BE480251A - - Google Patents
Info
- Publication number
- BE480251A BE480251A BE480251DA BE480251A BE 480251 A BE480251 A BE 480251A BE 480251D A BE480251D A BE 480251DA BE 480251 A BE480251 A BE 480251A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- wear
- plates
- decree
- plate
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 238000009527 percussion Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 235000019506 cigar Nutrition 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 244000088959 Ochrosia oppositifolia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction 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
- 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 |
|---|---|
| BE480251A true BE480251A (en)) |
Family
ID=127532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE480251D BE480251A (en)) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE480251A (en)) |
-
0
- BE BE480251D patent/BE480251A/fr unknown
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