CA2275578C - Improvements in or relating to underwater excavation apparatus - Google Patents

Improvements in or relating to underwater excavation apparatus Download PDF

Info

Publication number
CA2275578C
CA2275578C CA002275578A CA2275578A CA2275578C CA 2275578 C CA2275578 C CA 2275578C CA 002275578 A CA002275578 A CA 002275578A CA 2275578 A CA2275578 A CA 2275578A CA 2275578 C CA2275578 C CA 2275578C
Authority
CA
Canada
Prior art keywords
excavation apparatus
underwater excavation
rotor
stator
outlet
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 - Lifetime
Application number
CA002275578A
Other languages
English (en)
French (fr)
Other versions
CA2275578A1 (en
Inventor
Hector Filippus Alexander Van Drentham Susman
Kenneth Roderick Stewart
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.)
Rotech Ltd
Original Assignee
Rotech Holdings Ltd
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 Rotech Holdings Ltd filed Critical Rotech Holdings Ltd
Priority claimed from PCT/GB1996/003148 external-priority patent/WO1998027286A1/en
Publication of CA2275578A1 publication Critical patent/CA2275578A1/en
Application granted granted Critical
Publication of CA2275578C publication Critical patent/CA2275578C/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
CA002275578A 1996-12-19 1996-12-19 Improvements in or relating to underwater excavation apparatus Expired - Lifetime CA2275578C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/GB1996/003148 WO1998027286A1 (en) 1995-06-21 1996-12-19 Improvements in or relating to underwater excavation apparatus

Publications (2)

Publication Number Publication Date
CA2275578A1 CA2275578A1 (en) 1998-06-25
CA2275578C true CA2275578C (en) 2006-12-05

Family

ID=10788775

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002275578A Expired - Lifetime CA2275578C (en) 1996-12-19 1996-12-19 Improvements in or relating to underwater excavation apparatus

Country Status (7)

Country Link
JP (1) JP3839852B2 (da)
AU (1) AU737332B2 (da)
BR (1) BR9612808A (da)
CA (1) CA2275578C (da)
DE (1) DE69630716T2 (da)
DK (1) DK1007796T3 (da)
EA (1) EA001345B1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103758167B (zh) * 2014-02-24 2016-02-17 上海交通大学 深水挖沟机大流量隔板式喷冲装置
GB2570167B (en) * 2018-04-20 2020-07-29 Rotech Group Ltd Improvements in and relating to underwater excavation apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8802907D0 (en) * 1988-02-09 1988-03-09 Burring P J Wing dredger
GB2297777A (en) * 1995-02-07 1996-08-14 Hollandsche Betongroep Nv Underwater excavation apparatus
GB9512602D0 (en) * 1995-06-21 1995-08-23 Susman Hector F A Improvements in or relating to underwater excavation apparatus

Also Published As

Publication number Publication date
JP3839852B2 (ja) 2006-11-01
DE69630716T2 (de) 2004-09-30
AU737332B2 (en) 2001-08-16
EA199900557A1 (ru) 2000-02-28
EA001345B1 (ru) 2001-02-26
CA2275578A1 (en) 1998-06-25
AU1163897A (en) 1998-07-15
JP2001507093A (ja) 2001-05-29
DK1007796T3 (da) 2004-03-22
DE69630716D1 (de) 2003-12-18
BR9612808A (pt) 2000-02-01

Similar Documents

Publication Publication Date Title
EP1007796B1 (en) Improvements in or relating to underwater excavation apparatus
US5833444A (en) Fluid driven motors
EP0808391B1 (en) Device for creating a local water flow
EP2825447B1 (en) Propulsion unit for maritime vessel
WO2008065360A1 (en) Underwater excavation apparatus
CA2275578C (en) Improvements in or relating to underwater excavation apparatus
EP0274368B1 (en) A rotary joint
CN121224958A (zh) 前置无毂导叶、桨叶螺距可调的无轴推进器
CN202266441U (zh) 转筒式涡旋泵、取泥沙装置、泥沙疏浚船
CN1033535A (zh) 电机叶轮连体泵
CN1123693C (zh) 切向射流力驱动回转式流体－机械能转换装置
CN1101766C (zh) 立式水力喷射推进装置
MXPA99005761A (en) Improvements in or relating to underwater excavation apparatus
US5316449A (en) Motor-driven pump with reaction turbine
GB2305973A (en) Motor with cam lobed rotor and inlet/exhaust combined with sealing rod recess.
EP0363412A1 (en) JET ENGINE FOR SHIPS.
GB2301128A (en) Underwater excavation apparatus
NO308958B1 (no) En undervannsutgravningsapparatur
EP0174286B1 (en) Hydroturbine generator etc. having a device for adjusting the vane angles of a hydro turbine or a pump
RU2472037C1 (ru) Пульповый погружной насос (варианты)
CN218920119U (zh) 一种潜水电机底座组件
MXPA97006003A (en) Device to create a water flow lo
RU2472036C1 (ru) Пульповый погружной насос
SU992794A1 (ru) Направл ющий аппарат ковшовой гидротурбины
JPS6356437B2 (da)

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20161219