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Varel International Ind L p
Varel International Ind L p_20131212
  

Varel International Ind L p patents

Recent patent applications related to Varel International Ind L p. Varel International Ind L p is listed as an Agent/Assignee. Note: Varel International Ind L p may have other listings under different names/spellings. We're not affiliated with Varel International Ind L p, we're just tracking patents.

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Date Varel International Ind L p patents (updated weekly) - BOOKMARK this page
03/30/17Modified surface properties of percussion tools used in downhole drilling
02/16/17Apparatus to improve the performance of a leached cutter
07/14/16Flow through gauge for drill bit
06/02/16Method for drilling out a plug using a hybrid rotary cone drill bit
04/21/16High temperature high heating rate treatment of pdc cutters
03/17/16Composite diaphragm for roller cone pressure compensation system
10/22/15Industrial tools with thermoset coating
10/15/15Ultra-high rop blade enhancement
09/17/15Short matrix drill bits and methodologies for manufacturing short matrix drill bits
08/27/15Manufacture of low cost bits by infiltration of metal powders
08/20/15Frac plug mill bit
08/13/15Drill bit for horizontal directional drilling
08/13/15Mill-drill cutter and drill bit
08/06/15Downhole tool retainer and guide ring
07/30/15Apparatus to improve the performance of a leached cutter
07/30/15Use of tungsten carbide tube rod to hard-face pdc matrix
05/14/15Coating of the piston for a rotating percussion system in downhole drilling
05/14/15Double wall flow tube for percussion tool
05/14/15Top mounted choke for percussion tool
05/14/15Field removable choke for mounting in the piston of a rotary percussion tool
04/30/15Method of manufacturing an impregnated structure for abrading
04/02/15Roller cutter drill bit with mixed bearing types
04/02/15Shear claw bit
03/19/15Method of determining wear abrasion resistance of polycrystalline diamond compact (pdc) cutters
02/26/15Hybrid rotary cone drill bit
01/08/15Impregnated rotary bit with high density monoblock center structure
10/09/14Wear resistant plates on a leading transitional surface of the leg for a rotary cone drill bit
10/02/14Methodologies for manufacturing short matrix bits
09/11/14Non-destructive leaching depth measurement using capacitance spectroscopy
08/14/14Alloys with low coefficient of thermal expansion as pdc catalysts and binders
08/14/14Rock bit having a radially self-aligning metal faced seal
08/14/14Rock bit having a flexible metal faced seal
08/14/14Rock bit having a pressure balanced metal faced seal
07/03/14Streamlined pocket design for pdc drill bits
06/12/14Methods to repair worn or eroded pdc cutters, cutters so repaired, and use of repaired pdc cutters in drill bits or other tools
05/15/14Method for reducing intermetallic compounds in matrix bit bondline
04/17/14Method for applying hardfacing to a matrix substrate of a drill bit
04/03/14Flow through gauge for drill bit
04/03/14Blade flow pdc bits
04/03/14Machined high angle nozzle sockets for steel body bits
03/06/14Method and apparatus to assess the thermal damage caused to a pcd cutter using capacitance spectroscopy
12/26/13Methods to repair worn or eroded pdc cutters, cutters so repaired, and use of repaired pdc cutters in drill bits or other tools
12/19/13Pcd cutters with improved strength and thermal stability
12/12/13Drilling or abrading tool having a working surface with an array of blind apertures plugged with super-abrasive material
12/12/13Impregnated diamond structure, making same, and applications for use of an impregnated diamond structure
10/31/13Bit selection using bit fleet management
10/10/13High temperature high heating rate treatment of pdc cutters
10/03/13Roller cone drill bit with cuttings evacuator
09/26/13Method to improve the leaching process
09/26/13Leached cutter and improving the leaching process
08/22/13Method to improve the performance of a leached cutter
08/22/13Method and apparatus to improve the performance of a leached cutter
08/22/13Use of eddy currents to analyze polycrystalline diamond
08/22/13Use of capacitance and eddy currents to analyze polycrystalline diamond
08/22/13Use of capacitance to analyze polycrystalline diamond
08/15/13Method for repairing or reinforcing cutter pockets of a drill bit
08/01/13Texturing of the bearing surface for a roller cone rock bit
06/27/13Acoustic emission toughness testing for pdc, pcbn, or other hard or superhard material inserts
04/04/13Protective inserts for a roller cone bit
03/21/13Attachment of thermally stable polycrystalline to a substrate and compacts constructed
03/21/13Thermal-mechanical wear testing for pdc shear cutters
01/24/13Rock bit having a labyrinth seal/bearing protection structure
01/17/13Pdc disc cutters and rotary drill bits utilizing pdc disc cutters
01/03/13Ultrasound assisted electrochemical catalyst removal for superhard materials
11/15/12High energy treatment of cutter substrates having a wear resistant layer
Patent Packs
08/02/12Method and reducing lubricant pressure pulsation within a rotary cone rock bit
06/07/12Shoulder durability enhancement for a pdc drill bit using secondary and tertiary cutting elements
04/05/12Wear resistant material at the shirttail edge and leading edge of a rotary cone drill bit
04/05/12Wear resistant material for the shirttail outer surface of a rotary cone drill bit
04/05/12Wear resistant material at the leading edge of the leg for a rotary cone drill bit
02/02/12Patterned texturing of the seal surface for a roller cone rock bit
01/19/12Alloys with low coefficient of thermal expansion as pdc catalysts and binders
12/08/11Rock bit having a mechanical seal with superior thermal performance
11/17/11Impregnated rotary bit
10/20/11Texturing of the seal surface for a roller cone rock bit
10/06/11Acoustic emission toughness testing having smaller noise ratio
08/25/11Impregnated rotary bit
07/21/11Process for manufacturing a part comprising a block of dense material constituted of hard particles and of binder phase having a gradient of properties, and resulting part
12/23/10Milling cap for a polycrystalline diamond compact cutter
12/23/10Whipstock attachment to a fixed cutter drilling or milling bit
Patent Packs
12/23/10Rock bit with a thermal insulating seal ring positioned in the seal gland
12/09/10Casing bit and casing reamer designs
10/14/10Self positioning cutter and pocket
09/30/10Auto adaptable cutting structure
09/30/10Polycrystalline diamond cutter with high thermal conductivity
09/30/10Backfilled polycrystalline diamond cutter with high thermal conductivity
08/05/10Rock bit having a seal gland with a conical sealing surface
08/05/10Rock bit having a seal gland with a conical sealing surface
07/29/10Method to determine rock properties from drilling logs
06/10/10Drill bit with multiple cutter geometries
03/04/10Force balanced asymmetric drilling reamer
09/17/09Texturing of the seal surface for a roller cone rock bit
09/17/09Texturing of the bearing surface for a roller cone rock bit
09/10/09Sectorial force balancing of drill bits
06/11/09Impregnated rotary bit
05/07/09Rock bit with a thermal insulating seal ring positioned in the seal gland
02/05/09Process for the production of a thermally stable polycrystalline diamond compact
12/12/13Impregnated diamond structure, making same, and applications for use of an impregnated diamond structure







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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Varel International Ind L p in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Varel International Ind L p with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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