DE286937C - - Google Patents

Info

Publication number
DE286937C
DE286937C DENDAT286937D DE286937DA DE286937C DE 286937 C DE286937 C DE 286937C DE NDAT286937 D DENDAT286937 D DE NDAT286937D DE 286937D A DE286937D A DE 286937DA DE 286937 C DE286937 C DE 286937C
Authority
DE
Germany
Prior art keywords
route
explosion
weights
pit
explosions
Prior art date
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.)
Active
Application number
DENDAT286937D
Other languages
German (de)
English (en)
Publication of DE286937C publication Critical patent/DE286937C/de
Active legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/14Fluid barriers or rock dusters made to work by, or at the same time as, shots or explosions
    • E21F5/146Rock dusters

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)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
DENDAT286937D Active DE286937C (https=)

Publications (1)

Publication Number Publication Date
DE286937C true DE286937C (https=)

Family

ID=542204

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT286937D Active DE286937C (https=)

Country Status (1)

Country Link
DE (1) DE286937C (https=)

Similar Documents

Publication Publication Date Title
DE286937C (https=)
DE2302337A1 (de) Elektrisch betaetigte einrichtung zum selektiven entladen eines aus mehreren nebeneinander angeordneten stapelfaechern bestehenden magazins
DE225013C (https=)
EP0128336B1 (de) Vorrichtung zum Verdichten von Giessereiformsand
DE721106C (de) Vorrichtung fuer von einem Luftfahrzeug abwerfbare, mit Zuendsteckern versehene Bomben
DE528736C (de) Schachtbergebunker im Gestein unter Tage
DE195848C (https=)
DE220078C (https=)
DE270743C (https=)
DE2894C (de) Verschlufs des Schlüsselloches an Kassenschrank- und anderen Schlössern
DE222503C (https=)
DE802155C (de) Vorrichtung zum sprunghaften Rauben von Abbaustempeln unter Verwendung eines elastischen Zugorgans
DE739787C (de) Lastenabwurfvorrichtung, insbesondere Bombenabwurfvorrichtung bei Luftfahrzeugen
DE231843C (https=)
DE141875C (https=)
DE95990C (https=)
DE389488C (de) Kastenfalle mit an den beiden Stirnseiten angeordneten Fallschiebern
DE255274C (https=)
DE167277C (https=)
DE297896C (https=)
DE192419C (https=)
DE347054C (de) Mit Sprengladung versehener Selbstladegreifer fuer Minenraeumgeraete
DE123434C (https=)
DE189471C (https=)
DE1758649C3 (de) Bohrgreifer