GB2193987B - Mineral cutting method and apparatus - Google Patents
Mineral cutting method and apparatusInfo
- Publication number
- GB2193987B GB2193987B GB8716282A GB8716282A GB2193987B GB 2193987 B GB2193987 B GB 2193987B GB 8716282 A GB8716282 A GB 8716282A GB 8716282 A GB8716282 A GB 8716282A GB 2193987 B GB2193987 B GB 2193987B
- Authority
- GB
- United Kingdom
- Prior art keywords
- cutting method
- mineral cutting
- mineral
- cutting
- 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.)
- Expired
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 title 1
- 239000011707 mineral Substances 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/003—Drilling with mechanical conveying means
- E21B7/005—Drilling with mechanical conveying means with helical conveying 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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/58—Machines slitting by drilling hole on hole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/60—Slitting by jets of water or other liquid
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)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868620137A GB8620137D0 (en) | 1986-08-19 | 1986-08-19 | Mineral cutting |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8716282D0 GB8716282D0 (en) | 1987-08-19 |
GB2193987A GB2193987A (en) | 1988-02-24 |
GB2193987B true GB2193987B (en) | 1989-12-20 |
Family
ID=10602901
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868620137A Pending GB8620137D0 (en) | 1986-08-19 | 1986-08-19 | Mineral cutting |
GB8716282A Expired GB2193987B (en) | 1986-08-19 | 1987-07-10 | Mineral cutting method and apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868620137A Pending GB8620137D0 (en) | 1986-08-19 | 1986-08-19 | Mineral cutting |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8620137D0 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6293628B1 (en) * | 1996-11-12 | 2001-09-25 | Amvest Systems Inc. | Hydraulic scroll auger mining system and method of using the same |
-
1986
- 1986-08-19 GB GB868620137A patent/GB8620137D0/en active Pending
-
1987
- 1987-07-10 GB GB8716282A patent/GB2193987B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2193987A (en) | 1988-02-24 |
GB8716282D0 (en) | 1987-08-19 |
GB8620137D0 (en) | 1986-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920710 |