DE3143906A1 - Vorrichtung zum vorpressen kleiner nicht begehbarer rohre - Google Patents
Vorrichtung zum vorpressen kleiner nicht begehbarer rohreInfo
- Publication number
- DE3143906A1 DE3143906A1 DE19813143906 DE3143906A DE3143906A1 DE 3143906 A1 DE3143906 A1 DE 3143906A1 DE 19813143906 DE19813143906 DE 19813143906 DE 3143906 A DE3143906 A DE 3143906A DE 3143906 A1 DE3143906 A1 DE 3143906A1
- Authority
- DE
- Germany
- Prior art keywords
- cutting
- cutting edges
- cutting head
- passage openings
- material passage
- 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
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000002689 soil Substances 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims abstract description 8
- 239000004575 stone Substances 0.000 claims description 5
- 239000011435 rock Substances 0.000 abstract description 16
- 238000005192 partition Methods 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 238000007906 compression Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000010959 steel Substances 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
- E21B7/205—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes without earth removal
- E21B7/206—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes without earth removal using down-hole drives
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
-
- 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- 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
- E21B12/00—Accessories for drilling tools
- E21B12/06—Mechanical cleaning devices
-
- 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
- E21B4/20—Drives for drilling, used in the borehole combined with surface drive
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813143906 DE3143906A1 (de) | 1981-11-05 | 1981-11-05 | Vorrichtung zum vorpressen kleiner nicht begehbarer rohre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813143906 DE3143906A1 (de) | 1981-11-05 | 1981-11-05 | Vorrichtung zum vorpressen kleiner nicht begehbarer rohre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3143906A1 true DE3143906A1 (de) | 1983-05-11 |
| DE3143906C2 DE3143906C2 (enrdf_load_stackoverflow) | 1990-05-31 |
Family
ID=6145665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813143906 Granted DE3143906A1 (de) | 1981-11-05 | 1981-11-05 | Vorrichtung zum vorpressen kleiner nicht begehbarer rohre |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3143906A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3920163C1 (enrdf_load_stackoverflow) * | 1989-06-20 | 1990-11-29 | Daiho Construction Co., Ltd., Tokio/Tokyo, Jp |
-
1981
- 1981-11-05 DE DE19813143906 patent/DE3143906A1/de active Granted
Non-Patent Citations (1)
| Title |
|---|
| Tunnels u. Tunnelling, March 1981, S. 26-30 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3920163C1 (enrdf_load_stackoverflow) * | 1989-06-20 | 1990-11-29 | Daiho Construction Co., Ltd., Tokio/Tokyo, Jp |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3143906C2 (enrdf_load_stackoverflow) | 1990-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8127 | New person/name/address of the applicant |
Owner name: GEWERKSCHAFT EISENHUETTE WESTFALIA GMBH, 4670 LUEN |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: WESTFALIA BECORIT INDUSTRIETECHNIK GMBH, 4670 LUEN |
|
| 8339 | Ceased/non-payment of the annual fee |