JPH025240B2 - - Google Patents

Info

Publication number
JPH025240B2
JPH025240B2 JP16995681A JP16995681A JPH025240B2 JP H025240 B2 JPH025240 B2 JP H025240B2 JP 16995681 A JP16995681 A JP 16995681A JP 16995681 A JP16995681 A JP 16995681A JP H025240 B2 JPH025240 B2 JP H025240B2
Authority
JP
Japan
Prior art keywords
ventilation
ring
conduit
ventilation conduit
funnel
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
JP16995681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57100300A (en
Inventor
Kurisutensen Hansu
Burotsuku Gyuntaa
Mitsuteruketsutaa Arufuretsudo
Shureitsugaa Pauru
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.)
RAG AG
Original Assignee
Ruhrkohle AG
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 Ruhrkohle AG filed Critical Ruhrkohle AG
Publication of JPS57100300A publication Critical patent/JPS57100300A/ja
Publication of JPH025240B2 publication Critical patent/JPH025240B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Joints Allowing Movement (AREA)
JP16995681A 1980-10-23 1981-10-23 Apparatus and method for elongating ventilating conduit Granted JPS57100300A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3040056 1980-10-23

Publications (2)

Publication Number Publication Date
JPS57100300A JPS57100300A (en) 1982-06-22
JPH025240B2 true JPH025240B2 (en]) 1990-02-01

Family

ID=6115047

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16995681A Granted JPS57100300A (en) 1980-10-23 1981-10-23 Apparatus and method for elongating ventilating conduit

Country Status (2)

Country Link
JP (1) JPS57100300A (en])
ZA (1) ZA817378B (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464966U (en]) * 1990-10-09 1992-06-04
CN113482689A (zh) * 2021-07-19 2021-10-08 湖南中天凿岩科技有限公司 适用于矿山法长大隧道的洞内通风系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102305080A (zh) * 2011-06-15 2012-01-04 江苏凯宫隧道机械有限公司 盾构机用储管器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464966U (en]) * 1990-10-09 1992-06-04
CN113482689A (zh) * 2021-07-19 2021-10-08 湖南中天凿岩科技有限公司 适用于矿山法长大隧道的洞内通风系统

Also Published As

Publication number Publication date
JPS57100300A (en) 1982-06-22
ZA817378B (en) 1982-10-27

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