BE494925A - - Google Patents
Info
- Publication number
- BE494925A BE494925A BE494925DA BE494925A BE 494925 A BE494925 A BE 494925A BE 494925D A BE494925D A BE 494925DA BE 494925 A BE494925 A BE 494925A
- Authority
- BE
- Belgium
- Prior art keywords
- sleeve
- foil
- shank
- ring
- elements
- Prior art date
Links
- 239000011888 foil Substances 0.000 claims description 9
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/18—Connecting or disconnecting drill bit and drilling pipe
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494925A true BE494925A (cg-RX-API-DMAC10.html) |
Family
ID=138556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494925D BE494925A (cg-RX-API-DMAC10.html) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE494925A (cg-RX-API-DMAC10.html) |
-
0
- BE BE494925D patent/BE494925A/fr unknown
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