FR2258517A1 - - Google Patents

Info

Publication number
FR2258517A1
FR2258517A1 FR7501549A FR7501549A FR2258517A1 FR 2258517 A1 FR2258517 A1 FR 2258517A1 FR 7501549 A FR7501549 A FR 7501549A FR 7501549 A FR7501549 A FR 7501549A FR 2258517 A1 FR2258517 A1 FR 2258517A1
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.)
Withdrawn
Application number
FR7501549A
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 FR2258517A1 publication Critical patent/FR2258517A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads
FR7501549A 1974-01-18 1975-01-17 Withdrawn FR2258517A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB243074*[A GB1452862A (en) 1974-01-18 1974-01-18 Apparatus for ventilating cutter heads of mineral mining machines

Publications (1)

Publication Number Publication Date
FR2258517A1 true FR2258517A1 (fr) 1975-08-18

Family

ID=9739445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7501549A Withdrawn FR2258517A1 (fr) 1974-01-18 1975-01-17

Country Status (5)

Country Link
US (1) US3954302A (fr)
DE (1) DE2500858A1 (fr)
FR (1) FR2258517A1 (fr)
GB (1) GB1452862A (fr)
PL (1) PL92149B1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522361A1 (fr) * 1981-10-13 1983-09-02 Coal Industry Patents Ltd Circuit d'alimentation en fluide des tetes rotatives de havage
FR2585762A1 (fr) * 1985-03-20 1987-02-06 Saarbergwerke Ag Tambour de havage a tuyeres d'ejection

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084855A (en) * 1975-12-24 1978-04-18 United States Steel Corporation Water-driven air pumping and dust-suppressing apparatus
GB1550492A (en) * 1976-11-16 1979-08-15 Coal Industry Patents Ltd Mineral mining machines
AT359453B (de) * 1979-02-09 1980-11-10 Voest Alpine Ag Schraemkopf
US4382633A (en) * 1981-02-24 1983-05-10 Foster-Miller Associates, Inc. Longwall mining system
US4516807A (en) * 1981-10-13 1985-05-14 Coal Industry (Patents) Limited Fluid supply systems for rotary cutter heads for mining machines and rotary cutter heads comprising fluid supply systems
GB2107757B (en) * 1981-10-13 1985-04-17 Coal Ind Rotary cutter heads for mining machines
GB2133435B (en) * 1983-01-11 1985-11-13 Coal Ind Rotary cutter heads for mineral mining machines
GB2152974B (en) * 1984-01-20 1987-05-07 Coal Ind Animal feeding bowls
AT381365B (de) * 1984-10-24 1986-10-10 Voest Alpine Ag Vorrichtung fuer die zufuehrung von unter druck stehender fluessigkeit zu einem rotierenden maschinenteil
EP2778676A1 (fr) * 2013-03-15 2014-09-17 Caterpillar Global Mining Europe GmbH Système permettant d'assurer les conditions de travail le long d'une taille

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187768A (en) * 1966-12-29 1970-04-15 Coal Industry Patents Ltd Mining Machine
GB1206955A (en) * 1967-07-21 1970-09-30 Coal Industry Patents Ltd Mining machines
GB1336791A (en) * 1971-01-01 1973-11-07 Coal Industry Patents Ltd Dust suppression means for mining machines
GB1378456A (en) * 1972-05-19 1974-12-27 Coal Industry Patents Ltd Apparatus for ventilating cutter-heads of mineral mining machines
GB1414917A (fr) * 1973-02-09 1975-11-19

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522361A1 (fr) * 1981-10-13 1983-09-02 Coal Industry Patents Ltd Circuit d'alimentation en fluide des tetes rotatives de havage
FR2585762A1 (fr) * 1985-03-20 1987-02-06 Saarbergwerke Ag Tambour de havage a tuyeres d'ejection

Also Published As

Publication number Publication date
DE2500858A1 (de) 1975-07-24
PL92149B1 (fr) 1977-03-31
US3954302A (en) 1976-05-04
GB1452862A (en) 1976-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse