DE808943C - Vorschubvorrichtung fuer Gesteinsbohrmaschinen - Google Patents
Vorschubvorrichtung fuer GesteinsbohrmaschinenInfo
- Publication number
- DE808943C DE808943C DEC377A DEC0000377A DE808943C DE 808943 C DE808943 C DE 808943C DE C377 A DEC377 A DE C377A DE C0000377 A DEC0000377 A DE C0000377A DE 808943 C DE808943 C DE 808943C
- Authority
- DE
- Germany
- Prior art keywords
- carriage
- telescopic
- carrier
- elements
- attached
- 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
Links
- 239000011435 rock Substances 0.000 title claims description 13
- 238000005553 drilling Methods 0.000 title claims description 12
- 238000004873 anchoring Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000717 retained 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/081—Screw-and-nut feed mechanisms
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR808943X | 1949-01-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE808943C true DE808943C (de) | 1951-07-23 |
Family
ID=9253260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEC377A Expired DE808943C (de) | 1949-01-04 | 1950-01-03 | Vorschubvorrichtung fuer Gesteinsbohrmaschinen |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE488253A (es) |
DE (1) | DE808943C (es) |
FR (1) | FR981626A (es) |
LU (1) | LU29477A1 (es) |
-
0
- LU LU29477D patent/LU29477A1/xx unknown
- BE BE488253D patent/BE488253A/xx unknown
-
1949
- 1949-01-04 FR FR981626D patent/FR981626A/fr not_active Expired
-
1950
- 1950-01-03 DE DEC377A patent/DE808943C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR981626A (fr) | 1951-05-29 |
LU29477A1 (es) | |
BE488253A (es) |
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