LU79179A1 - Pics de havage de minerai ou de charbon - Google Patents

Pics de havage de minerai ou de charbon

Info

Publication number
LU79179A1
LU79179A1 LU79179A LU79179A LU79179A1 LU 79179 A1 LU79179 A1 LU 79179A1 LU 79179 A LU79179 A LU 79179A LU 79179 A LU79179 A LU 79179A LU 79179 A1 LU79179 A1 LU 79179A1
Authority
LU
Luxembourg
Prior art keywords
ore
peaks
coal
Prior art date
Application number
LU79179A
Other languages
English (en)
French (fr)
Inventor
J Haddock
Original Assignee
Hall & Pickles Ltd
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 Hall & Pickles Ltd filed Critical Hall & Pickles Ltd
Publication of LU79179A1 publication Critical patent/LU79179A1/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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
LU79179A 1977-03-07 1978-03-07 Pics de havage de minerai ou de charbon LU79179A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9576/77A GB1569403A (en) 1977-03-07 1977-03-07 Mineral cutting picks

Publications (1)

Publication Number Publication Date
LU79179A1 true LU79179A1 (fr) 1978-09-28

Family

ID=9874667

Family Applications (1)

Application Number Title Priority Date Filing Date
LU79179A LU79179A1 (fr) 1977-03-07 1978-03-07 Pics de havage de minerai ou de charbon

Country Status (9)

Country Link
US (1) US4143920A (da)
BE (1) BE864633A (da)
DE (1) DE2809487A1 (da)
DK (1) DK99778A (da)
FR (1) FR2383306A1 (da)
GB (1) GB1569403A (da)
IT (1) IT1093184B (da)
LU (1) LU79179A1 (da)
NL (1) NL7802493A (da)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333540A (en) * 1978-10-02 1982-06-08 General Electric Company Cutter element and cutter for rock drilling
DE3433277A1 (de) * 1984-09-11 1986-03-20 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Bodenmeissel fuer kohlenhobel
AU592073B2 (en) * 1985-02-11 1990-01-04 De Beers Industrial Diamond Division (Proprietary) Limited Cutting tool for a mining machine
GB8604098D0 (en) * 1986-02-19 1986-03-26 Minnovation Ltd Tip & mineral cutter pick
US4842337A (en) * 1986-11-04 1989-06-27 Southern Philip W Mining bit and holder
DE4134560A1 (de) * 1991-10-19 1993-04-22 Hydra Tools Int Plc Hartmetallkrone und meissel
US5230548A (en) * 1992-08-21 1993-07-27 Southern Philip W Longwall cutter drum having reduced production of dust
US6014826A (en) * 1997-06-24 2000-01-18 Walgren; Craig B. Chain for trencher apparatus
BE1012070A3 (fr) * 1998-07-10 2000-04-04 Marchandise Diamant Service En Plaquette de coupe.
US6595305B1 (en) * 2000-02-15 2003-07-22 Kennametal Inc. Drill bit, hard member, and bit body
US6860344B2 (en) 2001-06-25 2005-03-01 Kennametal Inc. Monolithic roof cutting bit insert
DE10208631A1 (de) * 2002-02-28 2003-09-11 Hawera Probst Gmbh Bohrwerkzeug
US7487931B2 (en) * 2004-07-23 2009-02-10 Sandvik Intellectual Property Ab Shingle processing tool and method
US8662208B2 (en) * 2010-06-17 2014-03-04 American National Carbide Co. Downhole cutting tool, cutting elements and method
US10294787B2 (en) 2011-05-12 2019-05-21 Carriere Industrial Supply Limited Mineral bits and mounts
WO2013163729A1 (en) 2012-04-30 2013-11-07 Carriere Industrial Supply Limited Mineral bits and mounts
GB201113591D0 (en) 2011-08-08 2011-09-21 Hydra Mining Tools Internat Ltd Mineral cutter tool
CN103016002B (zh) * 2012-11-10 2015-10-14 中煤张家口煤矿机械有限责任公司 一种用于刨煤机的刨削刀具
US9347276B2 (en) 2013-04-26 2016-05-24 Kennametal Inc. Two prong rotary drill bit with cutting insert having edge preparation
US9303511B2 (en) * 2013-04-26 2016-04-05 Kennametal Inc. Flat cutter bit with cutting insert having edge preparation
US9428968B2 (en) 2013-04-26 2016-08-30 Kennametal Inc. Rotary drill bit with cutting insert having edge preparation
CN107208480B (zh) 2015-01-28 2020-10-27 爱斯科集团有限责任公司 矿物开采用截齿、保持器和组合
DE102017011131A1 (de) * 2017-12-01 2019-06-06 Bomag Gmbh Hochverschleißfester, einstückiger Meißelspitzenkörper, Fräsmeißel für eine Bodenfräsmaschine, Fräswalze sowie Bodenfräsmaschine
US10889966B2 (en) * 2018-04-13 2021-01-12 Caterpillar Inc. Drafted tool bit and blade assembly
CA3130365A1 (en) * 2020-09-11 2022-03-11 Carriere Industrial Supply Limited Mineral bit and cutting tip therefor
USD960215S1 (en) 2020-09-16 2022-08-09 Gary E. Weaver Shear pick

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB976538A (en) * 1962-09-03 1964-11-25 Wickman Wimet Ltd Coal cutter picks
GB1184794A (en) * 1966-10-18 1970-03-18 Coal Industry Patents Ltd Improvements in Mineral-Mining, Broad-Nosed Cutting Tools having Hardened Metal Inserts
GB1333401A (en) * 1969-12-30 1973-10-10 Padley & Venables Ltd Cutter picks
SU381753A1 (ru) * 1970-04-27 1973-05-22 Буровой резец
GB1348488A (en) * 1970-06-09 1974-03-20 Wickman Wimet Ltd Mineral cutting picks

Also Published As

Publication number Publication date
BE864633A (fr) 1978-07-03
DE2809487A1 (de) 1978-09-14
DK99778A (da) 1978-09-08
IT7820949A0 (it) 1978-03-07
IT1093184B (it) 1985-07-19
GB1569403A (en) 1980-06-11
US4143920A (en) 1979-03-13
FR2383306A1 (fr) 1978-10-06
NL7802493A (nl) 1978-09-11

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