SU590455A1 - Method of securing support layer - Google Patents
Method of securing support layerInfo
- Publication number
- SU590455A1 SU590455A1 SU762344354A SU2344354A SU590455A1 SU 590455 A1 SU590455 A1 SU 590455A1 SU 762344354 A SU762344354 A SU 762344354A SU 2344354 A SU2344354 A SU 2344354A SU 590455 A1 SU590455 A1 SU 590455A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- support layer
- securing support
- securing
- layer
- roof
- Prior art date
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
Description
лонов в качестве крспп в прнзабойном пространстве монтажного сло п в качестве гибкого разобгцнтел между породами кровли и призабойиым пространством нижнего сло , о т л и ч а ю ш и и с тем, что, с целью сиижени затрат на создание высокого давлени в пиевмобаллонах путем использовани давлени опускающихс иород кровли, ппевмобаллоны последовательно соедин ют между собой посредством переносного трубопровода иas a krspp in the wellbore space of the installation layer as a flexible gap between the rocks of the roof and the bottom layer of the bottom layer the pressures of the roof that descends, the pembalon are successively interconnected by means of a portable pipeline and
перепускают ежатый воздух из завальных ииевмобаллопов в призабойные.Bypassing the hedgehog air from the intake hobbles to the bottomhole.
Источники информации, прин тые во внимание при экспертизеSources of information taken into account in the examination
1.Патент США № 2990166, кл. .(99-11, опублик. 1961.1. US Patent No. 2990166, cl. . (99-11, published 1961.
2.За вка № 2107983/03, кл. Е 21С 41/04, 26.02.76, по которой было прин то решение о выдаче авторского свидетельства.2. For the number 2107983/03, cl. E 21S 41/04, 26.02.76, according to which the decision was made to issue an author's certificate.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762344354A SU590455A1 (en) | 1976-04-06 | 1976-04-06 | Method of securing support layer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762344354A SU590455A1 (en) | 1976-04-06 | 1976-04-06 | Method of securing support layer |
Publications (1)
Publication Number | Publication Date |
---|---|
SU590455A1 true SU590455A1 (en) | 1978-01-30 |
Family
ID=20655760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762344354A SU590455A1 (en) | 1976-04-06 | 1976-04-06 | Method of securing support layer |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU590455A1 (en) |
-
1976
- 1976-04-06 SU SU762344354A patent/SU590455A1/en active
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