DE3865746D1 - Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag. - Google Patents
Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag.Info
- Publication number
- DE3865746D1 DE3865746D1 DE8888107991T DE3865746T DE3865746D1 DE 3865746 D1 DE3865746 D1 DE 3865746D1 DE 8888107991 T DE8888107991 T DE 8888107991T DE 3865746 T DE3865746 T DE 3865746T DE 3865746 D1 DE3865746 D1 DE 3865746D1
- Authority
- DE
- Germany
- Prior art keywords
- ram
- branch
- coupling
- pipe
- control valve
- 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 - Fee Related
Links
- 230000008878 coupling Effects 0.000 title abstract 2
- 238000010168 coupling process Methods 0.000 title abstract 2
- 238000005859 coupling reaction Methods 0.000 title abstract 2
- 210000001061 forehead Anatomy 0.000 title 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
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/08—Filling-up hydraulically or pneumatically
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)
- Fluid-Pressure Circuits (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8888107991T DE3865746D1 (de) | 1987-06-19 | 1988-05-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873720295 DE3720295A1 (de) | 1987-06-19 | 1987-06-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag |
DE8888107991T DE3865746D1 (de) | 1987-06-19 | 1988-05-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3865746D1 true DE3865746D1 (de) | 1991-11-28 |
Family
ID=6329912
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873720295 Withdrawn DE3720295A1 (de) | 1987-06-19 | 1987-06-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag |
DE8888107991T Expired - Fee Related DE3865746D1 (de) | 1987-06-19 | 1988-05-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873720295 Withdrawn DE3720295A1 (de) | 1987-06-19 | 1987-06-19 | Hydraulische steuerung einer kupplung einer blasversatzleitung fuer vorkopfaustrag |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0295447B1 (de) |
DE (2) | DE3720295A1 (de) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3326485C2 (de) * | 1983-07-22 | 1985-11-28 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Hydraulische Steuerung für eine Versatzrohr-Leitungskupplung |
-
1987
- 1987-06-19 DE DE19873720295 patent/DE3720295A1/de not_active Withdrawn
-
1988
- 1988-05-19 EP EP88107991A patent/EP0295447B1/de not_active Expired - Lifetime
- 1988-05-19 DE DE8888107991T patent/DE3865746D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0295447B1 (de) | 1991-10-23 |
EP0295447A1 (de) | 1988-12-21 |
DE3720295A1 (de) | 1988-12-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |