SE8404494L - Tender i maskiner for gruvdrift - Google Patents

Tender i maskiner for gruvdrift

Info

Publication number
SE8404494L
SE8404494L SE8404494A SE8404494A SE8404494L SE 8404494 L SE8404494 L SE 8404494L SE 8404494 A SE8404494 A SE 8404494A SE 8404494 A SE8404494 A SE 8404494A SE 8404494 L SE8404494 L SE 8404494L
Authority
SE
Sweden
Prior art keywords
tending
operating machines
mining operating
mining
compact
Prior art date
Application number
SE8404494A
Other languages
Unknown language ( )
English (en)
Other versions
SE8404494D0 (sv
Inventor
F G Holden
R Cooper
Original Assignee
Boart Int 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 Boart Int Ltd filed Critical Boart Int Ltd
Publication of SE8404494D0 publication Critical patent/SE8404494D0/sv
Publication of SE8404494L publication Critical patent/SE8404494L/sv

Links

Classifications

    • 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
    • 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
    • E21B10/56—Button-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
    • E21C35/1835—Chemical composition or specific material

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
SE8404494A 1983-09-15 1984-09-07 Tender i maskiner for gruvdrift SE8404494L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA836855 1983-09-15

Publications (2)

Publication Number Publication Date
SE8404494D0 SE8404494D0 (sv) 1984-09-07
SE8404494L true SE8404494L (sv) 1985-03-16

Family

ID=25576912

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8404494A SE8404494L (sv) 1983-09-15 1984-09-07 Tender i maskiner for gruvdrift

Country Status (7)

Country Link
AU (1) AU3290184A (sv)
BE (1) BE900582A (sv)
DE (1) DE3432995A1 (sv)
FR (1) FR2553146A1 (sv)
GB (1) GB2148353B (sv)
IT (1) IT1196248B (sv)
SE (1) SE8404494L (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA846759B (sv) * 1983-09-05 1985-02-27
US4694918A (en) * 1985-04-29 1987-09-22 Smith International, Inc. Rock bit with diamond tip inserts
AU577958B2 (en) * 1985-08-22 1988-10-06 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive compact
US4764255A (en) * 1987-03-13 1988-08-16 Sandvik Ab Cemented carbide tool
AT508232B1 (de) * 2009-05-14 2011-05-15 Sandvik Mining & Constr Oy Schneidwerkzeug für eine bergbaumaschine
CN104712336A (zh) * 2015-03-26 2015-06-17 河南四方达超硬材料股份有限公司 一种聚晶金刚石和硬质合金复合截齿

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639335A (sv) *
GB156521A (en) * 1914-10-09 1922-04-05 Signal Gmbh Transmitting arrangement for submarine sound signals
GB1114156A (en) * 1964-09-01 1968-05-15 Coal Industry Patents Ltd Improvements in or relating to cutter picks
DE2610734A1 (de) * 1976-03-13 1977-09-22 Krupp Gmbh Mit schneid- und schlagstiften bestuecktes werkzeug zum abtragen von gesteinen und mineralien
DE2719330C3 (de) * 1977-04-30 1984-01-05 Christensen, Inc., 84115 Salt Lake City, Utah Drehbohrmeißel
CS202186B1 (en) * 1977-11-29 1980-12-31 Jaroslav Vasek Knite incl. the knife holder determined for disconnectig the materials part. rocks
GB2041427B (en) * 1978-11-01 1982-08-18 Nl Industries Inc Insert for tool wear surfaces and method of manufacture
ZA806249B (en) * 1979-11-19 1982-01-27 Gen Electric Compacts for diamond drill and saw applications
DE3114749C2 (de) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
NL8203750A (nl) * 1981-10-29 1983-05-16 Smith International Wegneemorgaan voor diamanteninzetsnijorgaan voor schraapbeitels.
US4553615A (en) * 1982-02-20 1985-11-19 Nl Industries, Inc. Rotary drilling bits
US4678237A (en) * 1982-08-06 1987-07-07 Huddy Diamond Crown Setting Company (Proprietary) Limited Cutter inserts for picks
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit

Also Published As

Publication number Publication date
GB2148353A (en) 1985-05-30
DE3432995A1 (de) 1985-04-04
GB2148353B (en) 1986-03-05
AU3290184A (en) 1985-03-21
GB8422564D0 (en) 1984-10-10
IT1196248B (it) 1988-11-16
IT8422585A0 (it) 1984-09-10
SE8404494D0 (sv) 1984-09-07
BE900582A (fr) 1985-01-02
FR2553146A1 (fr) 1985-04-12

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Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8404494-0

Effective date: 19880401