GB8710872D0 - Percussive pneumatic apparatus - Google Patents
Percussive pneumatic apparatusInfo
- Publication number
- GB8710872D0 GB8710872D0 GB878710872A GB8710872A GB8710872D0 GB 8710872 D0 GB8710872 D0 GB 8710872D0 GB 878710872 A GB878710872 A GB 878710872A GB 8710872 A GB8710872 A GB 8710872A GB 8710872 D0 GB8710872 D0 GB 8710872D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- pneumatic apparatus
- percussive pneumatic
- percussive
- pneumatic
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
- F16L55/1658—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the old pipe being ruptured prior to insertion of a new pipe
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
- E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888800424A GB8800424D0 (en) | 1987-01-26 | 1988-01-08 | Compression of gasses/pumping of liquids & for improved energy conservation & pollution control in steam |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868611289A GB8611289D0 (en) | 1986-05-09 | 1986-05-09 | Percussive pneumatic apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8710872D0 true GB8710872D0 (en) | 1987-06-10 |
GB2200185A GB2200185A (en) | 1988-07-27 |
GB2200185B GB2200185B (en) | 1990-11-14 |
Family
ID=10597555
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868611289A Pending GB8611289D0 (en) | 1986-05-09 | 1986-05-09 | Percussive pneumatic apparatus |
GB8710872A Expired - Lifetime GB2200185B (en) | 1986-05-09 | 1987-05-08 | Percussive pneumatic apparatus for use in the insertion or replacement of pipes underground |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868611289A Pending GB8611289D0 (en) | 1986-05-09 | 1986-05-09 | Percussive pneumatic apparatus |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8611289D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8801012U1 (en) * | 1988-01-28 | 1988-03-10 | Roemer, Helmuth, Dipl.-Ing., 5950 Finnentrop, De | |
GB2313643A (en) * | 1996-05-31 | 1997-12-03 | Inst Gornogo Dela Sibirskogo O | Apparatus for impact action |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU36720A1 (en) * | 1958-01-24 | |||
GB2139938B (en) * | 1983-03-31 | 1987-02-04 | Daly Limited P N | Improvements in or relating to methods and apparatus for pipe replacement and boring |
GB2149472A (en) * | 1983-11-10 | 1985-06-12 | Merstan Impact Moling Limited | Mole |
GB2171485A (en) * | 1985-02-27 | 1986-08-28 | British Gas Corp | Mole or pig |
-
1986
- 1986-05-09 GB GB868611289A patent/GB8611289D0/en active Pending
-
1987
- 1987-05-08 GB GB8710872A patent/GB2200185B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB8611289D0 (en) | 1986-06-18 |
GB2200185B (en) | 1990-11-14 |
GB2200185A (en) | 1988-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920508 |