NL265473A - - Google Patents
Info
- Publication number
- NL265473A NL265473A NL265473DA NL265473A NL 265473 A NL265473 A NL 265473A NL 265473D A NL265473D A NL 265473DA NL 265473 A NL265473 A NL 265473A
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/08—Cap joints for obtaining a coal-face free of pit-props
- E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/01—Caps for supporting mine roofs characterised by the shape of the cap, e.g. of specified cross-section
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR861553A FR1289175A (fr) | 1961-05-12 | 1961-05-12 | Fer de coffrage pour soutènement provisoire en porte-à-faux |
Publications (1)
Publication Number | Publication Date |
---|---|
NL265473A true NL265473A (xx) |
Family
ID=8754999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL265473D NL265473A (xx) | 1961-05-12 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1289175A (xx) |
NL (1) | NL265473A (xx) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4593879A (en) * | 1982-11-17 | 1986-06-10 | Marketing Displays, Inc. | Compact sign stand |
US4691892A (en) * | 1982-11-17 | 1987-09-08 | Marketing Displays, Inc. | Sign and sign stand |
US4548379A (en) * | 1982-11-17 | 1985-10-22 | Marketing Displays, Inc. | Compact sign and stand |
US4544125A (en) * | 1982-11-17 | 1985-10-01 | Marketing Displays, Inc. | Sign bracket |
US4569499A (en) * | 1982-11-17 | 1986-02-11 | Marketing Displays, Inc. | Deflectable sign and stand |
US4572473A (en) * | 1982-11-17 | 1986-02-25 | Marketing Displays, Inc. | Deflectable sign and stand |
US4575040A (en) * | 1983-05-25 | 1986-03-11 | Marketing Displays, Inc. | Deflectable sign and stand |
US5851001A (en) * | 1997-08-15 | 1998-12-22 | Dicke Tool Company | Deflectable mounting for upright mast |
-
0
- NL NL265473D patent/NL265473A/xx unknown
-
1961
- 1961-05-12 FR FR861553A patent/FR1289175A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1289175A (fr) | 1962-03-30 |