IT1135235B - METHOD AND APPARATUS TO DEHYDRATE SLUDGE - Google Patents

METHOD AND APPARATUS TO DEHYDRATE SLUDGE

Info

Publication number
IT1135235B
IT1135235B IT19418/81A IT1941881A IT1135235B IT 1135235 B IT1135235 B IT 1135235B IT 19418/81 A IT19418/81 A IT 19418/81A IT 1941881 A IT1941881 A IT 1941881A IT 1135235 B IT1135235 B IT 1135235B
Authority
IT
Italy
Prior art keywords
dehydrate sludge
dehydrate
sludge
Prior art date
Application number
IT19418/81A
Other languages
Italian (it)
Other versions
IT8119418A0 (en
Inventor
Eric Paul Austin
Howard John Worrall
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 IT8119418A0 publication Critical patent/IT8119418A0/en
Application granted granted Critical
Publication of IT1135235B publication Critical patent/IT1135235B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
    • B01D33/742—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate containing fixed liquid displacement elements or cores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
IT19418/81A 1980-02-01 1981-01-30 METHOD AND APPARATUS TO DEHYDRATE SLUDGE IT1135235B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8003495A GB2068761B (en) 1980-02-01 1980-02-01 Method and apparatus for dewatering sludge

Publications (2)

Publication Number Publication Date
IT8119418A0 IT8119418A0 (en) 1981-01-30
IT1135235B true IT1135235B (en) 1986-08-20

Family

ID=10511066

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19418/81A IT1135235B (en) 1980-02-01 1981-01-30 METHOD AND APPARATUS TO DEHYDRATE SLUDGE

Country Status (13)

Country Link
JP (1) JPS56124409A (en)
AU (1) AU539433B2 (en)
CA (1) CA1163571A (en)
DE (1) DE3101105A1 (en)
FR (1) FR2475031B1 (en)
GB (1) GB2068761B (en)
HK (1) HK77087A (en)
IT (1) IT1135235B (en)
NL (1) NL188327C (en)
NO (1) NO152126C (en)
SE (2) SE442592B (en)
SG (1) SG25487G (en)
ZA (1) ZA81329B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731188A (en) * 1986-04-03 1988-03-15 Ashbrook-Simon-Hartley Adjustable ramp for dewatering device
GB8909463D0 (en) * 1989-04-26 1989-06-14 Hartley Simon Ltd Apparatus for dewatering sludge
GB2232611B (en) * 1989-06-02 1992-10-14 D & C Ltd Horizontal belt vacuum filtration apparatus
DE59000338D1 (en) * 1989-06-30 1992-11-12 Hoppe & Partner METHOD AND DEVICE FOR PRE-THICKENING SLUDGE.
AU2002344431A1 (en) * 2002-02-15 2003-09-04 Arao City Gravity type thickener, gravity type thickening method, coagulant adding device, and coagulant adding method
CN116537744B (en) * 2023-07-07 2023-09-08 山东省路桥集团有限公司 Drilling machine blowdown mechanism for road construction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB754168A (en) * 1953-06-25 1956-08-01 Lukens Steel Co Rotary table filter
GB909512A (en) * 1960-03-22 1962-10-31 Arthur Andrew Holland Endless belt filter
SE365122B (en) * 1972-04-13 1974-03-18 Nordstjernan Rederi Ab
NL176054C (en) * 1974-02-27 1985-02-18 Bellmer Geb Kg Maschf FILTER EQUIPMENT.
GB1602677A (en) * 1978-05-25 1981-11-11 Hartley Simon Ltd Sludge thickening

Also Published As

Publication number Publication date
GB2068761B (en) 1984-04-26
AU539433B2 (en) 1984-09-27
FR2475031B1 (en) 1986-05-09
AU6673681A (en) 1981-08-06
GB2068761A (en) 1981-08-19
NO152126C (en) 1985-08-28
ZA81329B (en) 1982-02-24
SE8100710L (en) 1981-08-02
DE3101105A1 (en) 1981-11-19
NO152126B (en) 1985-04-29
DE3101105C2 (en) 1987-07-23
NL8100357A (en) 1981-09-01
SE442592B (en) 1986-01-20
NL188327C (en) 1992-06-01
NL188327B (en) 1992-01-02
JPS56124409A (en) 1981-09-30
NO810336L (en) 1981-08-03
FR2475031A1 (en) 1981-08-07
IT8119418A0 (en) 1981-01-30
SG25487G (en) 1987-09-18
HK77087A (en) 1987-10-23
CA1163571A (en) 1984-03-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981231