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Core bits

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Industry

  • CPC
  • E21B10/02
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B10/00Drill bits

Current Industry

E21B10/02Core bits
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Continuous Sampling Drill Bit
    • Publication number 20240003192
    • Publication date Jan 4, 2024
    • LONGYEAR TM, INC.
    • Christopher L. Drenth
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SIDEWALL CORING TOOL SYSTEMS AND METHODS
    • Publication number 20230212944
    • Publication date Jul 6, 2023
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Amol Bhome
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Continuous Sampling Drill Bit
    • Publication number 20230175334
    • Publication date Jun 8, 2023
    • LONGYEAR TM, INC.
    • Adrian Brubacher
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DIAMOND MINING CORE DRILL BIT AND METHODS OF MAKING THE SAME
    • Publication number 20230118597
    • Publication date Apr 20, 2023
    • Diamond Products, Limited
    • Karl H. Moller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DIRECTIONAL CORE DRILLING SYSTEM
    • Publication number 20230082691
    • Publication date Mar 16, 2023
    • International Directional Services LLC
    • Zach Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DOWNHOLE ROBOTIC ARM
    • Publication number 20220333484
    • Publication date Oct 20, 2022
    • BAKER HUGHES, A GE COMPANY, LLC
    • Daniel Radtke
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CONTINUOUS SAMPLING DRILL BIT
    • Publication number 20220290501
    • Publication date Sep 15, 2022
    • BLY IP INC.
    • Christopher L. Drenth
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    ERGONOMIC SHOE INTERFACE SYSTEM FOR CORE DRILLING
    • Publication number 20220268112
    • Publication date Aug 25, 2022
    • Jamus A. MacDonald
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILLING ARRANGEMENTS
    • Publication number 20220243536
    • Publication date Aug 4, 2022
    • Paul Reed
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORING DRILL TOOL DRIVING STRUCTURE
    • Publication number 20220213746
    • Publication date Jul 7, 2022
    • Shenzhen University
    • Heping XIE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORING DEVICE
    • Publication number 20220213751
    • Publication date Jul 7, 2022
    • Shenzhen University
    • Heping XIE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FIDELITY RETAINING TYPE CORING DEVICE FOR ROCK SAMPLE
    • Publication number 20220186576
    • Publication date Jun 16, 2022
    • Shenzhen University
    • Mingzhong GAO
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORE SAMPLING AND PRESERVATION SYSTEM
    • Publication number 20220170335
    • Publication date Jun 2, 2022
    • Shenzhen University
    • Heping XIE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SYSTEM FOR IN-SITU RETAINED CORING OF ROCK SAMPLE
    • Publication number 20220162912
    • Publication date May 26, 2022
    • Shenzhen University
    • Heping XIE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILL CONTROL DEVICE
    • Publication number 20220154569
    • Publication date May 19, 2022
    • Jeong Soo KIM
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DRILL BITS WITH VARIABLE CUTTER ALIGNMENT
    • Publication number 20220120140
    • Publication date Apr 21, 2022
    • Taurex Drill Bits, LLC
    • Matthew Mumma
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORE RETRIEVING TOOL
    • Publication number 20220120153
    • Publication date Apr 21, 2022
    • Lybroco Inc.
    • Devon LYBBERT
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORING WHILE DRILLING
    • Publication number 20220120177
    • Publication date Apr 21, 2022
    • Saudi Arabian Oil Company
    • Mohammed Y. Al Daif
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    METHOD AND APPARATUS FOR ALTERNATING BETWEEN CORING AND DRILLING WI...
    • Publication number 20220065046
    • Publication date Mar 3, 2022
    • COREALL AS
    • Per Erik Berger
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Notified pressured horizontal directional drilling continuous corin...
    • Publication number 20220042376
    • Publication date Feb 10, 2022
    • China University of Geosciences (Wuhan)
    • Cong Zeng
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FAST DROP INNER TUBE HEAD ASSEMBLY AND SYSTEM
    • Publication number 20220018192
    • Publication date Jan 20, 2022
    • EPIROC CANADA INC.
    • Patrick SALVADOR
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    EXCAVATION APPARATUS WITH SUPPORTING LINKAGE
    • Publication number 20210372201
    • Publication date Dec 2, 2021
    • Utilicor Technologies Inc.
    • Edward Marshall Pollock
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PORTABLE SEAFLOOR DRILL RIG FOR SUBMERSIBLE FOR MULTI-POINT CORE DR...
    • Publication number 20210254409
    • Publication date Aug 19, 2021
    • HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    • Yongping JIN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CUTTER BIT
    • Publication number 20210254411
    • Publication date Aug 19, 2021
    • METAL TOOL INC.
    • Takemi ISHIZUKA
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    HYBRID DRILL BIT
    • Publication number 20210246731
    • Publication date Aug 12, 2021
    • Flexidrill Limited
    • Greg WEST
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RESERVOIR CHARACTERIZATION WITH DIRECTIONAL PERMEABILITY
    • Publication number 20210238999
    • Publication date Aug 5, 2021
    • Halliburton Energy Services, Inc.
    • Rohin Naveena-Chandran
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DOWNHOLE ROBOTIC ARM
    • Publication number 20210207476
    • Publication date Jul 8, 2021
    • Baker Hughes Oilfield Operations LLC
    • Daniel Radtke
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORE SAMPLING AND ANALYSIS USING A SEALED PRESSURE VESSEL
    • Publication number 20210123313
    • Publication date Apr 29, 2021
    • Halliburton Energy Services, Inc.
    • Donald Clifford Westacott
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CORE SAMPLE ORIENTATION
    • Publication number 20210079784
    • Publication date Mar 18, 2021
    • Australian Mud Company Pty Ltd.
    • Richard PARFITT
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CONTINUOUS SAMPLING DRILL BIT
    • Publication number 20210054695
    • Publication date Feb 25, 2021
    • BLY IP INC.
    • CHRISTOPHER L. DRENTH
    • E21 - EARTH DRILLING MINING