FR2467966A1 - Trepan de forage ayant des lames de coupe formees separement - Google Patents
Trepan de forage ayant des lames de coupe formees separement Download PDFInfo
- Publication number
- FR2467966A1 FR2467966A1 FR7926551A FR7926551A FR2467966A1 FR 2467966 A1 FR2467966 A1 FR 2467966A1 FR 7926551 A FR7926551 A FR 7926551A FR 7926551 A FR7926551 A FR 7926551A FR 2467966 A1 FR2467966 A1 FR 2467966A1
- Authority
- FR
- France
- Prior art keywords
- segments
- drill bit
- binder
- face
- diamonds
- 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.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 38
- 239000010432 diamond Substances 0.000 claims abstract description 67
- 238000005553 drilling Methods 0.000 claims abstract description 30
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 18
- 238000005219 brazing Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 239000011230 binding agent Substances 0.000 claims description 40
- 230000002093 peripheral effect Effects 0.000 claims description 35
- 239000012530 fluid Substances 0.000 claims description 23
- 238000005755 formation reaction Methods 0.000 claims description 17
- 241000425571 Trepanes Species 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims 12
- 230000008018 melting Effects 0.000 claims 2
- 238000002844 melting Methods 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 2
- 210000000056 organ Anatomy 0.000 claims 2
- 230000008595 infiltration Effects 0.000 description 9
- 238000001764 infiltration Methods 0.000 description 9
- 244000000626 Daucus carota Species 0.000 description 8
- 235000002767 Daucus carota Nutrition 0.000 description 8
- 229910003460 diamond Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 6
- 238000005476 soldering Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000010437 gem Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000003466 welding 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
-
- 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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7926551A FR2467966A1 (fr) | 1979-10-25 | 1979-10-25 | Trepan de forage ayant des lames de coupe formees separement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7926551A FR2467966A1 (fr) | 1979-10-25 | 1979-10-25 | Trepan de forage ayant des lames de coupe formees separement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2467966A1 true FR2467966A1 (fr) | 1981-04-30 |
| FR2467966B1 FR2467966B1 (enExample) | 1984-08-17 |
Family
ID=9231050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7926551A Granted FR2467966A1 (fr) | 1979-10-25 | 1979-10-25 | Trepan de forage ayant des lames de coupe formees separement |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2467966A1 (enExample) |
-
1979
- 1979-10-25 FR FR7926551A patent/FR2467966A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2467966B1 (enExample) | 1984-08-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |