EP0184460A3 - Improved shaft sinking method - Google Patents
Improved shaft sinking method Download PDFInfo
- Publication number
- EP0184460A3 EP0184460A3 EP85308878A EP85308878A EP0184460A3 EP 0184460 A3 EP0184460 A3 EP 0184460A3 EP 85308878 A EP85308878 A EP 85308878A EP 85308878 A EP85308878 A EP 85308878A EP 0184460 A3 EP0184460 A3 EP 0184460A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- lift
- chamber
- blasting
- large diameter
- diameter 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 3
- 239000011435 rock Substances 0.000 abstract 3
- 238000005422 blasting Methods 0.000 abstract 2
- 238000005553 drilling Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
-
- 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
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
- E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU8420/84 | 1984-12-05 | ||
AUPG842084 | 1984-12-05 | ||
AU51033/85A AU574545B2 (en) | 1984-12-05 | 1985-12-04 | Improved shaft sinking method |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0184460A2 EP0184460A2 (en) | 1986-06-11 |
EP0184460A3 true EP0184460A3 (en) | 1987-04-29 |
Family
ID=25629142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85308878A Withdrawn EP0184460A3 (en) | 1984-12-05 | 1985-12-05 | Improved shaft sinking method |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0184460A3 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5460231A (en) * | 1994-08-19 | 1995-10-24 | Collins; James S. | Device and method for augering a conical hole in solid media |
AU768956B2 (en) * | 1999-10-21 | 2004-01-08 | Australian Contract Mining Pty Ltd | Shaft sinking method |
CN108868597A (en) * | 2018-08-06 | 2018-11-23 | 淮矿西部煤矿投资管理有限公司 | No explosive rock breaking method digs block method and no explosive broken rock equipment without explosive broken rock |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1611282A (en) * | 1925-06-02 | 1926-12-21 | Carl R Samuelson | Expanding and contracting rotary reamer |
DE596715C (en) * | 1931-06-19 | 1934-05-15 | Deilmann Bergbau Und Tiefbau G | Procedure for breaking piles |
US2170452A (en) * | 1937-10-11 | 1939-08-22 | Grant John | Expansible reamer |
US3757877A (en) * | 1971-12-30 | 1973-09-11 | Grant Oil Tool Co | Large diameter hole opener for earth boring |
DE2238598A1 (en) * | 1972-08-05 | 1974-02-14 | Beton & Monierbau Ag | METHOD FOR MANUFACTURING DRILL HOLE EXPANSIONS AND DEVICE FOR PERFORMING SUCH A METHOD |
US4169510A (en) * | 1977-08-16 | 1979-10-02 | Phillips Petroleum Company | Drilling and belling apparatus |
US4431065A (en) * | 1982-02-26 | 1984-02-14 | Smith International, Inc. | Underreamer |
-
1985
- 1985-12-05 EP EP85308878A patent/EP0184460A3/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1611282A (en) * | 1925-06-02 | 1926-12-21 | Carl R Samuelson | Expanding and contracting rotary reamer |
DE596715C (en) * | 1931-06-19 | 1934-05-15 | Deilmann Bergbau Und Tiefbau G | Procedure for breaking piles |
US2170452A (en) * | 1937-10-11 | 1939-08-22 | Grant John | Expansible reamer |
US3757877A (en) * | 1971-12-30 | 1973-09-11 | Grant Oil Tool Co | Large diameter hole opener for earth boring |
DE2238598A1 (en) * | 1972-08-05 | 1974-02-14 | Beton & Monierbau Ag | METHOD FOR MANUFACTURING DRILL HOLE EXPANSIONS AND DEVICE FOR PERFORMING SUCH A METHOD |
US4169510A (en) * | 1977-08-16 | 1979-10-02 | Phillips Petroleum Company | Drilling and belling apparatus |
US4431065A (en) * | 1982-02-26 | 1984-02-14 | Smith International, Inc. | Underreamer |
Non-Patent Citations (3)
Title |
---|
C.H. FRITZSCHE: "LEHRBUCH DER BERGBAUKUNDE", vol. 2, 10th edition, 1983, pages 288-290, chapter 90; Springer-Verlag, Berlin, DE "Firstenstossbau als Speicherbau" * |
INDUSTRIE MINERALE, supplement no.2, February 1983, pages 173-178; Paris, FR P. MELOY et al.: "Chambres-magasins dans les mines de fer de Segre" * |
INDUSTRIE MINERALE, supplement no.2, February 1983, pages 74-78; Paris FR A. PERROTTE et al.: "Diverses variantes de chambres avec piliers abandonnes dans la mine de fer de Soumont" * |
Also Published As
Publication number | Publication date |
---|---|
EP0184460A2 (en) | 1986-06-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB SE |
|
17P | Request for examination filed |
Effective date: 19870609 |
|
17Q | First examination report despatched |
Effective date: 19880502 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19890704 |