Means for fixing picks or holders

Industry

  • CPC
  • E21C35/19
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    INDEXABLE EARTH CUTTING TOOL ASSEMBLY

    • Publication number 20240271525
    • Publication date Aug 15, 2024
    • Kennametal Inc.
    • Jacob Poremski
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Retainer for a Rotating Bit

    • Publication number 20240167382
    • Publication date May 23, 2024
    • THE SOLLAMI COMPANY
    • Phillip Sollami
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tool Retainer

    • Publication number 20240133294
    • Publication date Apr 25, 2024
    • Kennametal Inc.
    • Arkadiusz Dlugosz
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tool Retainer

    • Publication number 20240035378
    • Publication date Feb 1, 2024
    • Kennametal Inc.
    • Arkadiusz Dlugosz
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    EARTH WORKING MACHINE HAVING A ROTATABLE WORKING APPARATUS AXIALLY...

    • Publication number 20230407580
    • Publication date Dec 21, 2023
    • WIRTGEN GMBH
    • Christian Berning
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CUTTING TOOL WITH RETAINER HAVING CONTROLLED HARDNESS

    • Publication number 20230304400
    • Publication date Sep 28, 2023
    • Kennametal Inc.
    • Thomas J. Long
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Washers for Rotatable Cutting Tools

    • Publication number 20230264388
    • Publication date Aug 24, 2023
    • Kennametal Inc.
    • James R. Geyer
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WASHERLESS CUTTING TOOL ASSEMBLY

    • Publication number 20230151734
    • Publication date May 18, 2023
    • Kennametal Inc.
    • Brandon J. Kenno
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CHISEL

    • Publication number 20230093644
    • Publication date Mar 23, 2023
    • JIANGSU WUYUANSU MACHINERY MANUFACTURING CO., LTD
    • Xiang MIAO
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tool Retainer

    • Publication number 20230084514
    • Publication date Mar 16, 2023
    • Kennametal Inc.
    • Arkadiusz Dlugosz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    EARTH WORKING MACHINE HAVING A ROTATABLE WORKING APPARATUS AXIALLY...

    • Publication number 20220389670
    • Publication date Dec 8, 2022
    • WIRTGEN GMBH
    • Christian Berning
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tool Bit Assembly

    • Publication number 20220325624
    • Publication date Oct 13, 2022
    • XCal Tools -- Bristol, LLC
    • Brian Keith Widener
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WASHERLESS CUTTING TOOL ASSEMBLY

    • Publication number 20220290562
    • Publication date Sep 15, 2022
    • Kennametal Inc.
    • Brandon J. Kenno
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    BOLSTERS FOR DEGRADATION PICKS

    • Publication number 20220178255
    • Publication date Jun 9, 2022
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Ronald Crockett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Mineral Bit and Cutting Tip Therefor

    • Publication number 20220082016
    • Publication date Mar 17, 2022
    • CARRIERE INDUSTRIAL SUPPLY LIMITED
    • Oswald D. Zaayman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TAPERED CUTTER BIT AND MOUNTING BLOCK FOR THE SAME

    • Publication number 20210381374
    • Publication date Dec 9, 2021
    • Winchester E. Latham
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MINERAL BITS AND MOUNTS

    • Publication number 20210199007
    • Publication date Jul 1, 2021
    • CARRIERE INDUSTRIAL SUPPLY LIMITED
    • Oswald D. Zaayman
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    TOOL FOR INSTALLING A BIT ON AND/OR DEINSTALLING A BIT FROM A BIT H...

    • Publication number 20210170557
    • Publication date Jun 10, 2021
    • WIRTGEN GMBH
    • Christian Berning
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    GRADER BIT

    • Publication number 20210164347
    • Publication date Jun 3, 2021
    • Ironhawk Industrial Distribution, LLC
    • Ron Abramcyzk
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    MILLING PICK

    • Publication number 20210095564
    • Publication date Apr 1, 2021
    • BETEK GmbH & Co. KG
    • Heiko Friederichs
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    METHOD AND TOOL FOR DISCONNECTING A LINE SPLICE

    • Publication number 20210094194
    • Publication date Apr 1, 2021
    • Sean T. Smith
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SELF-ALIGNING ADAPTER BLOCK

    • Publication number 20210062652
    • Publication date Mar 4, 2021
    • Kennametal Inc.
    • James R. GEYER
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    TOOL HOLDER INSTALLATION DEVICE AND SYSTEM

    • Publication number 20210054740
    • Publication date Feb 25, 2021
    • Caterpillar Paving Products Inc.
    • Nicholas B. JOHNSON
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    A PICK SLEEVE

    • Publication number 20210003007
    • Publication date Jan 7, 2021
    • Gavin James BEARD
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    EARTH WORKING MACHINE HAVING A ROTATABLE WORKING APPARATUS AXIALLY...

    • Publication number 20200407927
    • Publication date Dec 31, 2020
    • WIRTGEN GMBH
    • Christian Berning
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    STORAGE RACK FOR MINE TOOLS WITH ENHANCED CONNECTIVITY AND RELATED...

    • Publication number 20200386100
    • Publication date Dec 10, 2020
    • J.H. Fletcher & Co.
    • Douglas Sean Hunt
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Pick Having A Supporting Element With A Centering Extension

    • Publication number 20200378254
    • Publication date Dec 3, 2020
    • BETEK GmbH & Co. KG
    • Ulrich Kraemer
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Bit

    • Publication number 20200300086
    • Publication date Sep 24, 2020
    • THE SOLLAMI COMPANY
    • Phillip Sollami
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CUTTER PICK ASSEMBLY WITH WATER SPRAY ASSEMBLY

    • Publication number 20200208516
    • Publication date Jul 2, 2020
    • Minnovation Limited
    • George Albert Parrott
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Bit Holder With Shortened Nose Portion

    • Publication number 20200141235
    • Publication date May 7, 2020
    • THE SOLLAMI COMPANY
    • Phillip Sollami
    • E21 - EARTH DRILLING MINING