CH620497A5 - Ventilation duct for mining and tunnelling - Google Patents
Ventilation duct for mining and tunnelling Download PDFInfo
- Publication number
- CH620497A5 CH620497A5 CH724977A CH724977A CH620497A5 CH 620497 A5 CH620497 A5 CH 620497A5 CH 724977 A CH724977 A CH 724977A CH 724977 A CH724977 A CH 724977A CH 620497 A5 CH620497 A5 CH 620497A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cuff
- attached
- ventilation duct
- seal
- duct according
- Prior art date
Links
- 238000009423 ventilation Methods 0.000 title claims description 16
- 238000005065 mining Methods 0.000 title claims description 4
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000005641 tunneling Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
-
- 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
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/04—Air ducts
- E21F1/06—Duct connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L31/00—Arrangements for connecting hoses to one another or to flexible sleeves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Duct Arrangements (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772718186 DE2718186A1 (de) | 1977-04-23 | 1977-04-23 | Bewetterungslutte fuer den berg- und tunnelbau |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH620497A5 true CH620497A5 (en) | 1980-11-28 |
Family
ID=6007126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH724977A CH620497A5 (en) | 1977-04-23 | 1977-06-13 | Ventilation duct for mining and tunnelling |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT353735B (es) |
| CH (1) | CH620497A5 (es) |
| DE (1) | DE2718186A1 (es) |
| ES (1) | ES459321A1 (es) |
| FR (1) | FR2388130A1 (es) |
| GB (1) | GB1576858A (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19802454A1 (de) * | 1998-01-23 | 1999-08-05 | Erwin Kunz Ag Axial Kugellager | Kugellager |
| EP1471123A1 (de) | 2003-04-21 | 2004-10-27 | Surface Specialties Austria GmbH | Alkydharz-Emulsion für Decklacke |
| EP2837869B1 (en) * | 2013-08-14 | 2016-07-27 | Hytrans Beheer B.V. | Hose coupling, hose part and hose and pump system provided therewith, and method for coupling hose parts |
| CN108005704A (zh) * | 2018-01-15 | 2018-05-08 | 方圆(德安)矿业投资有限公司 | 一种矿用柔性风筒连接装置 |
| CA3054121C (en) | 2019-09-05 | 2022-05-03 | Thomas Fisher | Semi-rigid duct system |
-
1977
- 1977-04-23 DE DE19772718186 patent/DE2718186A1/de not_active Withdrawn
- 1977-05-11 AT AT336277A patent/AT353735B/de not_active IP Right Cessation
- 1977-05-31 ES ES459321A patent/ES459321A1/es not_active Expired
- 1977-06-13 CH CH724977A patent/CH620497A5/de not_active IP Right Cessation
- 1977-06-21 GB GB2581177A patent/GB1576858A/en not_active Expired
- 1977-06-27 FR FR7719602A patent/FR2388130A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| ES459321A1 (es) | 1978-03-16 |
| ATA336277A (de) | 1979-05-15 |
| GB1576858A (en) | 1980-10-15 |
| AT353735B (de) | 1979-11-26 |
| DE2718186A1 (de) | 1978-11-02 |
| FR2388130A1 (fr) | 1978-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |