGHAM
- E21 - EARTH DRILLING MINING
Information Patent Application
BASE BEAM FOR SUPPORTING A SELF-PROPELLED DERRICK RIG
- Publication number 20140231609
- Publication date Aug 21, 2014
- BLACK HAWK ENERGY SERVICES
- Stuart BUCKINGHAM
- E21 - EARTH DRILLING MINING
Information Patent Application
COUNTERWEIGHT ASSEMBLY FOR A SELF-PROPELLED DERRICK RIG ASSEMBLY
- Publication number 20140232094
- Publication date Aug 21, 2014
- BLACK HAWK ENERGY SERVICES
- Stuart BUCKINGHAM
- E21 - EARTH DRILLING MINING
Information Patent Application
BASE BEAM AND SELF-PROPELLED DERRICK RIG ASSEMBLY
- Publication number 20140231067
- Publication date Aug 21, 2014
- BLACK HAWK ENERGY SERVICES
- Stuart BUCKINGHAM
- E21 - EARTH DRILLING MINING