FR1118583A - Perfectionnements aux machines pneumatiques de remblayage, etc. - Google Patents

Perfectionnements aux machines pneumatiques de remblayage, etc.

Info

Publication number
FR1118583A
FR1118583A FR1118583DA FR1118583A FR 1118583 A FR1118583 A FR 1118583A FR 1118583D A FR1118583D A FR 1118583DA FR 1118583 A FR1118583 A FR 1118583A
Authority
FR
France
Prior art keywords
machines
backfill
pneumatic
pneumatic backfill
backfill machines
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.)
Expired
Application number
Other languages
English (en)
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.)
MARKHAM AND CO Ltd
Original Assignee
MARKHAM AND CO 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 MARKHAM AND CO Ltd filed Critical MARKHAM AND CO Ltd
Application granted granted Critical
Publication of FR1118583A publication Critical patent/FR1118583A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
    • B02C4/18—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member in the form of a bar
    • B02C4/20—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member in the form of a bar wherein the roller is corrugated or toothed
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F15/00—Methods or devices for placing filling-up materials in underground workings
    • E21F15/08—Filling-up hydraulically or pneumatically
    • E21F15/10—Hydraulic or pneumatic filling-up machines

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)
  • Food Science & Technology (AREA)
FR1118583D 1955-01-11 1955-02-01 Perfectionnements aux machines pneumatiques de remblayage, etc. Expired FR1118583A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1118583X 1955-01-11

Publications (1)

Publication Number Publication Date
FR1118583A true FR1118583A (fr) 1956-06-07

Family

ID=10875426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118583D Expired FR1118583A (fr) 1955-01-11 1955-02-01 Perfectionnements aux machines pneumatiques de remblayage, etc.

Country Status (1)

Country Link
FR (1) FR1118583A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2376943A1 (fr) * 1977-01-08 1978-08-04 Bergwerksverband Gmbh Appareil de remblayage pneumatique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2376943A1 (fr) * 1977-01-08 1978-08-04 Bergwerksverband Gmbh Appareil de remblayage pneumatique

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