CA1155328A - Auxiliary ventilation system for underground sites - Google Patents
Auxiliary ventilation system for underground sitesInfo
- Publication number
- CA1155328A CA1155328A CA000386976A CA386976A CA1155328A CA 1155328 A CA1155328 A CA 1155328A CA 000386976 A CA000386976 A CA 000386976A CA 386976 A CA386976 A CA 386976A CA 1155328 A CA1155328 A CA 1155328A
- Authority
- CA
- Canada
- Prior art keywords
- chamber
- chambers
- flap
- flap members
- positions
- 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
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 32
- 238000004891 communication Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000543 intermediate Substances 0.000 claims 2
- 230000009849 deactivation Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000001629 suppression Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- ODPOAESBSUKMHD-UHFFFAOYSA-L 6,7-dihydrodipyrido[1,2-b:1',2'-e]pyrazine-5,8-diium;dibromide Chemical compound [Br-].[Br-].C1=CC=[N+]2CC[N+]3=CC=CC=C3C2=C1 ODPOAESBSUKMHD-UHFFFAOYSA-L 0.000 description 1
- 239000005630 Diquat Substances 0.000 description 1
- PBAYDYUZOSNJGU-UHFFFAOYSA-N chelidonic acid Natural products OC(=O)C1=CC(=O)C=C(C(O)=O)O1 PBAYDYUZOSNJGU-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87249—Multiple inlet with multiple outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB80.32100 | 1980-10-06 | ||
| GB8032100 | 1980-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1155328A true CA1155328A (en) | 1983-10-18 |
Family
ID=10516492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000386976A Expired CA1155328A (en) | 1980-10-06 | 1981-09-30 | Auxiliary ventilation system for underground sites |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4362092A (enExample) |
| CA (1) | CA1155328A (enExample) |
| DE (1) | DE3139224A1 (enExample) |
| IN (1) | IN153674B (enExample) |
| ZA (1) | ZA816829B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7568501B2 (en) * | 2006-02-08 | 2009-08-04 | Ge Osmonics, Inc. | Bypass valve with flapper valve elements for a water treatment apparatus |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US752955A (en) * | 1904-02-23 | Mine-ventilation system and apparatus | ||
| US720264A (en) * | 1901-07-25 | 1903-02-10 | Daniel F Lepley | Ventilator for mines. |
| US1695784A (en) * | 1927-05-27 | 1928-12-18 | Arctic Nu Air Corp | Ventilating apparatus |
| US1695804A (en) * | 1927-06-02 | 1928-12-18 | Arctic Nu Air Corp | Ventilating apparatus |
| US2011117A (en) * | 1930-05-28 | 1935-08-13 | Richter Alfred | Ventilating system |
| US1917439A (en) * | 1932-01-30 | 1933-07-11 | Lorenzo J Driggs | Mine ventilating apparatus |
| US2214736A (en) * | 1936-03-30 | 1940-09-17 | Mead S Carmichael | Apparatus for distributing materials |
| SU756029A1 (ru) * | 1978-08-15 | 1980-08-15 | Do Gpkexi Komplex Mekh Shakht | Устройство для распределения воздуха в забое подготовительной выработки i |
-
1981
- 1981-09-30 CA CA000386976A patent/CA1155328A/en not_active Expired
- 1981-10-01 US US06/307,527 patent/US4362092A/en not_active Expired - Fee Related
- 1981-10-02 DE DE19813139224 patent/DE3139224A1/de not_active Withdrawn
- 1981-10-02 ZA ZA816829A patent/ZA816829B/xx unknown
- 1981-10-03 IN IN1109/CAL/81A patent/IN153674B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA816829B (en) | 1982-10-27 |
| DE3139224A1 (de) | 1982-08-19 |
| US4362092A (en) | 1982-12-07 |
| IN153674B (enExample) | 1984-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |