GB1257503A - - Google Patents

Info

Publication number
GB1257503A
GB1257503A GB2894869A GB1257503DA GB1257503A GB 1257503 A GB1257503 A GB 1257503A GB 2894869 A GB2894869 A GB 2894869A GB 1257503D A GB1257503D A GB 1257503DA GB 1257503 A GB1257503 A GB 1257503A
Authority
GB
United Kingdom
Prior art keywords
raised
june
screen
effluent
reservoir
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
Application number
GB2894869A
Other languages
English (en)
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 filed Critical
Publication of GB1257503A publication Critical patent/GB1257503A/en
Expired legal-status Critical Current

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
GB2894869A 1969-06-07 1969-06-07 Expired GB1257503A (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1257503A true GB1257503A (xx) 1971-12-22

Family

ID=10283780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2894869A Expired GB1257503A (xx) 1969-06-07 1969-06-07

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49812A (xx) * 1972-04-17 1974-01-07
CN110541829A (zh) * 2019-09-17 2019-12-06 孙庆峰 一种工业排污泵

Families Citing this family (3)

* 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
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49812A (xx) * 1972-04-17 1974-01-07
CN110541829A (zh) * 2019-09-17 2019-12-06 孙庆峰 一种工业排污泵
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
BE751405A (fr) 1970-11-16
NL7007550A (xx) 1970-12-09
AU1557370A (en) 1971-12-02
DE2025692A1 (de) 1970-12-10
FR2049722A5 (xx) 1971-03-26
CH507853A (fr) 1971-05-31
ZA703448B (en) 1971-12-29

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees