CA1078882A - Drag bit excavation - Google Patents
Drag bit excavationInfo
- Publication number
- CA1078882A CA1078882A CA289,246A CA289246A CA1078882A CA 1078882 A CA1078882 A CA 1078882A CA 289246 A CA289246 A CA 289246A CA 1078882 A CA1078882 A CA 1078882A
- Authority
- CA
- Canada
- Prior art keywords
- carrier
- bits
- core
- along
- axis
- 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
- 238000009412 basement excavation Methods 0.000 title description 6
- 239000000463 material Substances 0.000 claims abstract description 37
- 230000008093 supporting effect Effects 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 8
- 238000005065 mining Methods 0.000 claims description 6
- 239000000969 carrier Substances 0.000 claims description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 2
- 241001625808 Trona Species 0.000 claims description 2
- 239000004058 oil shale Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 6
- 239000002002 slurry Substances 0.000 claims 2
- 239000011343 solid material Substances 0.000 claims 1
- 239000011435 rock Substances 0.000 description 13
- 239000000306 component Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 229940102098 revolution Drugs 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
- E21C29/22—Propulsion of machines for slitting or completely freeing the mineral from the seam by wheels, endless tracks or the like
- E21C29/24—Trucks carrying the machine while working
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/24—Methods of underground mining; Layouts therefor for oil-bearing deposits
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/929—Tool or tool with support
- Y10T83/9411—Cutting couple type
- Y10T83/9413—Spiral type cutter
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/737,068 US4084854A (en) | 1976-11-01 | 1976-11-01 | Drag bit excavation |
| US05/737,061 US4087131A (en) | 1976-11-01 | 1976-11-01 | Drag bit excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1078882A true CA1078882A (en) | 1980-06-03 |
Family
ID=27113168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA289,246A Expired CA1078882A (en) | 1976-11-01 | 1977-10-11 | Drag bit excavation |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU513975B2 (de) |
| CA (1) | CA1078882A (de) |
| DE (1) | DE2748582A1 (de) |
| GB (1) | GB1592200A (de) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE211193C (de) * | ||||
| DE746106C (de) * | 1936-02-12 | 1944-08-05 | Luebecker Maschb Ges | Schaufelradbagger |
| US2417313A (en) * | 1944-06-17 | 1947-03-11 | John H Mackinnon | Trench-digging machine |
| US2650083A (en) * | 1950-12-29 | 1953-08-25 | Goodman Mfg Co | Coal drill |
| US3039208A (en) * | 1956-05-22 | 1962-06-19 | Nicholas P Oglesby | Trench digging machines |
| DE1253180B (de) * | 1959-05-28 | 1967-10-26 | Trainer Associates Inc | Erdbohrer |
| US3537537A (en) * | 1967-07-18 | 1970-11-03 | Watson Mfg Co | Boulder dislodging tool |
| US3856357A (en) * | 1973-08-22 | 1974-12-24 | G Wharton | Combination rotor-box cutter mining machine and method of mining |
| DE2451286C3 (de) * | 1974-10-29 | 1983-01-20 | Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum | Schneidwalze für Vortriebsmaschinen |
-
1977
- 1977-10-11 CA CA289,246A patent/CA1078882A/en not_active Expired
- 1977-10-28 DE DE19772748582 patent/DE2748582A1/de not_active Ceased
- 1977-10-31 GB GB45165/77A patent/GB1592200A/en not_active Expired
- 1977-10-31 AU AU30171/77A patent/AU513975B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1592200A (en) | 1981-07-01 |
| DE2748582A1 (de) | 1978-05-11 |
| AU3017177A (en) | 1979-05-10 |
| AU513975B2 (en) | 1981-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |