HK1142938A1 - Excavation device - Google Patents

Excavation device

Info

Publication number
HK1142938A1
HK1142938A1 HK10109426.3A HK10109426A HK1142938A1 HK 1142938 A1 HK1142938 A1 HK 1142938A1 HK 10109426 A HK10109426 A HK 10109426A HK 1142938 A1 HK1142938 A1 HK 1142938A1
Authority
HK
Hong Kong
Prior art keywords
excavation device
excavation
Prior art date
Application number
HK10109426.3A
Other languages
English (en)
Inventor
Kazuyoshi Nakamura
Original Assignee
Mitsubishi Materials Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Publication of HK1142938A1 publication Critical patent/HK1142938A1/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/327—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being pivoted about a longitudinal axis
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7001—Crossed rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
HK10109426.3A 2007-08-06 2010-09-30 Excavation device HK1142938A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007204174A JP4957440B2 (ja) 2007-08-06 2007-08-06 掘削工具
PCT/JP2008/063499 WO2009019999A1 (ja) 2007-08-06 2008-07-28 掘削工具

Publications (1)

Publication Number Publication Date
HK1142938A1 true HK1142938A1 (en) 2010-12-17

Family

ID=40341234

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10109426.3A HK1142938A1 (en) 2007-08-06 2010-09-30 Excavation device

Country Status (6)

Country Link
US (1) US8104551B2 (xx)
JP (1) JP4957440B2 (xx)
KR (1) KR101227774B1 (xx)
CN (1) CN101772616B (xx)
HK (1) HK1142938A1 (xx)
WO (1) WO2009019999A1 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101244782B1 (ko) * 2010-03-11 2013-03-18 (주)탑드릴 지반 굴착 해머용 확경 비트
JP5849671B2 (ja) * 2011-12-09 2016-02-03 三菱マテリアル株式会社 掘削工具
FI124451B (fi) * 2013-10-22 2014-09-15 Atlas Copco Rotex Ab Oy Porauslaite
JP6468024B2 (ja) * 2015-03-23 2019-02-13 三菱マテリアル株式会社 掘削工具
JP6512012B2 (ja) * 2015-07-22 2019-05-15 三菱マテリアル株式会社 掘削工具
FI127402B (fi) * 2015-09-14 2018-05-15 Mincon Nordic Oy Poralaite
EP3517725B1 (en) * 2016-09-23 2021-07-28 Mmc Ryotec Corporation Drilling tool

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US965131A (en) * 1908-02-29 1910-07-19 Donald M Bliss Shaft-coupling.
US1902941A (en) * 1927-10-19 1933-03-28 Walter C Bailey Rotary bit
US3652130A (en) * 1970-03-02 1972-03-28 Elders G W Bit and block assembly
US3796464A (en) * 1972-09-27 1974-03-12 Carmet Co Resilient connection for mining pick and bushing
DE2822548C2 (de) * 1978-05-23 1982-11-18 Sandvik AB, 81181 Sandviken Werkzeug, insbesondere Bergbaumeißel, mit einem Halteschaft zur Befestigung in einem Aufnahmeteil einer Maschine
US4282665A (en) * 1980-02-06 1981-08-11 Dresser Industries, Inc. Excavator tooth assembly
DE3500931A1 (de) * 1984-01-31 1985-08-08 De Beers Industrial Diamond Division (Proprietary) Ltd., Johannesburg, Transvaal Schneidwerkzeug
US4607891A (en) * 1985-05-31 1986-08-26 Joy Manufacturing Company Rotary retainer for mining bits
DE8633094U1 (de) * 1986-12-10 1987-02-19 Halbach & Braun Industrieanlagen, 5600 Wuppertal Werkzeugaggregat für Gewinnungsmaschinen, insbesondere Kohlenhobel oder Schrämmaschinen
GB8717116D0 (en) * 1987-07-20 1987-08-26 Wimet Mining Ltd Cutter picks
JP3067237B2 (ja) 1991-04-03 2000-07-17 三菱マテリアル株式会社 掘削工具
JPH0674222A (ja) 1992-05-21 1994-03-15 Sumitomo Electric Ind Ltd 着脱式部品の取付け構造
JPH08295269A (ja) 1995-04-28 1996-11-12 Hitachi Constr Mach Co Ltd トラックリンクのマスタピン抜け止め装置
JPH08295268A (ja) 1995-04-28 1996-11-12 Hitachi Constr Mach Co Ltd トラックリンクのマスタピン抜け止め装置
JP3246371B2 (ja) * 1996-12-26 2002-01-15 三菱マテリアル株式会社 掘削工具
SE516079C2 (sv) * 1998-12-18 2001-11-12 Sandvik Ab Rullborrkrona
CN2453107Y (zh) * 2000-11-02 2001-10-10 大庆石油管理局地球物理勘探公司 地震钻井双开式钻头
JP4103595B2 (ja) * 2003-01-08 2008-06-18 三菱マテリアル株式会社 掘削工具
DE202004005920U1 (de) * 2004-04-15 2004-06-03 Dbt Gmbh Kohlenhobelmeißel
JP2006283516A (ja) * 2005-04-05 2006-10-19 Mitsubishi Materials Corp 掘削工具及び掘削工法

Also Published As

Publication number Publication date
CN101772616A (zh) 2010-07-07
JP4957440B2 (ja) 2012-06-20
US20100236831A1 (en) 2010-09-23
WO2009019999A1 (ja) 2009-02-12
CN101772616B (zh) 2013-05-22
JP2009041186A (ja) 2009-02-26
KR20100035654A (ko) 2010-04-05
US8104551B2 (en) 2012-01-31
KR101227774B1 (ko) 2013-01-29

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20190725