Xiaobin Lu

Person

Coppell, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Coating of the piston for a rotating percussion system in downhole...
- Patent number 9,328,558
- Issue date May 3, 2016
- Varel International Ind., L.P.
- David Harrington
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bit having a mechanical seal with superior thermal performance
- Patent number 8,783,385
- Issue date Jul 22, 2014
- Varel International Ind., L.P.
- Xiaobin Lu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for reducing lubricant pressure pulsation with...
- Patent number 8,746,374
- Issue date Jun 10, 2014
- Varel International Ind., L.P.
- David Harrington
- E21 - EARTH DRILLING MINING
Information Patent Grant
Patterned texturing of the seal surface for a roller cone rock bit
- Patent number 8,689,907
- Issue date Apr 8, 2014
- Varel International Ind., L.P.
- Xiaobin Lu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of texturing a bearing surface of a roller cone rock bit
- Patent number 8,418,332
- Issue date Apr 16, 2013
- Varel International Ind., L.P.
- Xiaobin Lu
- B24 - GRINDING POLISHING
Information Patent Grant
Texturing of the seal surface for a roller cone rock bit
- Patent number 8,347,683
- Issue date Jan 8, 2013
- Varel International Ind., L.P.
- Xiaobin Lu
- B24 - GRINDING POLISHING
Information Patent Grant
Texturing of the seal surface for a roller cone rock bit
- Patent number 8,322,174
- Issue date Dec 4, 2012
- Varel International Ind., L.P.
- Xiaobin Lu
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Coating Of The Piston For A Rotating Percussion System In Downhole...
- Publication number 20150129308
- Publication date May 14, 2015
- VAREL INTERNATIONAL IND., L.P.
- David Harrington
- E21 - EARTH DRILLING MINING
Information Patent Application
TEXTURING OF THE BEARING SURFACE FOR A ROLLER CONE ROCK BIT
- Publication number 20130192900
- Publication date Aug 1, 2013
- VAREL INTERNATIONAL IND., L.P.
- Xiaobin Lu
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND APPARATUS FOR REDUCING LUBRICANT PRESSURE PULSATION WITH...
- Publication number 20120193151
- Publication date Aug 2, 2012
- Varel International, Ind., L.P.
- David Harrington
- E21 - EARTH DRILLING MINING
Information Patent Application
PATTERNED TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
- Publication number 20120024608
- Publication date Feb 2, 2012
- Varel International, Ind., L.P.
- Xiaobin Lu
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BIT HAVING A MECHANICAL SEAL WITH SUPERIOR THERMAL PERFORMANCE
- Publication number 20110297448
- Publication date Dec 8, 2011
- Varel International, Ind., L.P.
- Xiaobin Lu
- E21 - EARTH DRILLING MINING
Information Patent Application
TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
- Publication number 20110252851
- Publication date Oct 20, 2011
- Varel International, Ind., L.P.
- Xiaobin Lu
- C21 - METALLURGY OF IRON
Information Patent Application
TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
- Publication number 20090232428
- Publication date Sep 17, 2009
- Varel International, Ind., L.P.
- Xiaobin Lu
- C21 - METALLURGY OF IRON
Information Patent Application
TEXTURING OF THE BEARING SURFACE FOR A ROLLER CONE ROCK BIT
- Publication number 20090232434
- Publication date Sep 17, 2009
- Varel International, Ind., L.P.
- Xiaobin Lu
- C21 - METALLURGY OF IRON

Person

Patents Grantslast 30 patents

Coating of the piston for a rotating percussion system in downhole...

Rock bit having a mechanical seal with superior thermal performance

Method and apparatus for reducing lubricant pressure pulsation with...

Patterned texturing of the seal surface for a roller cone rock bit

Method of texturing a bearing surface of a roller cone rock bit

Texturing of the seal surface for a roller cone rock bit

Texturing of the seal surface for a roller cone rock bit

Patents Applicationslast 30 patents

Coating Of The Piston For A Rotating Percussion System In Downhole...

TEXTURING OF THE BEARING SURFACE FOR A ROLLER CONE ROCK BIT

METHOD AND APPARATUS FOR REDUCING LUBRICANT PRESSURE PULSATION WITH...

PATTERNED TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT

ROCK BIT HAVING A MECHANICAL SEAL WITH SUPERIOR THERMAL PERFORMANCE

TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT

TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT

TEXTURING OF THE BEARING SURFACE FOR A ROLLER CONE ROCK BIT