FR1285810A - Soutènement de mine - Google Patents
Soutènement de mineInfo
- Publication number
- FR1285810A FR1285810A FR858045A FR858045A FR1285810A FR 1285810 A FR1285810 A FR 1285810A FR 858045 A FR858045 A FR 858045A FR 858045 A FR858045 A FR 858045A FR 1285810 A FR1285810 A FR 1285810A
- Authority
- FR
- France
- Prior art keywords
- mine support
- mine
- support
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
- E21D15/22—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with member, pin, cross- piece, or the like, ruptured, sheared through, or permanently deformed upon excessive pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/183—Supporting means for arch members, not provided for in E21D11/22
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858045A FR1285810A (fr) | 1961-04-07 | 1961-04-07 | Soutènement de mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858045A FR1285810A (fr) | 1961-04-07 | 1961-04-07 | Soutènement de mine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1285810A true FR1285810A (fr) | 1962-02-23 |
Family
ID=8752567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR858045A Expired FR1285810A (fr) | 1961-04-07 | 1961-04-07 | Soutènement de mine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1285810A (fr) |
-
1961
- 1961-04-07 FR FR858045A patent/FR1285810A/fr not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE618813A (fr) | Diazabicyclo-octanes | |
BE613722A (fr) | Mélangeur-réducteur | |
BE624797A (fr) | Explosifs | |
BR6244974D0 (pt) | Dentifricios | |
CH382075A (fr) | Robinet-percuteur | |
CH376432A (de) | Uhrfeder | |
BE616231R (fr) | Convertisseur-redresseur | |
BE615512A (fr) | Structure de support | |
BE613082A (fr) | Peseuse-ensacheuse | |
FR1285810A (fr) | Soutènement de mine | |
FR1299746A (fr) | Structure de support | |
AT234422B (de) | Heuerntegerät | |
BE615346A (fr) | Alkylalkoxyalkylhydrazones | |
BE618789A (nl) | Moulinégaren | |
BE612444A (fr) | 7-déshydrostérols | |
FR1289101A (fr) | étançon de mine | |
FR1290924A (fr) | Support perfectionné | |
ES87309Y (es) | Bitermo alternativo | |
ES88148Y (es) | Patines de ruedas | |
ES87302Y (es) | Cocina-armario | |
ES85250Y (es) | Tapón-dosificador | |
ES87408Y (es) | Paralelografico | |
ES87817Y (es) | Pistola-juguete | |
ES87828Y (es) | Envase-soporte | |
ES87113Y (es) | Tapón-precinto |