FR2207241B1 - - Google Patents

Info

Publication number
FR2207241B1
FR2207241B1 FR7241314A FR7241314A FR2207241B1 FR 2207241 B1 FR2207241 B1 FR 2207241B1 FR 7241314 A FR7241314 A FR 7241314A FR 7241314 A FR7241314 A FR 7241314A FR 2207241 B1 FR2207241 B1 FR 2207241B1
Authority
FR
France
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
FR7241314A
Other languages
French (fr)
Other versions
FR2207241A1 (en
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.)
SP KONSTRUKTORS
Original Assignee
SP KONSTRUKTORS
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 SP KONSTRUKTORS filed Critical SP KONSTRUKTORS
Priority to FR7241314A priority Critical patent/FR2207241B1/fr
Publication of FR2207241A1 publication Critical patent/FR2207241A1/fr
Application granted granted Critical
Publication of FR2207241B1 publication Critical patent/FR2207241B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
    • 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
    • E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
FR7241314A 1972-11-21 1972-11-21 Expired FR2207241B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7241314A FR2207241B1 (en) 1972-11-21 1972-11-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7241314A FR2207241B1 (en) 1972-11-21 1972-11-21

Publications (2)

Publication Number Publication Date
FR2207241A1 FR2207241A1 (en) 1974-06-14
FR2207241B1 true FR2207241B1 (en) 1975-04-25

Family

ID=9107465

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241314A Expired FR2207241B1 (en) 1972-11-21 1972-11-21

Country Status (1)

Country Link
FR (1) FR2207241B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU947419A2 (en) * 1978-09-26 1982-07-30 Ордена Трудового Красного Знамени институт гидродинамики СО АН СССР Entry-driving machine
FR2459360B1 (en) * 1979-06-21 1986-04-18 Tim Tech Ind Minieres SYSTEM FOR EXCAVATING UNDERGROUND GALLERIES
FR2493911A1 (en) * 1980-11-10 1982-05-14 Guillin Jacques Cutter for extracting minerals - has mobile frame with boring and percussion tools capable of working in all directions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE555053A (en) *
GB616946A (en) * 1945-10-19 1949-01-28 Evence Coppee Et Cie Improvements in coal cutters
FR1568942A (en) * 1967-04-19 1969-05-30
US3647263A (en) * 1970-03-19 1972-03-07 Atlas Copco Ab Tunnelling machines and the like

Also Published As

Publication number Publication date
FR2207241A1 (en) 1974-06-14

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Legal Events

Date Code Title Description
ST Notification of lapse