AU522330B2 - Down-the-hole drilling - Google Patents
Down-the-hole drillingInfo
- Publication number
- AU522330B2 AU522330B2 AU43147/79A AU4314779A AU522330B2 AU 522330 B2 AU522330 B2 AU 522330B2 AU 43147/79 A AU43147/79 A AU 43147/79A AU 4314779 A AU4314779 A AU 4314779A AU 522330 B2 AU522330 B2 AU 522330B2
- Authority
- AU
- Australia
- Prior art keywords
- hole drilling
- drilling
- hole
- 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.)
- Ceased
Links
- 238000005553 drilling Methods 0.000 title 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA780091 | 1978-01-06 | ||
ZA00780091A ZA7891B (en) | 1978-01-06 | 1978-01-06 | Down-the-hole drilling |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4314779A AU4314779A (en) | 1979-07-12 |
AU522330B2 true AU522330B2 (en) | 1982-05-27 |
Family
ID=25572468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU43147/79A Ceased AU522330B2 (en) | 1978-01-06 | 1979-01-05 | Down-the-hole drilling |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0003103B2 (en) |
AU (1) | AU522330B2 (en) |
FI (1) | FI69183C (en) |
NO (1) | NO151016C (en) |
ZA (1) | ZA7891B (en) |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US321023A (en) * | 1885-06-30 | hammer | ||
US1943880A (en) * | 1930-05-08 | 1934-01-16 | Detachable Bit Corp Of America | Drill |
US2507221A (en) * | 1946-08-19 | 1950-05-09 | Phipps Orville | Single edge percussion bit |
US3155180A (en) * | 1962-04-27 | 1964-11-03 | Ingersoll Rand Canada | Drill bit with fluid passages |
US3225841A (en) * | 1962-08-31 | 1965-12-28 | Joy Mfg Co | Drilling apparatus |
GB1071418A (en) * | 1963-08-19 | 1967-06-07 | P & V Mining & Engineering Ltd | Improvements in rock-drilling tools |
BE653828A (en) * | 1963-10-01 | |||
US3269471A (en) * | 1963-11-26 | 1966-08-30 | Robert T Alexander | Rock drilling bit |
DE1238864B (en) * | 1966-03-17 | 1967-04-20 | Fritz Zimmermann | Countersunk hammer for large hole drilling machines |
CA871004A (en) * | 1966-06-24 | 1971-05-18 | A. Bendo Allen | Flushing bit |
AT323100B (en) * | 1972-09-27 | 1975-06-25 | Boehler & Co Ag Geb | Sinking hammer |
AU450556B2 (en) * | 1973-01-09 | 1974-07-11 | "improvements in rock drill bits" | |
US3866746A (en) * | 1973-08-27 | 1975-02-18 | Bakerdrill Inc | Rotary bore hole air hammer drive mechanism |
US3991834A (en) * | 1975-07-07 | 1976-11-16 | Curington Alfred R | Sampling airhammer apparatus |
-
1978
- 1978-01-06 ZA ZA00780091A patent/ZA7891B/en unknown
-
1979
- 1979-01-02 EP EP79100010A patent/EP0003103B2/en not_active Expired
- 1979-01-02 NO NO79790011A patent/NO151016C/en unknown
- 1979-01-04 FI FI790023A patent/FI69183C/en not_active IP Right Cessation
- 1979-01-05 AU AU43147/79A patent/AU522330B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0003103B2 (en) | 1986-12-10 |
EP0003103B1 (en) | 1982-12-22 |
EP0003103A2 (en) | 1979-07-25 |
FI69183C (en) | 1985-12-10 |
FI790023A (en) | 1979-07-07 |
NO790011L (en) | 1979-07-09 |
FI69183B (en) | 1985-08-30 |
NO151016C (en) | 1985-01-23 |
EP0003103A3 (en) | 1979-08-08 |
AU4314779A (en) | 1979-07-12 |
ZA7891B (en) | 1979-08-29 |
NO151016B (en) | 1984-10-15 |
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