FR976859A - Soutènement en acier spécial - Google Patents

Soutènement en acier spécial

Info

Publication number
FR976859A
FR976859A FR976859DA FR976859A FR 976859 A FR976859 A FR 976859A FR 976859D A FR976859D A FR 976859DA FR 976859 A FR976859 A FR 976859A
Authority
FR
France
Prior art keywords
steel support
special steel
special
support
steel
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.)
RECH S IND ET MINIERES SOC ET
Original Assignee
RECH S IND ET MINIERES SOC ET
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 RECH S IND ET MINIERES SOC ET filed Critical RECH S IND ET MINIERES SOC ET
Application granted granted Critical
Publication of FR976859A publication Critical patent/FR976859A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR976859D 1948-10-22 1948-10-22 Soutènement en acier spécial Expired FR976859A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR976859T 1948-10-22

Publications (1)

Publication Number Publication Date
FR976859A true FR976859A (fr) 1951-03-23

Family

ID=9519174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR976859D Expired FR976859A (fr) 1948-10-22 1948-10-22 Soutènement en acier spécial

Country Status (1)

Country Link
FR (1) FR976859A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2385974A1 (fr) * 1977-03-29 1978-10-27 Kloeckner Werke Ag Alliage d'acier en particulier pour des profiles de soutenements de galeries dans l'exploitation miniere

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2385974A1 (fr) * 1977-03-29 1978-10-27 Kloeckner Werke Ag Alliage d'acier en particulier pour des profiles de soutenements de galeries dans l'exploitation miniere

Similar Documents

Publication Publication Date Title
CH285864A (de) Gewindeschneidapparat.
FR996515A (fr) Palier
CH278969A (fr) Stylographe.
FR1008591A (fr) Soutènement
FR974523A (fr) Bicyclette
FR983320A (fr) Acier
FR1003967A (fr) Grue
DK72645C (da) Inseminator.
FR1062210A (fr) Acier spécial
NL144893B (nl) Hijsklem.
FR973445A (fr) Brouette métallique perfectionnée
FR975859A (fr) Serre-joint
FR992778A (fr) Palan
FR969802A (fr) Pipe
AT170911B (de) Montagestativ
DK72890C (da) Cykelstøtte.
FR1011470A (fr) Acier
DK72156C (da) Elektrisk strygejern med bæreindretning.
FR973112A (fr) Support de cravate
FR1027468A (fr) Acier
FR1021533A (fr) Acier
AT180166B (de) Stationärrolle
AT168800B (de) Stationärrolle
FR1389732A (fr) Convertisseur statique
DK74064C (da) Hejseværk.