FR1361408A - Pile for walking support - Google Patents
Pile for walking supportInfo
- Publication number
- FR1361408A FR1361408A FR930292A FR930292A FR1361408A FR 1361408 A FR1361408 A FR 1361408A FR 930292 A FR930292 A FR 930292A FR 930292 A FR930292 A FR 930292A FR 1361408 A FR1361408 A FR 1361408A
- Authority
- FR
- France
- Prior art keywords
- pile
- walking support
- walking
- 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 OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR930292A FR1361408A (en) | 1963-04-03 | 1963-04-03 | Pile for walking support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR930292A FR1361408A (en) | 1963-04-03 | 1963-04-03 | Pile for walking support |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1361408A true FR1361408A (en) | 1964-05-22 |
Family
ID=8800808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR930292A Expired FR1361408A (en) | 1963-04-03 | 1963-04-03 | Pile for walking support |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1361408A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3302411A (en) * | 1963-07-02 | 1967-02-07 | Rheinstahl Gmbh Wanheim | Walking mine roof support |
US3383865A (en) * | 1965-12-03 | 1968-05-21 | Mastabar Mining Equip Co Ltd | Mine roof supports |
DE1290906B (en) * | 1964-11-26 | 1969-03-20 | Gullick Ltd | Wandering pit support for struts |
DE1533726B1 (en) * | 1966-03-24 | 1970-08-06 | Electro Hydraulics Ltd | Migrating hydraulic longwall mining |
-
1963
- 1963-04-03 FR FR930292A patent/FR1361408A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3302411A (en) * | 1963-07-02 | 1967-02-07 | Rheinstahl Gmbh Wanheim | Walking mine roof support |
US3328967A (en) * | 1963-07-02 | 1967-07-04 | Rheinstahl Wanheim Gmbh | Walking mine roof support |
DE1290906B (en) * | 1964-11-26 | 1969-03-20 | Gullick Ltd | Wandering pit support for struts |
US3383865A (en) * | 1965-12-03 | 1968-05-21 | Mastabar Mining Equip Co Ltd | Mine roof supports |
DE1533726B1 (en) * | 1966-03-24 | 1970-08-06 | Electro Hydraulics Ltd | Migrating hydraulic longwall mining |
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