GB1250235A - - Google Patents
Info
- Publication number
- GB1250235A GB1250235A GB1250235DA GB1250235A GB 1250235 A GB1250235 A GB 1250235A GB 1250235D A GB1250235D A GB 1250235DA GB 1250235 A GB1250235 A GB 1250235A
- Authority
- GB
- United Kingdom
- Prior art keywords
- march
- mine roof
- paper
- casing
- woven
- 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
- 239000000463 material Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 239000000123 paper Substances 0.000 abstract 2
- 239000002657 fibrous material Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 238000003475 lamination Methods 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000012260 resinous material Substances 0.000 abstract 1
- 239000004753 textile Substances 0.000 abstract 1
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
- E21D15/02—Non-telescopic props
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)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681608279 DE1608279A1 (de) | 1968-03-15 | 1968-03-15 | Bauelement fuer den Grubenausbau,insbesondere Balken fuer Pfeiler in Kastenbauweise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1250235A true GB1250235A (https=) | 1971-10-20 |
Family
ID=5681508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1250235D Expired GB1250235A (https=) | 1968-03-15 | 1969-03-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE727235A (https=) |
| FR (1) | FR2003959A1 (https=) |
| GB (1) | GB1250235A (https=) |
-
1969
- 1969-01-22 BE BE727235D patent/BE727235A/xx unknown
- 1969-03-07 FR FR6906414A patent/FR2003959A1/fr not_active Withdrawn
- 1969-03-12 GB GB1250235D patent/GB1250235A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE727235A (https=) | 1969-07-01 |
| FR2003959A1 (https=) | 1969-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1420448A (en) | Drainage element for earthwork foundation and hydraulic con struction | |
| ES424375A1 (es) | Metodo de fabricacion de rodillos susceptibles de trabajar a alta velocidad y a altas presiones de contacto. | |
| ZA871245B (en) | Laminate | |
| GB1275042A (en) | The utilisation of paper sludge for sheeting or moulding | |
| ES374700A1 (es) | Mejoras en los componentes para maquinas de fabricar papel y similares. | |
| CA929772A (en) | Method and apparatus for the manufacturing of paper, cardboard and the like fibrous material web | |
| GB1138637A (en) | An improved building panel | |
| CA966740A (en) | Impregnated fibrous web structures | |
| JPS52155248A (en) | Reinforcing fibrous material for composite | |
| GB1250235A (https=) | ||
| AU6450274A (en) | Fireproofing web material | |
| GB1282015A (en) | Improvements in or relating to mica paper | |
| ES310869A1 (es) | Procedimiento para fabricar telas solidificadas de vellon sin aglutinante | |
| GB1081154A (en) | Butt joint for reinforced laminated synthetic resin sheet material | |
| FR2060370A1 (fr) | Procede de fabrication d'etoffes non tissees | |
| FR2372696A1 (fr) | Produit en forme de nappe ou de feuille | |
| CA958136A (en) | Fiber for paper and synthetic pulp consisting thereof | |
| CA949791A (en) | Waterlaid nonwoven web material incorporating textile staple | |
| GB1180572A (en) | Fibrous Body | |
| FR2098612A5 (en) | Resin coated textiles - for reinforcing footwear | |
| GB1338904A (en) | Composite covering materials | |
| AT310548B (de) | Rollenschneide- und Umwickelmaschine für Papier- od.dgl. Werkstoffbahnen | |
| GB802066A (en) | Structural unit | |
| DE3478619D1 (en) | Device for hydraulic feeding of textile material to circular wildmann-type and similar machines, with direct hydraulic recycling of the rejected fibres, plus exclusion of the cards | |
| AU284641B2 (en) | r Entitled COMPOSITE WEB MATERIAL HAVING A FIBROUS LAYER ANDA CELLULAR LAYER |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |