GB9516738D0 - Underwater excavation apparatus - Google Patents

Underwater excavation apparatus

Info

Publication number
GB9516738D0
GB9516738D0 GBGB9516738.3A GB9516738A GB9516738D0 GB 9516738 D0 GB9516738 D0 GB 9516738D0 GB 9516738 A GB9516738 A GB 9516738A GB 9516738 D0 GB9516738 D0 GB 9516738D0
Authority
GB
United Kingdom
Prior art keywords
excavation apparatus
underwater excavation
underwater
excavation
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.)
Granted
Application number
GBGB9516738.3A
Other versions
GB2304353A (en
GB2304353B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STROUD GEORGE J
Original Assignee
STROUD GEORGE J
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by STROUD GEORGE J filed Critical STROUD GEORGE J
Priority to GB9516738A priority Critical patent/GB2304353B/en
Publication of GB9516738D0 publication Critical patent/GB9516738D0/en
Publication of GB2304353A publication Critical patent/GB2304353A/en
Application granted granted Critical
Publication of GB2304353B publication Critical patent/GB2304353B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/9256—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
    • E02F3/9262—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with jets
    • 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
    • E02F3/8808—Stationary installations, e.g. installations using spuds or other stationary supports
    • 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
    • E02F3/9256—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
    • E02F3/9268—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with rotating cutting elements
    • E02F3/9275—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with rotating cutting elements with axis of rotation parallel to longitudinal axis of the suction pipe
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • E02F5/287—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with jet nozzles
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • 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
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
    • 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
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
    • E21B7/185—Drilling by liquid or gas jets, with or without entrained pellets underwater
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/001—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor specially adapted for underwater drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB9516738A 1995-08-16 1995-08-16 Underwater excavation apparatus Expired - Lifetime GB2304353B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9516738A GB2304353B (en) 1995-08-16 1995-08-16 Underwater excavation apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9516738A GB2304353B (en) 1995-08-16 1995-08-16 Underwater excavation apparatus

Publications (3)

Publication Number Publication Date
GB9516738D0 true GB9516738D0 (en) 1995-10-18
GB2304353A GB2304353A (en) 1997-03-19
GB2304353B GB2304353B (en) 1999-01-06

Family

ID=10779289

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9516738A Expired - Lifetime GB2304353B (en) 1995-08-16 1995-08-16 Underwater excavation apparatus

Country Status (1)

Country Link
GB (1) GB2304353B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108104712A (en) * 2018-01-05 2018-06-01 曾卫林 Backpulsing on-bladed well dynamic unit and backpulsing on-bladed mud motor
CN114809264A (en) * 2022-05-13 2022-07-29 刘恩明 Water supply and drainage dredging device
CN115387418A (en) * 2021-05-20 2022-11-25 四川中利源建设工程有限公司 Method for dredging river channel and drying sludge

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109322617B (en) * 2017-07-31 2020-07-03 中国石油化工股份有限公司 Drill bit for petroleum drilling
CN108824522A (en) * 2018-06-13 2018-11-16 肖四杨 A kind of hydraulic engineering desilting equipment tube head
CN111594066B (en) * 2020-06-23 2021-08-24 西南石油大学 Three-channel drill rod

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9002532D0 (en) * 1990-02-05 1990-04-04 Consortium Resource Management Improvements in or relating to underwater excavation apparatus
GB2289912B (en) * 1995-07-13 1996-05-15 Nicholas Victor Sills Underwater excavation and marine vehicle propulsion apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108104712A (en) * 2018-01-05 2018-06-01 曾卫林 Backpulsing on-bladed well dynamic unit and backpulsing on-bladed mud motor
CN108104712B (en) * 2018-01-05 2024-03-19 曾卫林 Recoil type bladeless downhole power unit and recoil type bladeless downhole power drilling tool
CN115387418A (en) * 2021-05-20 2022-11-25 四川中利源建设工程有限公司 Method for dredging river channel and drying sludge
CN115387418B (en) * 2021-05-20 2023-12-05 四川中利源建设工程有限公司 Method for dredging river channel and drying silt
CN114809264A (en) * 2022-05-13 2022-07-29 刘恩明 Water supply and drainage dredging device
CN114809264B (en) * 2022-05-13 2024-05-03 湖北祺润生态建设有限公司 Dredging device for water supply and drainage

Also Published As

Publication number Publication date
GB2304353A (en) 1997-03-19
GB2304353B (en) 1999-01-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070816

S28 Restoration of ceased patents (sect. 28/pat. act 1977)
S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20090219

PE20 Patent expired after termination of 20 years

Expiry date: 20150815