FR1601611A - - Google Patents
Info
- Publication number
- FR1601611A FR1601611A FR1601611DA FR1601611A FR 1601611 A FR1601611 A FR 1601611A FR 1601611D A FR1601611D A FR 1601611DA FR 1601611 A FR1601611 A FR 1601611A
- Authority
- FR
- France
- 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
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
- E21F1/003—Ventilation of traffic tunnels
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1156368 | 1968-01-15 | ||
| IT2093868 | 1968-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1601611A true FR1601611A (it) | 1970-09-07 |
Family
ID=26326421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1601611D Expired FR1601611A (it) | 1968-01-15 | 1968-12-30 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT308807B (it) |
| CH (1) | CH496855A (it) |
| ES (1) | ES144571Y (it) |
| FR (1) | FR1601611A (it) |
| NL (1) | NL160052C (it) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0410428A3 (en) * | 1989-07-26 | 1991-08-28 | Fuji Electric Co., Ltd. | Tunnel dust collecting system |
| WO1996006313A1 (en) * | 1994-08-23 | 1996-02-29 | South Bank University Enterprises Limited | Air moving system |
| EP0772007A3 (en) * | 1995-10-30 | 2000-05-03 | Matsushita Seiko Co., Ltd. | Jet fan |
| CN104475252A (zh) * | 2014-12-04 | 2015-04-01 | 佛山市科蓝环保科技股份有限公司 | 一种隧道空气净化设备 |
-
1968
- 1968-12-27 AT ATA12620/68A patent/AT308807B/de not_active IP Right Cessation
- 1968-12-30 FR FR1601611D patent/FR1601611A/fr not_active Expired
- 1968-12-31 CH CH1953468A patent/CH496855A/it not_active IP Right Cessation
-
1969
- 1969-01-08 NL NL6900315A patent/NL160052C/xx not_active IP Right Cessation
- 1969-01-11 ES ES1969144571U patent/ES144571Y/es not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0410428A3 (en) * | 1989-07-26 | 1991-08-28 | Fuji Electric Co., Ltd. | Tunnel dust collecting system |
| EP0577153A1 (en) * | 1989-07-26 | 1994-01-05 | Fuji Electric Co., Ltd. | Aerodynamic air intake opening of a tunnel ventilation unit |
| EP0613994A1 (en) * | 1989-07-26 | 1994-09-07 | Fuji Electric Co., Ltd. | Tunnel dust collecting system |
| WO1996006313A1 (en) * | 1994-08-23 | 1996-02-29 | South Bank University Enterprises Limited | Air moving system |
| US5722885A (en) * | 1994-08-23 | 1998-03-03 | South Bank University & Enterprises, Limited | Air moving system |
| EP0772007A3 (en) * | 1995-10-30 | 2000-05-03 | Matsushita Seiko Co., Ltd. | Jet fan |
| CN104475252A (zh) * | 2014-12-04 | 2015-04-01 | 佛山市科蓝环保科技股份有限公司 | 一种隧道空气净化设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| ES144571U (es) | 1969-04-16 |
| ES144571Y (es) | 1970-01-16 |
| NL6900315A (it) | 1969-07-17 |
| NL160052C (nl) | 1979-09-17 |
| CH496855A (it) | 1970-09-30 |
| AT308807B (de) | 1973-06-15 |
| NL160052B (nl) | 1979-04-17 |