BE504264A - - Google Patents

Info

Publication number
BE504264A
BE504264A BE504264DA BE504264A BE 504264 A BE504264 A BE 504264A BE 504264D A BE504264D A BE 504264DA BE 504264 A BE504264 A BE 504264A
Authority
BE
Belgium
Prior art keywords
cutting
chains
machine
clearing
face
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE504264A publication Critical patent/BE504264A/fr

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C27/00Machines which completely free the mineral from the seam
    • E21C27/10Machines which completely free the mineral from the seam by both slitting and breaking-down
    • E21C27/12Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools
    • E21C27/126Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools with slitting and breaking-down members situated in parallel on an intermediary level
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G5/00Devices in which the computing operation is performed by means of fluid-pressure elements
BE504264D BE504264A (de)

Publications (1)

Publication Number Publication Date
BE504264A true BE504264A (de)

Family

ID=145176

Family Applications (1)

Application Number Title Priority Date Filing Date
BE504264D BE504264A (de)

Country Status (1)

Country Link
BE (1) BE504264A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008228B (de) * 1954-11-06 1957-05-16 Steinkohlenbergbauver In beiden Richtungen arbeitende Schraemmaschine mit horizontalen oberen und unteren Schraemvorrichtungen
DE1094208B (de) * 1953-10-26 1960-12-08 Coal Industry Patents Ltd Hinter einer Walzenschraemmaschine angehaengte und seitlich am Foerdermittel gefuehrte Raeumeinrichtung fuer Bergbau- u. ae. Betriebe
DE1120401B (de) * 1957-11-04 1961-12-28 Korfmann Gmbh Maschf Vor Kopf in beiden Strebrichtungen arbeitende Schraemlademaschine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1094208B (de) * 1953-10-26 1960-12-08 Coal Industry Patents Ltd Hinter einer Walzenschraemmaschine angehaengte und seitlich am Foerdermittel gefuehrte Raeumeinrichtung fuer Bergbau- u. ae. Betriebe
DE1008228B (de) * 1954-11-06 1957-05-16 Steinkohlenbergbauver In beiden Richtungen arbeitende Schraemmaschine mit horizontalen oberen und unteren Schraemvorrichtungen
DE1120401B (de) * 1957-11-04 1961-12-28 Korfmann Gmbh Maschf Vor Kopf in beiden Strebrichtungen arbeitende Schraemlademaschine

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