BE481042A - - Google Patents
Info
- Publication number
- BE481042A BE481042A BE481042DA BE481042A BE 481042 A BE481042 A BE 481042A BE 481042D A BE481042D A BE 481042DA BE 481042 A BE481042 A BE 481042A
- Authority
- BE
- Belgium
- Prior art keywords
- cutting edge
- chrome
- tube
- hexagonal
- tungsten
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 17
- 239000011888 foil Substances 0.000 claims description 13
- 238000005242 forging Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 2
- 229910000669 Chrome steel Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 1
- 229910052721 tungsten Inorganic materials 0.000 claims 1
- 239000010937 tungsten Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K5/00—Making tools or tool parts, e.g. pliers
- B21K5/02—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Forging (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE481042A true BE481042A (de) |
Family
ID=128097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE481042D BE481042A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE481042A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0561957A1 (de) * | 1990-12-19 | 1993-09-29 | Kennametal Inc. | Kaltgeschmiedeter bohrmeissel mit zentraler absaugung |
-
0
- BE BE481042D patent/BE481042A/fr unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0561957A1 (de) * | 1990-12-19 | 1993-09-29 | Kennametal Inc. | Kaltgeschmiedeter bohrmeissel mit zentraler absaugung |
| EP0561957A4 (en) * | 1990-12-19 | 1994-09-14 | Kennametal Inc | Cold headed center vacuum drill bit |
| US5452628A (en) * | 1990-12-19 | 1995-09-26 | Kennametal Inc. | Cold headed center vacuum drill bit |
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