FR2173356B3 - - Google Patents

Info

Publication number
FR2173356B3
FR2173356B3 FR7323475A FR7323475A FR2173356B3 FR 2173356 B3 FR2173356 B3 FR 2173356B3 FR 7323475 A FR7323475 A FR 7323475A FR 7323475 A FR7323475 A FR 7323475A FR 2173356 B3 FR2173356 B3 FR 2173356B3
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
FR7323475A
Other languages
French (fr)
Other versions
FR2173356A1 (enrdf_load_stackoverflow
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.)
Joy Global Industries Ltd
Original Assignee
Dobson Park Industries 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 Dobson Park Industries Ltd filed Critical Dobson Park Industries Ltd
Publication of FR2173356A1 publication Critical patent/FR2173356A1/fr
Application granted granted Critical
Publication of FR2173356B3 publication Critical patent/FR2173356B3/fr
Expired legal-status Critical Current

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
    • E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor
    • 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
    • E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
    • E21D9/126—Loading devices or installations
    • E21D9/128—Loader-conveyors with gathering arms

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)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
FR7323475A 1972-10-21 1973-06-27 Expired FR2173356B3 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4860872A GB1384333A (en) 1972-10-21 1972-10-21 Mining and excavating machines

Publications (2)

Publication Number Publication Date
FR2173356A1 FR2173356A1 (enrdf_load_stackoverflow) 1973-10-05
FR2173356B3 true FR2173356B3 (enrdf_load_stackoverflow) 1976-06-18

Family

ID=10449241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7323475A Expired FR2173356B3 (enrdf_load_stackoverflow) 1972-10-21 1973-06-27

Country Status (2)

Country Link
FR (1) FR2173356B3 (enrdf_load_stackoverflow)
GB (1) GB1384333A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385319B (de) * 1984-04-17 1988-03-25 Gewerk Eisenhuette Westfalia Ladeeinrichtung fuer das verladen eines haufwerks auf einen ladefoerderer, insbesondere bei abbau- oder vortriebsmaschinen u.dgl.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493911A1 (fr) * 1980-11-10 1982-05-14 Guillin Jacques Methode d'exploitation de certains mineraux

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385319B (de) * 1984-04-17 1988-03-25 Gewerk Eisenhuette Westfalia Ladeeinrichtung fuer das verladen eines haufwerks auf einen ladefoerderer, insbesondere bei abbau- oder vortriebsmaschinen u.dgl.

Also Published As

Publication number Publication date
GB1384333A (en) 1975-02-19
FR2173356A1 (enrdf_load_stackoverflow) 1973-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse