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RU94017310A - METHOD OF DEVELOPMENT OF ROLLED COAL STRAYS OF MEDIUM POWER - Google Patents

METHOD OF DEVELOPMENT OF ROLLED COAL STRAYS OF MEDIUM POWER

Info

Publication number
RU94017310A
RU94017310A RU94017310/03A RU94017310A RU94017310A RU 94017310 A RU94017310 A RU 94017310A RU 94017310/03 A RU94017310/03 A RU 94017310/03A RU 94017310 A RU94017310 A RU 94017310A RU 94017310 A RU94017310 A RU 94017310A
Authority
RU
Russia
Prior art keywords
development
medium power
rolled
strays
coal
Prior art date
Application number
RU94017310/03A
Other languages
Russian (ru)
Other versions
RU2085738C1 (en
Inventor
Ю.М. Пирязев
Original Assignee
Сибирский металлургический институт им.Серго Орджоникидзе
Filing date
Publication date
Application filed by Сибирский металлургический институт им.Серго Орджоникидзе filed Critical Сибирский металлургический институт им.Серго Орджоникидзе
Priority to RU94017310A priority Critical patent/RU2085738C1/en
Priority claimed from RU94017310A external-priority patent/RU2085738C1/en
Publication of RU94017310A publication Critical patent/RU94017310A/en
Application granted granted Critical
Publication of RU2085738C1 publication Critical patent/RU2085738C1/en

Links

Claims (1)

Изобретение относится к угольной промышленности. Сущность: способ включает подэтажную гидроотбойку угля в нисходящем порядке из выемочных штреков. Гибкое перекрытие монтируют на вентиляционном штреке, перепускают по мере отработки нижележащих подэтажей и демонтируют на аккумулирующем штреке. Гибкое перекрытие набирают из отдельных секций крепи поддерживающе-оградительного типа, соединенных между собой гибкой связью.The invention relates to the coal industry. Essence: the method includes subsurface hydroturbation of coal in descending order from excavation drifts. Flexible overlap is mounted on the ventilation drift, bypass as the underlying sublevels are worked out and dismounted on the accumulating drift. The flexible overlap is assembled from separate sections of the support-supportive type, interconnected by a flexible link.
RU94017310A 1994-05-11 1994-05-11 Method for development of steep coal seams of medium thickness RU2085738C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU94017310A RU2085738C1 (en) 1994-05-11 1994-05-11 Method for development of steep coal seams of medium thickness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU94017310A RU2085738C1 (en) 1994-05-11 1994-05-11 Method for development of steep coal seams of medium thickness

Publications (2)

Publication Number Publication Date
RU94017310A true RU94017310A (en) 1996-02-10
RU2085738C1 RU2085738C1 (en) 1997-07-27

Family

ID=20155789

Family Applications (1)

Application Number Title Priority Date Filing Date
RU94017310A RU2085738C1 (en) 1994-05-11 1994-05-11 Method for development of steep coal seams of medium thickness

Country Status (1)

Country Link
RU (1) RU2085738C1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103061764B (en) * 2012-12-14 2015-03-18 北京昊华能源股份有限公司 Goaf waste rock filling coal mining method of flexible shield support in half-edge coal seam
CN111456794B (en) * 2020-04-20 2020-12-18 北京中矿创新联盟能源环境科学研究院 Ventilation method for coal mining area

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