GB2085151B - Auxiliary ventilation system for underground sites - Google Patents

Auxiliary ventilation system for underground sites

Info

Publication number
GB2085151B
GB2085151B GB8128613A GB8128613A GB2085151B GB 2085151 B GB2085151 B GB 2085151B GB 8128613 A GB8128613 A GB 8128613A GB 8128613 A GB8128613 A GB 8128613A GB 2085151 B GB2085151 B GB 2085151B
Authority
GB
United Kingdom
Prior art keywords
ventilation system
auxiliary ventilation
underground sites
underground
sites
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
Application number
GB8128613A
Other versions
GB2085151A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB8128613A priority Critical patent/GB2085151B/en
Publication of GB2085151A publication Critical patent/GB2085151A/en
Application granted granted Critical
Publication of GB2085151B publication Critical patent/GB2085151B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
GB8128613A 1980-10-06 1981-09-22 Auxiliary ventilation system for underground sites Expired GB2085151B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8128613A GB2085151B (en) 1980-10-06 1981-09-22 Auxiliary ventilation system for underground sites

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8032100 1980-10-06
GB8128613A GB2085151B (en) 1980-10-06 1981-09-22 Auxiliary ventilation system for underground sites

Publications (2)

Publication Number Publication Date
GB2085151A GB2085151A (en) 1982-04-21
GB2085151B true GB2085151B (en) 1984-07-25

Family

ID=26277112

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8128613A Expired GB2085151B (en) 1980-10-06 1981-09-22 Auxiliary ventilation system for underground sites

Country Status (1)

Country Link
GB (1) GB2085151B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101498225B (en) * 2009-02-24 2012-08-22 太原理工大学 U+I type ventilating system for top-coal caving face

Also Published As

Publication number Publication date
GB2085151A (en) 1982-04-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee