DE2553052A1 - Kern-bohrvorrichtung, insbesondere fuer baugrunduntersuchungen - Google Patents
Kern-bohrvorrichtung, insbesondere fuer baugrunduntersuchungenInfo
- Publication number
- DE2553052A1 DE2553052A1 DE19752553052 DE2553052A DE2553052A1 DE 2553052 A1 DE2553052 A1 DE 2553052A1 DE 19752553052 DE19752553052 DE 19752553052 DE 2553052 A DE2553052 A DE 2553052A DE 2553052 A1 DE2553052 A1 DE 2553052A1
- Authority
- DE
- Germany
- Prior art keywords
- drill
- flap
- cutting head
- drill string
- republic
- 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.)
- Withdrawn
Links
- 238000005553 drilling Methods 0.000 title claims description 10
- 239000002689 soil Substances 0.000 claims description 8
- 230000035515 penetration Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 210000002105 tongue Anatomy 0.000 claims 1
- 239000000523 sample Substances 0.000 description 14
- 238000005070 sampling Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000013517 stratification 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Sampling And Sample Adjustment (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO8205775 | 1975-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2553052A1 true DE2553052A1 (de) | 1976-11-11 |
Family
ID=20094892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752553052 Withdrawn DE2553052A1 (de) | 1975-04-23 | 1975-11-26 | Kern-bohrvorrichtung, insbesondere fuer baugrunduntersuchungen |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS527301A (xx) |
CH (1) | CH597499A5 (xx) |
DE (1) | DE2553052A1 (xx) |
FR (1) | FR2308737A1 (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS584453A (ja) * | 1981-06-30 | 1983-01-11 | Nichiden Mach Ltd | 簡易型ジヨブ管理システム |
CN113062184B (zh) * | 2021-04-06 | 2022-11-11 | 浙江泓兴工程管理有限公司 | 一种道路检测用沥青厚度检测装置 |
-
1975
- 1975-11-21 CH CH1510575A patent/CH597499A5/xx not_active IP Right Cessation
- 1975-11-26 DE DE19752553052 patent/DE2553052A1/de not_active Withdrawn
- 1975-11-26 FR FR7536244A patent/FR2308737A1/fr active Granted
-
1976
- 1976-01-23 JP JP707476A patent/JPS527301A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2308737A1 (fr) | 1976-11-19 |
FR2308737B3 (xx) | 1978-09-01 |
JPS527301A (en) | 1977-01-20 |
JPS5415241B2 (xx) | 1979-06-13 |
CH597499A5 (xx) | 1978-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8141 | Disposal/no request for examination |