Jim W. Langford

Person

Granbury, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Rotary drill bit
- Patent number 10,024,107
- Issue date Jul 17, 2018
- Epiroc Drilling Tools LLC
- Gregory Wayne Peterson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussion assisted rotary earth bit and method of operating the same
- Patent number 8,763,728
- Issue date Jul 1, 2014
- Atlas Copco Secoroc, LLC
- Allan W. Rainey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussion assisted rotary earth bit and method of operating the same
- Patent number 8,627,903
- Issue date Jan 14, 2014
- Atlas Copco Secoroc, LLC
- Allan W. Rainey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussion assisted rotary earth bit and method of operating the same
- Patent number 8,353,369
- Issue date Jan 15, 2013
- Atlas Copco Secoroc, LLC
- Allan W. Rainey
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SEAL ASSEMBLY AND A ROLLER CONE DRILL BIT COMPRISING SUCH A SEAL AS...
- Publication number 20160281434
- Publication date Sep 29, 2016
- TERCEL IP LTD.
- James W. Langford
- E21 - EARTH DRILLING MINING
Information Patent Application
FIXED-CUTTER DRILL BITS GENERATING CORES
- Publication number 20150368976
- Publication date Dec 24, 2015
- Tercel IP Ltd
- James W. LANGFORD
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTARY DRILL BIT
- Publication number 20150322724
- Publication date Nov 12, 2015
- ATLAS COPCO SECOROC LLC
- Gregory Wayne PETERSON
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME
- Publication number 20130098684
- Publication date Apr 25, 2013
- Allan W. Rainey
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME
- Publication number 20110088953
- Publication date Apr 21, 2011
- ATLAS COPCO SECOROC LLC
- Allan W. Rainey
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME
- Publication number 20100032209
- Publication date Feb 11, 2010
- ATLAS COPCO SECOROC LLC
- Allan W. Rainey
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTHBORING TOOL AND METHOD OF CASEHARDENING
- Publication number 20090078343
- Publication date Mar 26, 2009
- ATLAS COPCO SECOROC LLC
- Joe Trevino, Jr.
- C21 - METALLURGY OF IRON
Information Patent Application
MAGNETIC EARTH BIT SEAL
- Publication number 20080179103
- Publication date Jul 31, 2008
- Jim W. Langford
- E21 - EARTH DRILLING MINING

Jim W. Langford

Person

Patents Grantslast 30 patents

Rotary drill bit

Percussion assisted rotary earth bit and method of operating the same

Percussion assisted rotary earth bit and method of operating the same

Percussion assisted rotary earth bit and method of operating the same

Patents Applicationslast 30 patents

SEAL ASSEMBLY AND A ROLLER CONE DRILL BIT COMPRISING SUCH A SEAL AS...

FIXED-CUTTER DRILL BITS GENERATING CORES

ROTARY DRILL BIT

PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME

PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME

PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME

EARTHBORING TOOL AND METHOD OF CASEHARDENING

MAGNETIC EARTH BIT SEAL