FR2603820B1 - Lance a eau a jet pulsatoire - Google Patents
Lance a eau a jet pulsatoireInfo
- Publication number
- FR2603820B1 FR2603820B1 FR8612876A FR8612876A FR2603820B1 FR 2603820 B1 FR2603820 B1 FR 2603820B1 FR 8612876 A FR8612876 A FR 8612876A FR 8612876 A FR8612876 A FR 8612876A FR 2603820 B1 FR2603820 B1 FR 2603820B1
- Authority
- FR
- France
- Prior art keywords
- pulsatory
- jet water
- water lance
- lance
- jet
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/60—Slitting by jets of water or other liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
- B05B12/06—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery for effecting pulsating flow
Landscapes
- 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)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Fluid-Pressure Circuits (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8621388A GB2194810B (en) | 1986-09-04 | 1986-09-04 | Hydraulic pulse generator |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2603820A1 FR2603820A1 (fr) | 1988-03-18 |
FR2603820B1 true FR2603820B1 (fr) | 1988-12-16 |
Family
ID=10603701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8612876A Expired FR2603820B1 (fr) | 1986-09-04 | 1986-09-15 | Lance a eau a jet pulsatoire |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3630477A1 (fr) |
FR (1) | FR2603820B1 (fr) |
GB (1) | GB2194810B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2252776B (en) * | 1991-02-14 | 1995-04-12 | British Gas Plc | Formation of a cavity in ground |
GB2258323A (en) * | 1991-07-03 | 1993-02-03 | Dfx Technology Limited | Apparatus for supplying pulsed compressed air |
CN107083922B (zh) * | 2017-06-09 | 2019-01-11 | 中国矿业大学 | 一种气动自进式超高压脉冲射流辅助冲击破岩设备 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU594322A1 (ru) * | 1976-01-04 | 1978-02-25 | Украинский Научно-Исследовательский И Проектно-Конструкторский Институт Подземной Гидравлической Добычи Угля | Гидроимпульсатор |
SU735765A1 (ru) * | 1977-04-13 | 1980-05-25 | Донецкий Ордена Трудового Красного Знамени Политехнический Институт | Гидроимпульсатор |
CA1174700A (fr) * | 1981-06-15 | 1984-09-18 | Georgy V. Maleev | Controle d'impulsion hydraulique |
-
1986
- 1986-09-04 GB GB8621388A patent/GB2194810B/en not_active Expired - Fee Related
- 1986-09-06 DE DE19863630477 patent/DE3630477A1/de active Granted
- 1986-09-15 FR FR8612876A patent/FR2603820B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2194810B (en) | 1990-04-25 |
GB8621388D0 (en) | 1986-10-15 |
DE3630477A1 (de) | 1988-03-17 |
FR2603820A1 (fr) | 1988-03-18 |
GB2194810A (en) | 1988-03-16 |
DE3630477C2 (fr) | 1989-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |