FR2217524B1 - - Google Patents

Info

Publication number
FR2217524B1
FR2217524B1 FR7404829A FR7404829A FR2217524B1 FR 2217524 B1 FR2217524 B1 FR 2217524B1 FR 7404829 A FR7404829 A FR 7404829A FR 7404829 A FR7404829 A FR 7404829A FR 2217524 B1 FR2217524 B1 FR 2217524B1
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
FR7404829A
Other versions
FR2217524A1 (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.)
Rheinstahl AG
Original Assignee
Rheinstahl AG
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 Rheinstahl AG filed Critical Rheinstahl AG
Publication of FR2217524A1 publication Critical patent/FR2217524A1/fr
Application granted granted Critical
Publication of FR2217524B1 publication Critical patent/FR2217524B1/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
    • E21C25/60—Slitting by jets of water or other liquid

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)
  • Road Repair (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Bridges Or Land Bridges (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
FR7404829A 1973-02-15 1974-02-13 Expired FR2217524B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2307413A DE2307413C2 (de) 1973-02-15 1973-02-15 Vorrichtung fur die Hereingewinnung einer flozartigen Lagerstatte im Strebbau

Publications (2)

Publication Number Publication Date
FR2217524A1 FR2217524A1 (fr) 1974-09-06
FR2217524B1 true FR2217524B1 (fr) 1978-06-23

Family

ID=5871976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404829A Expired FR2217524B1 (fr) 1973-02-15 1974-02-13

Country Status (6)

Country Link
US (1) US3887235A (fr)
CA (1) CA999312A (fr)
DE (1) DE2307413C2 (fr)
FR (1) FR2217524B1 (fr)
GB (1) GB1426854A (fr)
PL (1) PL98946B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960408A (en) * 1974-03-18 1976-06-01 World Oil Mining Ltd. Tunnel layout for longwall mining using shields
FR2288850A1 (fr) * 1974-10-25 1976-05-21 Kaiser Resources Ltd Procede d'extraction hydraulique de charbon
DE2751199C2 (de) * 1977-11-16 1985-07-18 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hobeleinrichtung für die hydraulische Hochdruckgewinnung
DE2751790C2 (de) * 1977-11-19 1986-01-23 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Einrichtung zum Vorschneiden eines Hangend- und/oder Liegendschlitzes bei der kombinierten mechanischen und hydraulischen Gewinnung von Kohle u.dgl.
DE2806767A1 (de) * 1978-02-17 1979-08-23 Gewerk Eisenhuette Westfalia Abbaueinrichtung fuer den untertage-bergbau
US4265487A (en) * 1978-04-10 1981-05-05 The Curators Of The University Of Missouri High pressure water jet mining machine
DE2926288C2 (de) * 1979-06-29 1986-04-17 Wayss & Freytag Ag, 6000 Frankfurt Einrichtung zum Bodenabbau bei Schildvortrieben mit flüssigkeitsgestützer Ortsbrust
DE3004443A1 (de) * 1980-02-07 1981-08-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Walzenschraemmaschine, insbesondere fuer den abbau von erzlagerstaetten u.dgl.
DE3045126A1 (de) * 1980-11-29 1982-09-09 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Brecheinrichtung zum aufbrechen grosser haufwerksstuecke an der streb-streckenuebergabe
DE3048939C2 (de) * 1980-12-24 1982-12-30 Friedrich Wilhelm 4230 Wesel Paurat Vorrichtung zum Hereingewinnen und Fördern von Kohlen
US5879057A (en) * 1996-11-12 1999-03-09 Amvest Corporation Horizontal remote mining system, and method
IL132605A0 (en) * 1997-05-06 2001-03-19 Imc Agrico Co Softwall mining method and device
CN109143384B (zh) * 2018-09-27 2020-03-20 太原理工大学 一种掘进中探测积水采空区位置的物理模拟实验方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2891778A (en) * 1956-12-17 1959-06-23 Milik Rudolf Long wall mining apparatus having a seam embracing channel
FR1337337A (fr) * 1962-07-10 1963-09-13 Dispositif de rabotage à forte pente et plus particulièrement pour des dispositifsantirecul et cabreur d'un convoyeur blindé au passage de l'engin d'abattage, rabotpar exemple, en exploitation des mines
DE1188534B (de) * 1963-05-24 1965-03-11 Gewerk Eisenhuette Westfalia Vorrichtung zur Gewinnung von Kohle im Strebbau

Also Published As

Publication number Publication date
DE2307413B1 (de) 1974-03-07
DE2307413C2 (de) 1980-02-14
FR2217524A1 (fr) 1974-09-06
GB1426854A (en) 1976-03-03
US3887235A (en) 1975-06-03
PL98946B1 (pl) 1978-05-31
CA999312A (en) 1976-11-02
AU6465474A (en) 1975-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse