FR2320421A1 - Dispositif de fixation d'un tube a charge explosive dans une auge a eau - Google Patents
Dispositif de fixation d'un tube a charge explosive dans une auge a eauInfo
- Publication number
- FR2320421A1 FR2320421A1 FR7623611A FR7623611A FR2320421A1 FR 2320421 A1 FR2320421 A1 FR 2320421A1 FR 7623611 A FR7623611 A FR 7623611A FR 7623611 A FR7623611 A FR 7623611A FR 2320421 A1 FR2320421 A1 FR 2320421A1
- Authority
- FR
- France
- Prior art keywords
- tube
- trough
- holders
- holes
- spacer
- 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.)
- Granted
Links
- 125000006850 spacer group Chemical group 0.000 title abstract 3
- 230000004888 barrier function Effects 0.000 title abstract 2
- 238000004880 explosion Methods 0.000 title abstract 2
- 238000010304 firing Methods 0.000 title abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 239000003245 coal Substances 0.000 abstract 1
- 239000002817 coal dust Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/14—Fluid barriers or rock dusters made to work by, or at the same time as, shots or explosions
- E21F5/143—Fluid barriers
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)
- Geophysics And Detection Of Objects (AREA)
- Supports For Pipes And Cables (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752534646 DE2534646B2 (de) | 1975-08-02 | 1975-08-02 | Befestigungsvorrichtung fuer ein sprengrohr in einem ausloesesperrenwassertrog |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2320421A1 true FR2320421A1 (fr) | 1977-03-04 |
FR2320421B1 FR2320421B1 (de) | 1982-10-22 |
Family
ID=5953109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7623611A Granted FR2320421A1 (fr) | 1975-08-02 | 1976-08-02 | Dispositif de fixation d'un tube a charge explosive dans une auge a eau |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2534646B2 (de) |
FR (1) | FR2320421A1 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR946900A (fr) * | 1946-12-04 | 1949-06-16 | Tinnerman Products Inc | Dispositif de fixation perfectionné |
US2996321A (en) * | 1960-02-04 | 1961-08-15 | Acrometal Products Inc | Shaft locking collar |
DE2154779A1 (de) * | 1971-11-04 | 1973-05-10 | Trautwein Kg | Vorrichtung fuer wassertrogsperren des untertagebetriebes mit ausloesung |
-
1975
- 1975-08-02 DE DE19752534646 patent/DE2534646B2/de active Granted
-
1976
- 1976-08-02 FR FR7623611A patent/FR2320421A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR946900A (fr) * | 1946-12-04 | 1949-06-16 | Tinnerman Products Inc | Dispositif de fixation perfectionné |
US2996321A (en) * | 1960-02-04 | 1961-08-15 | Acrometal Products Inc | Shaft locking collar |
DE2154779A1 (de) * | 1971-11-04 | 1973-05-10 | Trautwein Kg | Vorrichtung fuer wassertrogsperren des untertagebetriebes mit ausloesung |
Also Published As
Publication number | Publication date |
---|---|
DE2534646A1 (de) | 1977-02-03 |
DE2534646B2 (de) | 1977-05-26 |
FR2320421B1 (de) | 1982-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |