BE442253A - - Google Patents
Info
- Publication number
- BE442253A BE442253A BE442253DA BE442253A BE 442253 A BE442253 A BE 442253A BE 442253D A BE442253D A BE 442253DA BE 442253 A BE442253 A BE 442253A
- Authority
- BE
- Belgium
- Prior art keywords
- edges
- cutting
- cutting edge
- cutters
- grinding
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 27
- 239000011435 rock Substances 0.000 claims description 10
- 238000005242 forging Methods 0.000 claims 1
- 230000003116 impacting effect Effects 0.000 claims 1
- 239000008187 granular material Substances 0.000 description 4
- 238000009527 percussion Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 241000212384 Bifora Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
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)
- Food-Manufacturing Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442253A true BE442253A (instruction) |
Family
ID=99501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442253D BE442253A (instruction) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE442253A (instruction) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1024247A1 (de) * | 1999-01-26 | 2000-08-02 | Plica Werkzeugfabrik Ag | Bohrwerkzeug |
-
0
- BE BE442253D patent/BE442253A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1024247A1 (de) * | 1999-01-26 | 2000-08-02 | Plica Werkzeugfabrik Ag | Bohrwerkzeug |
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