FR2174244B1 - - Google Patents
Info
- Publication number
- FR2174244B1 FR2174244B1 FR7307342A FR7307342A FR2174244B1 FR 2174244 B1 FR2174244 B1 FR 2174244B1 FR 7307342 A FR7307342 A FR 7307342A FR 7307342 A FR7307342 A FR 7307342A FR 2174244 B1 FR2174244 B1 FR 2174244B1
- Authority
- FR
- France
- 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.)
- Expired
Links
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
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/005—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by expanding or crimping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
-
- 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
- E21B10/56—Button-type inserts
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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23269572A | 1972-03-02 | 1972-03-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2174244A1 FR2174244A1 (US07935154-20110503-C00006.png) | 1973-10-12 |
| FR2174244B1 true FR2174244B1 (US07935154-20110503-C00006.png) | 1976-11-05 |
Family
ID=22874174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7307342A Expired FR2174244B1 (US07935154-20110503-C00006.png) | 1972-03-02 | 1973-03-01 |
Country Status (10)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2633779C3 (de) * | 1976-07-28 | 1983-11-03 | Richard 5383 Kierspe Karnebogen | Schlagbohrkrone |
| IE48798B1 (en) * | 1978-08-18 | 1985-05-15 | De Beers Ind Diamond | Method of making tool inserts,wire-drawing die blank and drill bit comprising such inserts |
| US4429755A (en) | 1981-02-25 | 1984-02-07 | Williamson Kirk E | Drill with polycrystalline diamond drill blanks for soft, medium-hard and hard formations |
| JPS58143229A (ja) * | 1982-02-22 | 1983-08-25 | Doboku Keisoku Kenkyusho:Kk | 圧力変換器 |
| DE3421676A1 (de) * | 1984-06-09 | 1985-12-12 | Belzer-Dowidat Gmbh Werkzeug-Union, 5600 Wuppertal | Schraemmeissel |
| FR2661853A1 (fr) * | 1990-05-10 | 1991-11-15 | Commissariat Energie Atomique | Procede de sertissage d'un objet de tres grande durete tel qu'un diamant. |
| DE102007047215A1 (de) | 2007-10-02 | 2011-02-17 | David Guitelmakher | Bergschneidwerkzeug |
| DE202008007212U1 (de) | 2008-05-29 | 2008-11-27 | Guitelmakher, David | Bergschneidwerkzeug |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1214944B (de) * | 1961-03-30 | 1966-04-21 | Ringfeder Gmbh | Einrichtung zur Befestigung eines Bolzens in einem Werkstueck |
-
1973
- 1973-02-20 GB GB837773A patent/GB1378358A/en not_active Expired
- 1973-02-20 ZA ZA731183A patent/ZA731183B/xx unknown
- 1973-02-23 DE DE19732309168 patent/DE2309168A1/de active Pending
- 1973-02-26 CA CA164,550A patent/CA989383A/en not_active Expired
- 1973-02-26 CH CH274373A patent/CH561352A5/xx not_active IP Right Cessation
- 1973-03-01 IT IT48560/73A patent/IT979694B/it active
- 1973-03-01 SE SE7302909A patent/SE404058B/xx unknown
- 1973-03-01 FR FR7307342A patent/FR2174244B1/fr not_active Expired
- 1973-03-02 AU AU52850/73A patent/AU477172B2/en not_active Expired
- 1973-03-02 JP JP2503173A patent/JPS5549238B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH561352A5 (US07935154-20110503-C00006.png) | 1975-04-30 |
| IT979694B (it) | 1974-09-30 |
| DE2309168A1 (de) | 1973-09-13 |
| ZA731183B (en) | 1973-11-28 |
| AU477172B2 (en) | 1976-10-14 |
| AU5285073A (en) | 1974-09-05 |
| GB1378358A (en) | 1974-12-27 |
| CA989383A (en) | 1976-05-18 |
| SE404058B (sv) | 1978-09-18 |
| FR2174244A1 (US07935154-20110503-C00006.png) | 1973-10-12 |
| JPS48101301A (US07935154-20110503-C00006.png) | 1973-12-20 |
| JPS5549238B2 (US07935154-20110503-C00006.png) | 1980-12-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |