BE487440A - - Google Patents
Info
- Publication number
- BE487440A BE487440A BE487440DA BE487440A BE 487440 A BE487440 A BE 487440A BE 487440D A BE487440D A BE 487440DA BE 487440 A BE487440 A BE 487440A
- Authority
- BE
- Belgium
- Prior art keywords
- crown
- bit
- bit crown
- pellets
- faces
- Prior art date
Links
- 239000008188 pellet Substances 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 5
- 238000009527 percussion Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 208000029154 Narrow face Diseases 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 1
- 239000011435 rock Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001540 azides Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 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
-
- 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
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487440A true BE487440A (enrdf_load_stackoverflow) |
Family
ID=132884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487440D BE487440A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE487440A (enrdf_load_stackoverflow) |
-
0
- BE BE487440D patent/BE487440A/fr unknown
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