FR2164098A5 - - Google Patents

Info

Publication number
FR2164098A5
FR2164098A5 FR7145181A FR7145181A FR2164098A5 FR 2164098 A5 FR2164098 A5 FR 2164098A5 FR 7145181 A FR7145181 A FR 7145181A FR 7145181 A FR7145181 A FR 7145181A FR 2164098 A5 FR2164098 A5 FR 2164098A5
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
FR7145181A
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
Priority to FR7145181A priority Critical patent/FR2164098A5/fr
Priority to DE19722259910 priority patent/DE2259910A1/de
Priority to GB5688772A priority patent/GB1415188A/en
Application granted granted Critical
Publication of FR2164098A5 publication Critical patent/FR2164098A5/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/02—Propulsion of machines for slitting or completely freeing the mineral from the seam by means on the machine exerting a thrust against fixed supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/04—Provisional protective covers for working space for use in drifting galleries
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
FR7145181A 1971-12-10 1971-12-10 Expired FR2164098A5 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7145181A FR2164098A5 (fr) 1971-12-10 1971-12-10
DE19722259910 DE2259910A1 (de) 1971-12-10 1972-12-07 Schreitausbauanordnung fuer strecken und betriebspunkte von bergwerken mit schraemm-abbau
GB5688772A GB1415188A (en) 1971-12-10 1972-12-08 Advanceable roof-supporting device for mining galleries

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7145181A FR2164098A5 (fr) 1971-12-10 1971-12-10

Publications (1)

Publication Number Publication Date
FR2164098A5 true FR2164098A5 (fr) 1973-07-27

Family

ID=9087560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7145181A Expired FR2164098A5 (fr) 1971-12-10 1971-12-10

Country Status (3)

Country Link
DE (1) DE2259910A1 (fr)
FR (1) FR2164098A5 (fr)
GB (1) GB1415188A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2415720A1 (fr) * 1978-01-27 1979-08-24 Stephanois Constr Meca Soutenement de tracage a portance permanente

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3040354C2 (de) * 1980-10-25 1983-11-03 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Messerschild für den voläufigen Ausbau eines Streckenortes
GB2126639A (en) * 1982-09-09 1984-03-28 Dresser Europe Sa Mine roof support forepoling beam
GB2126638A (en) * 1982-09-09 1984-03-28 Dresser Europe Sa Mine roof support
CN102022130B (zh) * 2009-09-15 2013-03-27 兖州煤业股份有限公司 综掘工作面迈步自移前探支架
CN103216251B (zh) * 2013-05-06 2015-01-21 辽宁天安科技有限公司 巷道用移架机械臂
CN103306693B (zh) * 2013-06-29 2015-12-23 辽宁工程技术大学 矿用双吸能防冲击梁
CN104179518B (zh) * 2014-09-05 2017-01-25 北京诚田恒业煤矿设备有限公司 一种用于巷道支护的液压支架
CN106014435B (zh) * 2016-07-27 2018-03-02 山西天巨重工机械有限公司 一种高效快速岩巷掘进机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2415720A1 (fr) * 1978-01-27 1979-08-24 Stephanois Constr Meca Soutenement de tracage a portance permanente

Also Published As

Publication number Publication date
DE2259910A1 (de) 1973-06-28
GB1415188A (en) 1975-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse