BE539125A - - Google Patents
Info
- Publication number
- BE539125A BE539125A BE539125DA BE539125A BE 539125 A BE539125 A BE 539125A BE 539125D A BE539125D A BE 539125DA BE 539125 A BE539125 A BE 539125A
- Authority
- BE
- Belgium
- Prior art keywords
- cavity
- pressure
- bellows
- channel
- filled
- Prior art date
Links
- 239000007788 liquid Substances 0.000 claims description 22
- 238000005553 drilling Methods 0.000 claims description 21
- 239000000314 lubricant Substances 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 13
- 230000002706 hydrostatic effect Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 7
- 239000010802 sludge Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 3
- 239000003129 oil well Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910001347 Stellite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000241 respiratory effect Effects 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/003—Bearing, sealing, lubricating details
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 |
|---|---|
| BE539125A true BE539125A (sv) |
Family
ID=168925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE539125D BE539125A (sv) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE539125A (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2497868A1 (fr) * | 1981-01-12 | 1982-07-16 | Young David | Ensemble formant palier et joint d'etancheite pour arbre tournant |
-
0
- BE BE539125D patent/BE539125A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2497868A1 (fr) * | 1981-01-12 | 1982-07-16 | Young David | Ensemble formant palier et joint d'etancheite pour arbre tournant |
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