DE3463031D1 - Sludge thickening screw - Google Patents

Sludge thickening screw

Info

Publication number
DE3463031D1
DE3463031D1 DE8484400180T DE3463031T DE3463031D1 DE 3463031 D1 DE3463031 D1 DE 3463031D1 DE 8484400180 T DE8484400180 T DE 8484400180T DE 3463031 T DE3463031 T DE 3463031T DE 3463031 D1 DE3463031 D1 DE 3463031D1
Authority
DE
Germany
Prior art keywords
faces
sludge thickening
screw
thickening screw
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
Application number
DE8484400180T
Other languages
English (en)
Inventor
Georges Treyssac
Robert Morawek
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.)
ERPAC
Original Assignee
ERPAC
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 ERPAC filed Critical ERPAC
Application granted granted Critical
Publication of DE3463031D1 publication Critical patent/DE3463031D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/121—Screw constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/18—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing with means for adjusting the outlet for the solid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Centrifugal Separators (AREA)
  • Treatment Of Sludge (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE8484400180T 1983-02-02 1984-01-27 Sludge thickening screw Expired DE3463031D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8301646A FR2540094B1 (fr) 1983-02-02 1983-02-02 Perfectionnement aux epaississeurs de boues a vis

Publications (1)

Publication Number Publication Date
DE3463031D1 true DE3463031D1 (en) 1987-05-14

Family

ID=9285546

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484400180T Expired DE3463031D1 (en) 1983-02-02 1984-01-27 Sludge thickening screw

Country Status (8)

Country Link
US (1) US4528098A (de)
EP (1) EP0118330B1 (de)
AT (1) ATE26435T1 (de)
CA (1) CA1204734A (de)
DE (1) DE3463031D1 (de)
FR (1) FR2540094B1 (de)
IN (1) IN161948B (de)
ZA (1) ZA84747B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720047A (en) * 1986-12-12 1988-01-19 Knight Manufacturing Corporation Auger for conveying materials such as manure
CA1309954C (en) * 1987-07-29 1992-11-10 Yasuo Yamada Deaerator for particulates
US5435494A (en) * 1992-02-06 1995-07-25 Knight Manufacturing Corp. Spreader apparatus for spreading manure
US5385403A (en) * 1992-02-06 1995-01-31 Knight Manufacturing Corp. Mixing apparatus for mixing materials
JP3049167B2 (ja) * 1992-02-06 2000-06-05 ナイト マニファクチャリング コーポレイション 施肥用の散布装置
US5494351A (en) * 1992-10-14 1996-02-27 Vapo Oy Device and method for mixing peat and sludge
US5761888A (en) * 1996-09-19 1998-06-09 Carbonic Industries Corporation Method and apparatus for conveying dry ice
SE507498C2 (sv) * 1996-10-07 1998-06-15 Spirac Engineering Ab Separationsanordning försedd med transportspiral och silorgan
US6170580B1 (en) * 1997-07-17 2001-01-09 Jeffery Reddoch Method and apparatus for collecting, defluidizing and disposing of oil and gas well drill cuttings
JPH11216313A (ja) * 1998-02-03 1999-08-10 Ishikawajima Harima Heavy Ind Co Ltd 脱水濃縮装置
US6241902B1 (en) 1999-11-22 2001-06-05 Wawcon, Inc. Methods and apparatus for de-watering sludge
US20090022570A1 (en) * 2007-07-16 2009-01-22 Joe David Craig System, method and apparatus for feeding biomass into a pressurized vessel
US7976259B2 (en) * 2007-07-16 2011-07-12 Joe David Craig System for feeding biomass into a pressurized vessel
IT1393420B1 (it) * 2009-03-19 2012-04-20 Ceccarelli Apparato per la compattazione e la disidratazione di rifiuti organici
US20160235110A1 (en) * 2015-02-17 2016-08-18 Frito-Lay North America, Inc. Method and apparatus for controlling the flow of product over a product attrition bed
AT518550B1 (de) * 2016-07-29 2017-11-15 Andritz Ag Maschf Schneckenpresse

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE266077C (de) *
DE548411C (de) * 1932-04-15 Fried Krupp Grusonwerk Akt Ges Schneckenpresse fuer feuchtes Gut
FR1015977A (fr) * 1950-04-05 1952-10-29 Perfectionnements aux appareils de décantation
US2701518A (en) * 1950-10-23 1955-02-08 Manuel C Mcdonald Worm
DE1243914B (de) * 1961-06-05 1967-07-06 Bedrijven Van Het Nl I Voor Zu Vorrichtung zum Abtrennen der Molke aus einem Bruch-Molke-Gemisch
FR1532464A (fr) * 1967-05-26 1968-07-12 Dispositif pour le traitement des matières fibreuses en vue de l'extraction des substances liquides qu'elles contiennent
US3624729A (en) * 1968-01-29 1971-11-30 Maurice W Hoover Continuous juice extractor
US3550526A (en) * 1968-01-29 1970-12-29 Maurice W Hoover Continuous juice extractor
US3585924A (en) * 1969-03-10 1971-06-22 William J Nolan Apparatus for the removal of liquids from fibrous materials
JPS5551000A (en) * 1978-10-06 1980-04-14 Sanshin Seisakusho:Kk Screw press unit
US4380496A (en) * 1979-03-22 1983-04-19 Uop Inc. Mechanical dewatering process utilizing a nonuniform screw conveyor

Also Published As

Publication number Publication date
EP0118330A1 (de) 1984-09-12
US4528098A (en) 1985-07-09
ZA84747B (en) 1984-09-26
ATE26435T1 (de) 1987-04-15
EP0118330B1 (de) 1987-04-08
FR2540094A1 (fr) 1984-08-03
CA1204734A (en) 1986-05-20
IN161948B (de) 1988-03-05
FR2540094B1 (fr) 1986-01-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee