ZA732594B - Method and apparatus for the winning of slate - Google Patents

Method and apparatus for the winning of slate

Info

Publication number
ZA732594B
ZA732594B ZA732594A ZA732594A ZA732594B ZA 732594 B ZA732594 B ZA 732594B ZA 732594 A ZA732594 A ZA 732594A ZA 732594 A ZA732594 A ZA 732594A ZA 732594 B ZA732594 B ZA 732594B
Authority
ZA
South Africa
Prior art keywords
slate
winning
Prior art date
Application number
ZA732594A
Inventor
F Werner
Original Assignee
Krupp Gmbh
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 Krupp Gmbh filed Critical Krupp Gmbh
Publication of ZA732594B publication Critical patent/ZA732594B/en

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
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B23D45/02—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock mounted on a carriage
    • B23D45/021—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock mounted on a carriage with the saw blade mounted on a carriage
    • B23D45/024—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock mounted on a carriage with the saw blade mounted on a carriage the saw blade being adjustable according to depth or angle of cut
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/045—Sawing grooves in walls; sawing stones from rocks; sawing machines movable on the stones to be cut
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/16—Machines slitting solely by one or more rotating saws, cutting discs, or wheels

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
ZA732594A 1972-04-19 1973-04-16 Method and apparatus for the winning of slate ZA732594B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2218921A DE2218921A1 (en) 1972-04-19 1972-04-19 METHOD AND DEVICE FOR EXTRACTION OF SLATE

Publications (1)

Publication Number Publication Date
ZA732594B true ZA732594B (en) 1974-03-27

Family

ID=5842449

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA732594A ZA732594B (en) 1972-04-19 1973-04-16 Method and apparatus for the winning of slate

Country Status (4)

Country Link
DE (1) DE2218921A1 (en)
FR (1) FR2180834A1 (en)
IT (1) IT982046B (en)
ZA (1) ZA732594B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6269280A (en) * 1979-09-27 1981-04-09 Hume Wells Colville Sewing apparatus
DE3327941A1 (en) * 1983-08-03 1985-02-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen DISMANTLING AND DRIVING MACHINE
FR2725931A1 (en) * 1994-10-20 1996-04-26 Dg Construction Method of cutting of surface in material block
DE19837288A1 (en) * 1998-08-18 2000-02-24 Rsb Betontrenntechnik Gmbh Milling machine for working on concrete surfaces has central milling roller for horizontal surfaces and side rollers with end milling cutters for vertical surfaces

Also Published As

Publication number Publication date
IT982046B (en) 1974-10-21
DE2218921A1 (en) 1973-10-31
FR2180834A1 (en) 1973-11-30

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