NO754046L - - Google Patents
Info
- Publication number
- NO754046L NO754046L NO754046A NO754046A NO754046L NO 754046 L NO754046 L NO 754046L NO 754046 A NO754046 A NO 754046A NO 754046 A NO754046 A NO 754046A NO 754046 L NO754046 L NO 754046L
- Authority
- NO
- Norway
- Prior art keywords
- movement
- pieces
- collection
- chamber
- relation
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 60
- 239000007787 solid Substances 0.000 claims description 56
- 239000007788 liquid Substances 0.000 claims description 49
- 239000011343 solid material Substances 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 8
- 239000011707 mineral Substances 0.000 description 8
- 239000011499 joint compound Substances 0.000 description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 4
- 229910052748 manganese Inorganic materials 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000158728 Meliaceae Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/531,780 US3973575A (en) | 1974-12-11 | 1974-12-11 | Mining concentrator |
Publications (1)
Publication Number | Publication Date |
---|---|
NO754046L true NO754046L (fr) | 1976-06-14 |
Family
ID=24119012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO754046A NO754046L (fr) | 1974-12-11 | 1975-12-01 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3973575A (fr) |
JP (1) | JPS5742798B2 (fr) |
CA (1) | CA1018192A (fr) |
DE (1) | DE2555489A1 (fr) |
DK (1) | DK559875A (fr) |
FR (1) | FR2294281A1 (fr) |
NO (1) | NO754046L (fr) |
SE (1) | SE7513920L (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4147390A (en) * | 1975-08-06 | 1979-04-03 | Union Miniere S.A. | Nodule dredging apparatus and process |
US4171581A (en) * | 1977-11-14 | 1979-10-23 | Deepsea Ventures, Inc. | Water flow-deflecting shield for dredge suction nozzle |
US4349972A (en) * | 1980-10-28 | 1982-09-21 | Bruce's Splicing & Rigging Co., Inc. | Shellfish dredge chafing gear |
US4328629A (en) * | 1980-10-28 | 1982-05-11 | Bruce's Splicing & Rigging Co., Inc. | Shellfish dredge chafing gear |
US4813377A (en) * | 1988-01-27 | 1989-03-21 | Riche Allen G | Aquaculture harvester for shallow water use |
US5311682A (en) * | 1993-01-07 | 1994-05-17 | Sturdivant Charles N | Hybrid dredge |
US6237259B1 (en) * | 1999-11-23 | 2001-05-29 | Myers, Ii Arthur R. | Shellfish dredging apparatus |
PL2644781T3 (pl) * | 2012-03-30 | 2016-12-30 | Urządzenia pompujące przeznaczone do trałowania przez nasiębierną pogłębiarkę trałowo-ssącą wyposażoną w takie urządzenia | |
WO2015178854A1 (fr) * | 2014-05-19 | 2015-11-26 | Nautilus Minerals Singapore Pte Ltd | Système d'exploitation minière de fond marin découplé |
US20190345688A1 (en) * | 2018-05-08 | 2019-11-14 | Atlantic Marine And Aviation Llp | Subsea clearing apparatus |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US216061A (en) * | 1879-06-03 | Improvement in dredging-scoop nozzles for mining purposes | ||
US371686A (en) * | 1887-10-18 | howell | ||
US611614A (en) * | 1898-10-04 | Joseph edwards | ||
US875420A (en) * | 1905-09-11 | 1907-12-31 | Allis Chalmers | Excavator. |
GB525744A (en) * | 1938-03-01 | 1940-09-03 | George Picton Silke | Apparatus for clearing suction |
US3156371A (en) * | 1962-02-26 | 1964-11-10 | Crown Machine & Tool Company | Container |
US3184866A (en) * | 1962-11-02 | 1965-05-25 | Olympia Oyster Company | Shellfish gathering machine |
US3226854A (en) * | 1963-04-29 | 1966-01-04 | John L Mero | Dredge underwater pick-up head assembly |
US3305950A (en) * | 1964-04-14 | 1967-02-28 | Newport News Shipbuilding | Underwater mining |
US3310894A (en) * | 1964-05-11 | 1967-03-28 | Ball James | Dredging method |
US3440752A (en) * | 1966-10-06 | 1969-04-29 | James H Minter | Trawl net system |
GB1156547A (en) * | 1966-11-02 | 1969-06-25 | White Fish Authority | A Dredge for Harvesting Molluscs |
US3588174A (en) * | 1969-08-01 | 1971-06-28 | Tetra Tech | Collector assembly for deep sea mining |
US3624932A (en) * | 1970-04-06 | 1971-12-07 | Borden Inc | Apparatus for harvesting mollusks |
-
1974
- 1974-12-11 US US05/531,780 patent/US3973575A/en not_active Expired - Lifetime
-
1975
- 1975-05-13 CA CA226,803A patent/CA1018192A/en not_active Expired
- 1975-07-25 JP JP50090982A patent/JPS5742798B2/ja not_active Expired
- 1975-12-01 NO NO754046A patent/NO754046L/no unknown
- 1975-12-09 FR FR7537580A patent/FR2294281A1/fr not_active Withdrawn
- 1975-12-10 DE DE19752555489 patent/DE2555489A1/de active Pending
- 1975-12-10 SE SE7513920A patent/SE7513920L/xx unknown
- 1975-12-10 DK DK559875A patent/DK559875A/da unknown
Also Published As
Publication number | Publication date |
---|---|
US3973575A (en) | 1976-08-10 |
JPS5168403A (fr) | 1976-06-14 |
JPS5742798B2 (fr) | 1982-09-10 |
CA1018192A (en) | 1977-09-27 |
SE7513920L (sv) | 1976-06-14 |
DE2555489A1 (de) | 1976-06-16 |
DK559875A (da) | 1976-06-12 |
FR2294281A1 (fr) | 1976-07-09 |
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