IN153674B - - Google Patents
Info
- Publication number
- IN153674B IN153674B IN1109/CAL/81A IN1109CA1981A IN153674B IN 153674 B IN153674 B IN 153674B IN 1109CA1981 A IN1109CA1981 A IN 1109CA1981A IN 153674 B IN153674 B IN 153674B
- Authority
- IN
- India
Links
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8032100 | 1980-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN153674B true IN153674B (enExample) | 1984-08-04 |
Family
ID=10516492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1109/CAL/81A IN153674B (enExample) | 1980-10-06 | 1981-10-03 |
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 |
| CA1155328A (en) | 1983-10-18 |