SE7811060L - BERGBORR - Google Patents
BERGBORRInfo
- Publication number
- SE7811060L SE7811060L SE7811060A SE7811060A SE7811060L SE 7811060 L SE7811060 L SE 7811060L SE 7811060 A SE7811060 A SE 7811060A SE 7811060 A SE7811060 A SE 7811060A SE 7811060 L SE7811060 L SE 7811060L
- Authority
- SE
- Sweden
- Prior art keywords
- bergborr
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
-
- 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion
Landscapes
- Engineering & Computer Science (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84528377A | 1977-10-25 | 1977-10-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7811060L true SE7811060L (en) | 1979-04-26 |
SE440114B SE440114B (en) | 1985-07-15 |
Family
ID=25294856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7811060A SE440114B (en) | 1977-10-25 | 1978-10-24 | JUMPER |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS54109001A (en) |
CA (1) | CA1101408A (en) |
DE (1) | DE2846022A1 (en) |
FR (1) | FR2412679A1 (en) |
GB (1) | GB2006665B (en) |
SE (1) | SE440114B (en) |
ZA (1) | ZA785434B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI123572B (en) * | 2005-10-07 | 2013-07-15 | Sandvik Mining & Constr Oy | Method and rock drilling device for drilling holes in rock |
CN117646598B (en) * | 2024-01-30 | 2024-04-12 | 陕西延长石油矿业有限责任公司 | Mine-based two-stage drilling device and application method thereof |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1928451A (en) * | 1931-12-09 | 1933-09-26 | Hammerberg George | Rotary drill bit |
GB620004A (en) * | 1947-01-01 | 1949-03-17 | Gen Electric Co Ltd | Improvements in and relating to vibratory tools |
US2854219A (en) * | 1954-11-22 | 1958-09-30 | Alvin S Macneil | Apparatus for deep well drilling |
AT242579B (en) * | 1962-11-03 | 1965-09-27 | Artur Fischer | Process for the production of a hard metal drill, in particular for drilling in hard material such as concrete or stone |
FR1374214A (en) * | 1963-11-15 | 1964-10-02 | Diamant Boart Sa | Method and machine for boring or drilling a soil |
FR1395215A (en) * | 1964-04-30 | 1965-04-09 | Gardner Denver Co | Drilling tool and its manufacturing process |
FR1500742A (en) * | 1966-11-21 | 1967-11-03 | Method and apparatus for drilling by acoustic vibrations and alternating rotations | |
AU408715B2 (en) * | 1966-12-02 | 1970-12-04 | ERIC CLIFFORD BRAUMANN, FREDERICK WILLIAM REICHELT and CHARLES BRUCE HOPE | Anew and improved drilling unit |
DE2558842A1 (en) * | 1975-12-27 | 1977-07-07 | Paul Schmidt | SELF-DRIVEN PNEUMATIC RAM DRILL, IN PARTICULAR FOR EARTH DRILLS |
DE2642133A1 (en) * | 1976-09-18 | 1978-03-23 | Ruhrkohle Ag | Rotary and impact borehole drill operating system - varies frequency and amplitude to reduce power loss and noise (BE 20.3.78) |
-
1978
- 1978-09-21 CA CA311,735A patent/CA1101408A/en not_active Expired
- 1978-09-25 ZA ZA00785434A patent/ZA785434B/en unknown
- 1978-10-03 GB GB7839017A patent/GB2006665B/en not_active Expired
- 1978-10-19 FR FR7829819A patent/FR2412679A1/en active Pending
- 1978-10-23 DE DE19782846022 patent/DE2846022A1/en not_active Withdrawn
- 1978-10-24 SE SE7811060A patent/SE440114B/en unknown
- 1978-10-25 JP JP13058678A patent/JPS54109001A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2846022A1 (en) | 1979-04-26 |
ZA785434B (en) | 1979-09-26 |
FR2412679A1 (en) | 1979-07-20 |
CA1101408A (en) | 1981-05-19 |
JPS54109001A (en) | 1979-08-27 |
GB2006665B (en) | 1982-07-14 |
GB2006665A (en) | 1979-05-10 |
SE440114B (en) | 1985-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI782839A (en) | PIGMENTDISPERSIONSAEMNE | |
AR221072A1 (en) | BENCH-STAIRCASE | |
SE7804057L (en) | ANTHELMINTIKA | |
DK153254C (en) | UNDERWATER-IMPLOSIONSIMPULSGENERATOR | |
SE7804777L (en) | IMIDAZOAZINER | |
NO149299C (en) | ELECTRIC-CELL | |
FI780783A (en) | INTERNT PLASTICERAD POLYMERLATEX | |
SE7812132L (en) | LASTCELL | |
FI782444A (en) | BEERHANDTAG FOER BEHAOLLARE | |
FI783491A (en) | ELASTISK PAPPERSMASKINFILT | |
SE405069B (en) | KLEDGALGE | |
SE7810211L (en) | CENTRIFUGROTORER | |
FI781683A (en) | KONDENSVATTENKONTROLL FOER EN TORKCYLINDER | |
SE7801991L (en) | PHENYL-BENSIMIDAZOLYL-FURANER | |
PT68562A (en) | DRAHTSEIL | |
FI780154A (en) | HAORDLOEDNINGSINLAEGG | |
DK241878A (en) | MEJETAERSKER | |
AR215677A1 (en) | TARUGO | |
FI783369A (en) | BEDOEVNINGSTABLETTER | |
NO151163C (en) | VIGNOLASKINNEPENS | |
SE7801637L (en) | HETEROCYCLOPYRIMIDINES | |
SE7805249L (en) | STALVERMEPANNA | |
FI780012A (en) | LINEAER LADDAT KOPPLAD INGAONGSKRETS | |
SE7800801L (en) | FURANDERIVAT | |
FI780551A (en) | INDIREKT VERKANDE BELASTNINGSBEROENDE TRYCKLYFTSBROMS |