FR2254532B3 - - Google Patents

Info

Publication number
FR2254532B3
FR2254532B3 FR7440940A FR7440940A FR2254532B3 FR 2254532 B3 FR2254532 B3 FR 2254532B3 FR 7440940 A FR7440940 A FR 7440940A FR 7440940 A FR7440940 A FR 7440940A FR 2254532 B3 FR2254532 B3 FR 2254532B3
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.)
Expired
Application number
FR7440940A
Other languages
French (fr)
Other versions
FR2254532A1 (de
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.)
John Laing and Son Ltd
Original Assignee
John Laing and Son 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 John Laing and Son Ltd filed Critical John Laing and Son Ltd
Publication of FR2254532A1 publication Critical patent/FR2254532A1/fr
Application granted granted Critical
Publication of FR2254532B3 publication Critical patent/FR2254532B3/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/10—Eliminating iron or lime
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/005—Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Dispersion Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Revetment (AREA)
FR7440940A 1973-12-12 1974-12-12 Expired FR2254532B3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5765973A GB1486195A (en) 1973-12-12 1973-12-12 Formulation for concrete or like water hardened mixed material

Publications (2)

Publication Number Publication Date
FR2254532A1 FR2254532A1 (de) 1975-07-11
FR2254532B3 true FR2254532B3 (de) 1977-09-16

Family

ID=10479729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7440940A Expired FR2254532B3 (de) 1973-12-12 1974-12-12

Country Status (4)

Country Link
BE (1) BE823261A (de)
DE (1) DE2459141A1 (de)
FR (1) FR2254532B3 (de)
GB (1) GB1486195A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4664562A (en) * 1980-10-30 1987-05-12 Clark Erin C Cribwalling
US4565469A (en) * 1982-08-25 1986-01-21 Commercial Shearing, Inc. Cribbing
GB2133056B (en) * 1982-12-31 1986-08-06 Evans Bay Timber Co Ltd Improvements in and/or relating to cribwalling
GB8523779D0 (en) * 1985-09-26 1985-10-30 Thompson J D Mine chock construction
AU2060500A (en) * 1998-12-14 2000-07-03 Grinaker Construction Limited An underground support pack
WO2000053892A1 (en) * 1999-03-09 2000-09-14 Denis Allen Sharp Mining support crib
AT500244B1 (de) * 2004-01-07 2007-07-15 Schotter Und Betonwerk Karl Sc Frischbeton, festbeton und verfahren zur herstellung derselben sowie verwendung des festbetons

Also Published As

Publication number Publication date
BE823261A (fr) 1975-06-12
GB1486195A (en) 1977-09-21
FR2254532A1 (de) 1975-07-11
DE2459141A1 (de) 1975-06-26

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Legal Events

Date Code Title Description
TP Transmission of property