DE1811202A1 - Bohrer - Google Patents
BohrerInfo
- Publication number
- DE1811202A1 DE1811202A1 DE19681811202 DE1811202A DE1811202A1 DE 1811202 A1 DE1811202 A1 DE 1811202A1 DE 19681811202 DE19681811202 DE 19681811202 DE 1811202 A DE1811202 A DE 1811202A DE 1811202 A1 DE1811202 A1 DE 1811202A1
- Authority
- DE
- Germany
- Prior art keywords
- drill
- drill bit
- cutting area
- flushing
- cutting
- 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
- 238000005520 cutting process Methods 0.000 claims description 78
- 238000011010 flushing procedure Methods 0.000 claims description 66
- 239000012530 fluid Substances 0.000 claims description 35
- 238000010276 construction Methods 0.000 claims description 8
- 230000001154 acute effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000012858 resilient material Substances 0.000 claims description 2
- 108091006146 Channels Proteins 0.000 claims 24
- 101000702597 Drosophila melanogaster Calcium-activated potassium channel slowpoke Proteins 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 16
- 230000035939 shock Effects 0.000 description 6
- 230000002262 irrigation Effects 0.000 description 4
- 238000003973 irrigation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 241000238565 lobster Species 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
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 |
|---|---|---|---|
| GB5404667A GB1181428A (en) | 1967-11-28 | 1967-11-28 | Improvements in or relating to Percussive Drill Bits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1811202A1 true DE1811202A1 (de) | 1969-07-17 |
Family
ID=10469761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681811202 Pending DE1811202A1 (de) | 1967-11-28 | 1968-11-27 | Bohrer |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT296916B (cs) |
| BE (1) | BE724308A (cs) |
| DE (1) | DE1811202A1 (cs) |
| GB (1) | GB1181428A (cs) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2642014A1 (de) * | 1975-09-19 | 1977-03-31 | Foraco Forage Rationnel Const | Anschlusstueck fuer bohrmeissel |
| DE2854461A1 (de) * | 1978-12-16 | 1980-06-19 | Hydroc Gmbh | Ringbohrhammer |
| WO1993006332A1 (de) * | 1991-09-13 | 1993-04-01 | Rudolf Hausherr & Söhne Gmbh & Co Kg | Gesteinsbohrkrone |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2158628B1 (de) * | 1971-11-26 | 1973-05-03 | Waiiram-Hartmetall GmbH, 4300 Essen | Bohrschneide |
| ZA924617B (en) * | 1991-03-25 | 1994-05-27 | Boart International S A Pty Lt | A percussion drill bit |
| US11739593B2 (en) * | 2018-11-22 | 2023-08-29 | Mincon International Limited | Drill bit assembly for percussion drill tools |
| WO2021148597A1 (en) * | 2020-01-22 | 2021-07-29 | Sandvik Mining And Construction Tools Ab | Drill bit with directed flushing holes |
| WO2025058546A1 (en) * | 2023-09-15 | 2025-03-20 | Epiroc Drilling Tools Aktiebolag | Drill bit |
-
1967
- 1967-11-28 GB GB5404667A patent/GB1181428A/en not_active Expired
-
1968
- 1968-11-22 BE BE724308D patent/BE724308A/xx unknown
- 1968-11-26 AT AT1146368A patent/AT296916B/de not_active IP Right Cessation
- 1968-11-27 DE DE19681811202 patent/DE1811202A1/de active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2642014A1 (de) * | 1975-09-19 | 1977-03-31 | Foraco Forage Rationnel Const | Anschlusstueck fuer bohrmeissel |
| DE2854461A1 (de) * | 1978-12-16 | 1980-06-19 | Hydroc Gmbh | Ringbohrhammer |
| WO1993006332A1 (de) * | 1991-09-13 | 1993-04-01 | Rudolf Hausherr & Söhne Gmbh & Co Kg | Gesteinsbohrkrone |
Also Published As
| Publication number | Publication date |
|---|---|
| AT296916B (de) | 1972-03-10 |
| BE724308A (cs) | 1969-05-02 |
| GB1181428A (en) | 1970-02-18 |
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