FR411981A - Pipes for hydraulic backfilling of mines - Google Patents

Pipes for hydraulic backfilling of mines

Info

Publication number
FR411981A
FR411981A FR411981DA FR411981A FR 411981 A FR411981 A FR 411981A FR 411981D A FR411981D A FR 411981DA FR 411981 A FR411981 A FR 411981A
Authority
FR
France
Prior art keywords
mines
pipes
backfilling
hydraulic
hydraulic backfilling
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
French (fr)
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.)
Krupp Stahl AG
Fried Krupp AG
Original Assignee
Krupp Stahl AG
Fried Krupp AG
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 Krupp Stahl AG, Fried Krupp AG filed Critical Krupp Stahl AG
Application granted granted Critical
Publication of FR411981A publication Critical patent/FR411981A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/08—Coatings characterised by the materials used by metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/52—Adaptations of pipes or tubes
    • B65G53/523—Wear protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR411981D 1909-03-06 1910-01-27 Pipes for hydraulic backfilling of mines Expired FR411981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE411981X 1909-03-06

Publications (1)

Publication Number Publication Date
FR411981A true FR411981A (en) 1910-06-30

Family

ID=1455883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR411981D Expired FR411981A (en) 1909-03-06 1910-01-27 Pipes for hydraulic backfilling of mines

Country Status (1)

Country Link
FR (1) FR411981A (en)

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