CH507853A - Screw pump device - Google Patents

Screw pump device

Info

Publication number
CH507853A
CH507853A CH810970A CH810970A CH507853A CH 507853 A CH507853 A CH 507853A CH 810970 A CH810970 A CH 810970A CH 810970 A CH810970 A CH 810970A CH 507853 A CH507853 A CH 507853A
Authority
CH
Switzerland
Prior art keywords
pump device
screw pump
screw
pump
Prior art date
Application number
CH810970A
Other languages
French (fr)
Inventor
Gilbert Clough George Francis
Original Assignee
Hartley Simon 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 Hartley Simon Ltd filed Critical Hartley Simon Ltd
Publication of CH507853A publication Critical patent/CH507853A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/08—Scoop devices
    • F04B19/12—Scoop devices of helical or screw-type
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Screw Conveyors (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)
CH810970A 1969-06-07 1970-05-29 Screw pump device CH507853A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2894869 1969-06-07

Publications (1)

Publication Number Publication Date
CH507853A true CH507853A (en) 1971-05-31

Family

ID=10283780

Family Applications (1)

Application Number Title Priority Date Filing Date
CH810970A CH507853A (en) 1969-06-07 1970-05-29 Screw pump device

Country Status (8)

Country Link
AU (1) AU1557370A (en)
BE (1) BE751405A (en)
CH (1) CH507853A (en)
DE (1) DE2025692A1 (en)
FR (1) FR2049722A5 (en)
GB (1) GB1257503A (en)
NL (1) NL7007550A (en)
ZA (1) ZA703448B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796508A (en) * 1971-05-14 1974-03-12 Hartley Simon Ltd Screwpumps
JPS49812A (en) * 1972-04-17 1974-01-07
US4575256A (en) * 1983-09-19 1986-03-11 Envirotech Corporation Ragless propeller draft tube mixer
DE4202967A1 (en) * 1992-02-01 1993-08-05 Oms Klaeranlagen Gmbh CONVEYOR PUMP WITH SCREEN DEVICE
CN110541829B (en) * 2019-09-17 2020-09-08 浙江丰源泵业有限公司 Industrial sewage pump

Also Published As

Publication number Publication date
AU1557370A (en) 1971-12-02
FR2049722A5 (en) 1971-03-26
ZA703448B (en) 1971-12-29
BE751405A (en) 1970-11-16
DE2025692A1 (en) 1970-12-10
NL7007550A (en) 1970-12-09
GB1257503A (en) 1971-12-22

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Legal Events

Date Code Title Description
PL Patent ceased