GB927949A - Improvements in or relating to supports for dust barriers for use in colliery workings - Google Patents
Improvements in or relating to supports for dust barriers for use in colliery workingsInfo
- Publication number
- GB927949A GB927949A GB164061A GB164061A GB927949A GB 927949 A GB927949 A GB 927949A GB 164061 A GB164061 A GB 164061A GB 164061 A GB164061 A GB 164061A GB 927949 A GB927949 A GB 927949A
- Authority
- GB
- United Kingdom
- Prior art keywords
- colliery
- workings
- relating
- supports
- jan
- 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
- 230000004888 barrier function Effects 0.000 title 1
- 239000000428 dust Substances 0.000 title 1
- 230000003245 working effect Effects 0.000 title 1
- 210000002105 tongue Anatomy 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/14—Fluid barriers or rock dusters made to work by, or at the same time as, shots or explosions
- E21F5/146—Rock dusters
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)
- Warehouses Or Storage Devices (AREA)
Abstract
927,949. Brackets. S.W.M. (MACHINERY) Ltd. Jan. 11, 1962 [Jan. 14, 1961], No. 1640/61. Class 52 (5). [Also in Group XXI] Brackets for mounting shelves on girder arches consist of two plates 14 clampable to the girder 23 by means of shouldered rods 24a, 24b and nuts 26 and having permanently fixed inwardly projecting studs 17. Shelf bearers are supported on tongues 28. The plates may be joined in U-form by a connecting web.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB164061A GB927949A (en) | 1961-01-14 | 1961-01-14 | Improvements in or relating to supports for dust barriers for use in colliery workings |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB164061A GB927949A (en) | 1961-01-14 | 1961-01-14 | Improvements in or relating to supports for dust barriers for use in colliery workings |
Publications (1)
Publication Number | Publication Date |
---|---|
GB927949A true GB927949A (en) | 1963-06-06 |
Family
ID=9725450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB164061A Expired GB927949A (en) | 1961-01-14 | 1961-01-14 | Improvements in or relating to supports for dust barriers for use in colliery workings |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB927949A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4361190A (en) * | 1979-09-07 | 1982-11-30 | Vulcan Industrial Packaging Limited | Method and apparatus for providing a traversable pathway through a pool of flammable fluid |
-
1961
- 1961-01-14 GB GB164061A patent/GB927949A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4361190A (en) * | 1979-09-07 | 1982-11-30 | Vulcan Industrial Packaging Limited | Method and apparatus for providing a traversable pathway through a pool of flammable fluid |
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