FR2241001B3 - - Google Patents

Info

Publication number
FR2241001B3
FR2241001B3 FR7428062A FR7428062A FR2241001B3 FR 2241001 B3 FR2241001 B3 FR 2241001B3 FR 7428062 A FR7428062 A FR 7428062A FR 7428062 A FR7428062 A FR 7428062A FR 2241001 B3 FR2241001 B3 FR 2241001B3
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
FR7428062A
Other versions
FR2241001A1 (fr
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of FR2241001A1 publication Critical patent/FR2241001A1/fr
Application granted granted Critical
Publication of FR2241001B3 publication Critical patent/FR2241001B3/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
    • E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
    • 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

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)
  • Excavating Of Shafts Or Tunnels (AREA)
FR7428062A 1973-08-14 1974-08-13 Expired FR2241001B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3834273A GB1452912A (en) 1973-08-14 1973-08-14 Apparatus for conveying broken rock debris in underground mines

Publications (2)

Publication Number Publication Date
FR2241001A1 FR2241001A1 (fr) 1975-03-14
FR2241001B3 true FR2241001B3 (fr) 1977-06-10

Family

ID=10402844

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428062A Expired FR2241001B3 (fr) 1973-08-14 1974-08-13

Country Status (5)

Country Link
BE (1) BE818766A (fr)
DE (1) DE2436381A1 (fr)
FR (1) FR2241001B3 (fr)
GB (1) GB1452912A (fr)
PL (1) PL92989B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2839983C2 (de) * 1978-09-14 1983-03-17 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Abbaustreckenauffahreinrichtung für den Untertage-Bergbau
CN108301869B (zh) * 2018-05-07 2024-02-20 洛阳理工学院 一种巷道拱顶危石排除装置
CN112648010B (zh) * 2020-12-21 2021-11-05 中国矿业大学 一种自动化充填开采控制系统及方法

Also Published As

Publication number Publication date
BE818766A (fr) 1975-02-12
DE2436381A1 (de) 1975-02-27
FR2241001A1 (fr) 1975-03-14
PL92989B1 (fr) 1977-04-30
GB1452912A (en) 1976-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse