ZA703448B - Improvements in or relating to screw pumps - Google Patents

Improvements in or relating to screw pumps

Info

Publication number
ZA703448B
ZA703448B ZA703448A ZA703448A ZA703448B ZA 703448 B ZA703448 B ZA 703448B ZA 703448 A ZA703448 A ZA 703448A ZA 703448 A ZA703448 A ZA 703448A ZA 703448 B ZA703448 B ZA 703448B
Authority
ZA
South Africa
Prior art keywords
relating
screw pumps
pumps
screw
Prior art date
Application number
ZA703448A
Other languages
English (en)
Inventor
G Clough
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 ZA703448B publication Critical patent/ZA703448B/xx

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)
ZA703448A 1969-06-07 1970-05-21 Improvements in or relating to screw pumps ZA703448B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA703448B true ZA703448B (en) 1971-12-29

Family

ID=10283780

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA703448A ZA703448B (en) 1969-06-07 1970-05-21 Improvements in or relating to screw pumps

Country Status (8)

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

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 (xx) * 1972-04-17 1974-01-07
US4575256A (en) * 1983-09-19 1986-03-11 Envirotech Corporation Ragless propeller draft tube mixer
DE4202967A1 (de) * 1992-02-01 1993-08-05 Oms Klaeranlagen Gmbh Foerderpumpe mit siebeinrichtung
CN110541829B (zh) * 2019-09-17 2020-09-08 浙江丰源泵业有限公司 一种工业排污泵

Also Published As

Publication number Publication date
NL7007550A (xx) 1970-12-09
BE751405A (fr) 1970-11-16
DE2025692A1 (de) 1970-12-10
AU1557370A (en) 1971-12-02
FR2049722A5 (xx) 1971-03-26
GB1257503A (xx) 1971-12-22
CH507853A (fr) 1971-05-31

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