ATA359178A - Bohrkrone - Google Patents
BohrkroneInfo
- Publication number
- ATA359178A ATA359178A AT783591A AT359178A ATA359178A AT A359178 A ATA359178 A AT A359178A AT 783591 A AT783591 A AT 783591A AT 359178 A AT359178 A AT 359178A AT A359178 A ATA359178 A AT A359178A
- Authority
- AT
- Austria
- Prior art keywords
- drill bit
- drill
- bit
- Prior art date
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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7706282A SE415383B (sv) | 1977-05-27 | 1977-05-27 | Borrkrona, speciellt en stiftborrkrona |
Publications (1)
Publication Number | Publication Date |
---|---|
ATA359178A true ATA359178A (de) | 1980-04-15 |
Family
ID=20331460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT783591A ATA359178A (de) | 1977-05-27 | 1978-05-18 | Bohrkrone |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5416301A (de) |
AT (1) | ATA359178A (de) |
AU (1) | AU520760B2 (de) |
DE (1) | DE2820642A1 (de) |
SE (1) | SE415383B (de) |
ZA (1) | ZA782728B (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6096493U (ja) * | 1983-12-08 | 1985-07-01 | 三菱マテリアル株式会社 | カツタ− |
US4725099A (en) | 1985-07-18 | 1988-02-16 | Gte Products Corporation | Rotatable cutting bit |
US4823893A (en) * | 1987-07-17 | 1989-04-25 | Ingersoll-Rand Company | Metal insert mounting |
DE4032066C2 (de) * | 1990-10-05 | 1999-04-15 | Siegfried Treitz | Anordnung und Befestigung von stiftförmigen Schneideinsätzen in Gesteinsbohrkronen |
EP2811114A1 (de) * | 2013-06-06 | 2014-12-10 | Caterpillar Global Mining Europe GmbH | Werkzeugträger für Schneidköpfe |
USD818507S1 (en) | 2017-02-28 | 2018-05-22 | Kennametal Inc | Replaceable tip for a rotatable cutting tool |
-
1977
- 1977-05-27 SE SE7706282A patent/SE415383B/xx not_active IP Right Cessation
-
1978
- 1978-05-11 DE DE19782820642 patent/DE2820642A1/de not_active Withdrawn
- 1978-05-11 AU AU36016/78A patent/AU520760B2/en not_active Expired
- 1978-05-12 ZA ZA00782728A patent/ZA782728B/xx unknown
- 1978-05-18 AT AT783591A patent/ATA359178A/de not_active IP Right Cessation
- 1978-05-25 JP JP6176978A patent/JPS5416301A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE415383B (sv) | 1980-09-29 |
JPS5416301A (en) | 1979-02-06 |
DE2820642A1 (de) | 1978-11-30 |
SE7706282L (sv) | 1978-11-28 |
AU3601678A (en) | 1979-11-15 |
ZA782728B (en) | 1979-05-30 |
AU520760B2 (en) | 1982-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1V | Refusal | ||
ELJ | Ceased due to non-payment of the annual fee |