SE7708649L - Kernborrmaskin - Google Patents
KernborrmaskinInfo
- Publication number
- SE7708649L SE7708649L SE7708649A SE7708649A SE7708649L SE 7708649 L SE7708649 L SE 7708649L SE 7708649 A SE7708649 A SE 7708649A SE 7708649 A SE7708649 A SE 7708649A SE 7708649 L SE7708649 L SE 7708649L
- Authority
- SE
- Sweden
- Prior art keywords
- drilling machine
- core drilling
- core
- machine
- drilling
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
-
- 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
-
- 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3483976A GB1583860A (en) | 1976-08-20 | 1976-08-20 | Core drills |
GB2072277 | 1977-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7708649L true SE7708649L (sv) | 1978-02-21 |
Family
ID=26254853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7708649A SE7708649L (sv) | 1976-08-20 | 1977-07-28 | Kernborrmaskin |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2361987A1 (sv) |
SE (1) | SE7708649L (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4719979A (en) * | 1986-03-24 | 1988-01-19 | Smith International, Inc. | Expendable diamond drag bit |
US4813500A (en) * | 1987-10-19 | 1989-03-21 | Smith International, Inc. | Expendable diamond drag bit |
EP0430536B1 (en) * | 1989-11-25 | 1994-03-09 | Omi Kogyo Co., Ltd. | Drill |
DE19648868A1 (de) * | 1996-11-26 | 1998-05-28 | Hilti Ag | Bohrwerkzeug mit hohlzylinderförmigem Trägerkörper |
CN107322812A (zh) * | 2017-05-26 | 2017-11-07 | 如皋市磨头建设开发有限公司 | 一种建筑板材指接加工***及其工作方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1883321A (en) * | 1928-07-30 | 1932-10-18 | Sullivan Machinery Co | Core drill |
US2053702A (en) * | 1936-02-03 | 1936-09-08 | Forrest W Davis | Cutting device |
US2376974A (en) * | 1943-05-21 | 1945-05-29 | Ingersoll Rand Co | Drilling apparatus |
FR1231455A (fr) * | 1958-09-25 | 1960-09-29 | Jersey Prod Res Co | Trépan de carottage |
US2947206A (en) * | 1959-10-13 | 1960-08-02 | James H Flanagan | Self-lubricating trepanning drill |
US3153885A (en) * | 1961-10-09 | 1964-10-27 | Chauncey A R Keller | Cyclindrical cutter device |
US3424255A (en) * | 1966-11-16 | 1969-01-28 | Gulf Research Development Co | Continuous coring jet bit |
FR2260665A1 (en) * | 1974-02-08 | 1975-09-05 | Fabre Jean | Large diameter earth boring tool - with core drilling cylinder axially movable by power cylinders on revolving drive shaft |
-
1977
- 1977-07-28 SE SE7708649A patent/SE7708649L/sv not_active Application Discontinuation
- 1977-08-04 FR FR7724025A patent/FR2361987A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2361987A1 (fr) | 1978-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
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