DD236963A5 - Bodenmeissel fuer kohlenhobel - Google Patents

Bodenmeissel fuer kohlenhobel Download PDF

Info

Publication number
DD236963A5
DD236963A5 DD85280444A DD28044485A DD236963A5 DD 236963 A5 DD236963 A5 DD 236963A5 DD 85280444 A DD85280444 A DD 85280444A DD 28044485 A DD28044485 A DD 28044485A DD 236963 A5 DD236963 A5 DD 236963A5
Authority
DD
German Democratic Republic
Prior art keywords
hard metal
metal pin
pin
plates
cutting edge
Prior art date
Application number
DD85280444A
Other languages
German (de)
English (en)
Inventor
Wolfgang Annipajo
Christoph Rassmann
Oswald Breuer
Original Assignee
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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 �������@������������@��k�� filed Critical �������@������������@��k��
Publication of DD236963A5 publication Critical patent/DD236963A5/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/44—Planing knives
    • 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
    • E21C35/1833—Multiple 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
    • 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)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Knives (AREA)
  • Golf Clubs (AREA)
DD85280444A 1984-09-11 1985-09-09 Bodenmeissel fuer kohlenhobel DD236963A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843433277 DE3433277A1 (de) 1984-09-11 1984-09-11 Bodenmeissel fuer kohlenhobel

Publications (1)

Publication Number Publication Date
DD236963A5 true DD236963A5 (de) 1986-06-25

Family

ID=6245094

Family Applications (1)

Application Number Title Priority Date Filing Date
DD85280444A DD236963A5 (de) 1984-09-11 1985-09-09 Bodenmeissel fuer kohlenhobel

Country Status (6)

Country Link
US (1) US4637658A (xx)
BE (1) BE903208A (xx)
DD (1) DD236963A5 (xx)
DE (1) DE3433277A1 (xx)
FR (1) FR2570121B1 (xx)
PL (1) PL255303A1 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5829540A (en) * 1993-07-28 1998-11-03 Sandvik Rock Tools, Inc. Mine roof drill bit and cutting insert therefor
AT407658B (de) * 1998-11-04 2001-05-25 Tamrock Voest Alpine Bergtech Streckenvortriebs- oder gewinnungsmaschine
US11939869B2 (en) * 2020-09-11 2024-03-26 Carriere Industrial Supply Limited Mineral bit and cutting tip therefor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB203039A (en) * 1922-05-30 1923-08-30 Frederick Victor William Swant Improvements in percussive rock drilling tools with renewable cutters
FR1228288A (fr) * 1959-03-11 1960-08-29 Charbonnages De France Pic de havage à mise rapportée
DE1248591B (de) * 1966-04-30 1967-08-31 Poudres Metalliques Et Des All Dreikant-Bodenmeissel fuer Kohlenhobel oder dergleichen Gewinnungsmaschinen
FR1528599A (fr) * 1966-05-25 1968-06-14 Poudres Metalliques Alliages Speciaux Ugine Carbone Couteaux pour machines d'extraction minière
BE795710A (fr) * 1972-09-14 1973-06-18 Gewerk Eisenhuette Westfalia Pic, en particulier pour rabot a charbon ou engin equivalent
DE7506653U (de) * 1975-03-04 1975-06-26 Gewerkschaft Eisenhuette Westfalia BodenmeiBel für Kohlenhobel
GB1569403A (en) * 1977-03-07 1980-06-11 Hall & Pickles Ltd Mineral cutting picks
DE3005110C2 (de) * 1980-02-12 1985-09-26 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Bodenmeißel für Kohlenhobel
DE3114749C2 (de) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
DE3315624C1 (de) * 1983-04-29 1984-11-15 Fa. Astrid Komotzki, 4600 Dortmund Meißelkörper für Kohlenhobel

Also Published As

Publication number Publication date
US4637658A (en) 1987-01-20
DE3433277A1 (de) 1986-03-20
PL255303A1 (en) 1986-07-15
FR2570121B1 (fr) 1987-10-30
FR2570121A1 (fr) 1986-03-14
BE903208A (fr) 1985-12-31

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