Thomas Gallifet

Person

Garland, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Roller cone drill bit with improved erosion resistance
- Patent number 9,988,854
- Issue date Jun 5, 2018
- Varel International Ind., L.P.
- Thomas Gallifet
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rock bit having a labyrinth seal/bearing protection structure
- Patent number 8,752,655
- Issue date Jun 17, 2014
- Varel International Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
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
Method and apparatus for reducing lubricant pressure pulsation with...
- Patent number 8,534,389
- Issue date Sep 17, 2013
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bit having a seal gland with a conical sealing surface
- Patent number 8,403,079
- Issue date Mar 26, 2013
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bit having a seal gland with a conical sealing surface
- Patent number 8,393,418
- Issue date Mar 12, 2013
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bit with a thermal insulating seal ring positioned in the seal...
- Patent number 7,971,660
- Issue date Jul 5, 2011
- Varel International, Ind., L.P.
- Thomas Gallifet
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rock bit with a thermal insulating seal ring positioned in the seal...
- Patent number 7,832,505
- Issue date Nov 16, 2010
- Varel International Ind., L.P.
- Thomas Gallifet
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rock bit having a seal gland with a conical sealing surface
- Patent number 7,721,827
- Issue date May 25, 2010
- Varel International Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
HYBRID ROLLER-MILL BIT AND HYBRID ROLLER-DRAG BIT
- Publication number 20180355670
- Publication date Dec 13, 2018
- VAREL INTERNATIONAL IND., L.L.C.
- MATTHEW CHARLES STROEVER
- E21 - EARTH DRILLING MINING
Information Patent Application
ROLLER CONE DRILL BIT WITH IMPROVED EROSION RESISTANCE
- Publication number 20170328135
- Publication date Nov 16, 2017
- VAREL INTERNATIONAL IND., L.P.
- Thomas Gallifet
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ROCK BIT HAVING A LABYRINTH SEAL/BEARING PROTECTION STRUCTURE
- Publication number 20130020135
- Publication date Jan 24, 2013
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR REDUCING LUBRICANT PRESSURE PULSATION WITH...
- Publication number 20120193150
- Publication date Aug 2, 2012
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
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
ROCK BIT WITH A THERMAL INSULATING SEAL RING POSITIONED IN THE SEAL...
- Publication number 20100320002
- Publication date Dec 23, 2010
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE
- Publication number 20100194057
- Publication date Aug 5, 2010
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE
- Publication number 20100193251
- Publication date Aug 5, 2010
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BIT WITH A THERMAL INSULATING SEAL RING POSITIONED IN THE SEAL...
- Publication number 20090114452
- Publication date May 7, 2009
- Varel International, Ind., L.P.
- Thomas Gallifet
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE
- Publication number 20090045585
- Publication date Feb 19, 2009
- Varel International
- Thomas Gallifet
- E21 - EARTH DRILLING MINING

Thomas Gallifet

Person

Patents Grantslast 30 patents

Roller cone drill bit with improved erosion resistance

Rock bit having a labyrinth seal/bearing protection structure

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

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

Rock bit having a seal gland with a conical sealing surface

Rock bit having a seal gland with a conical sealing surface

Rock bit with a thermal insulating seal ring positioned in the seal...

Rock bit with a thermal insulating seal ring positioned in the seal...

Rock bit having a seal gland with a conical sealing surface

Patents Applicationslast 30 patents

HYBRID ROLLER-MILL BIT AND HYBRID ROLLER-DRAG BIT

ROLLER CONE DRILL BIT WITH IMPROVED EROSION RESISTANCE

ROCK BIT HAVING A LABYRINTH SEAL/BEARING PROTECTION STRUCTURE

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

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

ROCK BIT WITH A THERMAL INSULATING SEAL RING POSITIONED IN THE SEAL...

ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE

ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE

ROCK BIT WITH A THERMAL INSULATING SEAL RING POSITIONED IN THE SEAL...

ROCK BIT HAVING A SEAL GLAND WITH A CONICAL SEALING SURFACE