FR3925E - Machine à entailler la houille, le sel, etc., dans les mines - Google Patents

Machine à entailler la houille, le sel, etc., dans les mines

Info

Publication number
FR3925E
FR3925E FR3925DA FR3925E FR 3925 E FR3925 E FR 3925E FR 3925D A FR3925D A FR 3925DA FR 3925 E FR3925 E FR 3925E
Authority
FR
France
Prior art keywords
mines
coal
salt
notching machine
notching
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Hubert Valentin Neukirch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR3925E publication Critical patent/FR3925E/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
    • 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
    • B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
    • B23D61/18—Sawing tools of special type, e.g. wire saw strands, saw blades or saw wire equipped with diamonds or other abrasive particles in selected individual positions
    • B23D61/185—Saw wires; Saw cables; Twisted saw strips

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR3925D 1903-04-06 1904-11-12 Machine à entailler la houille, le sel, etc., dans les mines Expired FR3925E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR331301T 1903-04-06
FR3925T 1904-11-12

Publications (1)

Publication Number Publication Date
FR3925E true FR3925E (fr) 1905-04-05

Family

ID=1347069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR3925D Expired FR3925E (fr) 1903-04-06 1904-11-12 Machine à entailler la houille, le sel, etc., dans les mines

Country Status (1)

Country Link
FR (1) FR3925E (fr)

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