DE2512652A1 - Bohrkopf zum drehenden schlagenden bohren - Google Patents
Bohrkopf zum drehenden schlagenden bohrenInfo
- Publication number
- DE2512652A1 DE2512652A1 DE19752512652 DE2512652A DE2512652A1 DE 2512652 A1 DE2512652 A1 DE 2512652A1 DE 19752512652 DE19752512652 DE 19752512652 DE 2512652 A DE2512652 A DE 2512652A DE 2512652 A1 DE2512652 A1 DE 2512652A1
- Authority
- DE
- Germany
- Prior art keywords
- head according
- drill head
- cutting
- cutting edge
- angle
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims description 38
- 238000005520 cutting process Methods 0.000 claims description 128
- 210000000038 chest Anatomy 0.000 claims description 28
- 210000000481 breast Anatomy 0.000 claims description 26
- 230000001154 acute effect Effects 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 206010016761 Flat chest Diseases 0.000 claims 1
- 238000009527 percussion Methods 0.000 claims 1
- 210000002435 tendon Anatomy 0.000 claims 1
- 210000003128 head Anatomy 0.000 description 59
- 239000011435 rock Substances 0.000 description 10
- 238000013461 design Methods 0.000 description 5
- 239000000945 filler Substances 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000005219 brazing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- OEXWWDYOBBQCKD-UHFFFAOYSA-N SSSSSS Chemical compound SSSSSS OEXWWDYOBBQCKD-UHFFFAOYSA-N 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000002459 sustained 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
-
- 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Drilling Tools (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1260074A GB1466700A (en) | 1974-03-21 | 1974-03-21 | Drill bits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2512652A1 true DE2512652A1 (de) | 1975-09-25 |
Family
ID=10007637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752512652 Pending DE2512652A1 (de) | 1974-03-21 | 1975-03-21 | Bohrkopf zum drehenden schlagenden bohren |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS50129403A (fr) |
| AT (1) | ATA213575A (fr) |
| AU (1) | AU7923075A (fr) |
| BE (1) | BE826797A (fr) |
| CA (1) | CA1029366A (fr) |
| DE (1) | DE2512652A1 (fr) |
| ES (1) | ES435899A1 (fr) |
| FI (1) | FI750837A (fr) |
| FR (1) | FR2264961B3 (fr) |
| GB (1) | GB1466700A (fr) |
| IE (1) | IE40686B1 (fr) |
| NL (1) | NL7502813A (fr) |
| SE (1) | SE7502904L (fr) |
| ZA (1) | ZA751175B (fr) |
| ZM (1) | ZM2975A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064739A (zh) * | 2019-05-30 | 2019-07-30 | 广西玉柴机器股份有限公司 | 一种砂型钻头 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT376765B (de) * | 1978-05-16 | 1984-12-27 | Guergen Karlheinz | Auswechselbare bohrkrone fuer einen bei allen gesteinsarten anwendbaren gesteindrehschlagbohrer und bohrhammer |
| US5996714A (en) * | 1997-07-15 | 1999-12-07 | Kennametal Inc. | Rotatable cutting bit assembly with wedge-lock retention assembly |
| DE19844820A1 (de) * | 1998-09-30 | 2000-04-13 | Holzmann Philipp Ag | Bohrspitze für ein Bohrrohr |
-
1974
- 1974-03-21 GB GB1260074A patent/GB1466700A/en not_active Expired
-
1975
- 1975-02-24 IE IE378/75A patent/IE40686B1/xx unknown
- 1975-02-25 ZA ZA00751175A patent/ZA751175B/xx unknown
- 1975-03-04 ZM ZM29/75A patent/ZM2975A1/xx unknown
- 1975-03-10 NL NL7502813A patent/NL7502813A/xx unknown
- 1975-03-14 SE SE7502904A patent/SE7502904L/xx unknown
- 1975-03-18 BE BE154428A patent/BE826797A/fr unknown
- 1975-03-18 JP JP50033497A patent/JPS50129403A/ja active Pending
- 1975-03-18 AU AU79230/75A patent/AU7923075A/en not_active Expired
- 1975-03-18 FR FR7508344A patent/FR2264961B3/fr not_active Expired
- 1975-03-20 FI FI750837A patent/FI750837A/fi not_active Application Discontinuation
- 1975-03-20 CA CA222,633A patent/CA1029366A/fr not_active Expired
- 1975-03-20 AT AT752135A patent/ATA213575A/de not_active Application Discontinuation
- 1975-03-21 ES ES435899A patent/ES435899A1/es not_active Expired
- 1975-03-21 DE DE19752512652 patent/DE2512652A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064739A (zh) * | 2019-05-30 | 2019-07-30 | 广西玉柴机器股份有限公司 | 一种砂型钻头 |
Also Published As
| Publication number | Publication date |
|---|---|
| IE40686B1 (en) | 1979-08-01 |
| NL7502813A (nl) | 1975-09-23 |
| SE7502904L (fr) | 1975-09-22 |
| FR2264961B3 (fr) | 1977-11-25 |
| FR2264961A1 (fr) | 1975-10-17 |
| ES435899A1 (es) | 1976-12-16 |
| BE826797A (fr) | 1975-07-16 |
| IE40686L (en) | 1975-09-21 |
| CA1029366A (fr) | 1978-04-11 |
| ZA751175B (en) | 1976-01-28 |
| JPS50129403A (fr) | 1975-10-13 |
| GB1466700A (en) | 1977-03-09 |
| ZM2975A1 (en) | 1976-01-21 |
| AU7923075A (en) | 1976-09-23 |
| ATA213575A (de) | 1977-06-15 |
| FI750837A (fr) | 1975-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |