IT1248282B - Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione - Google Patents

Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione

Info

Publication number
IT1248282B
IT1248282B ITMI910458A ITMI910458A IT1248282B IT 1248282 B IT1248282 B IT 1248282B IT MI910458 A ITMI910458 A IT MI910458A IT MI910458 A ITMI910458 A IT MI910458A IT 1248282 B IT1248282 B IT 1248282B
Authority
IT
Italy
Prior art keywords
sludge
purification plants
dehydration unit
sludge dehydration
support structure
Prior art date
Application number
ITMI910458A
Other languages
English (en)
Inventor
Graziano Lagreca
Original Assignee
Graziano Lagreca
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 Graziano Lagreca filed Critical Graziano Lagreca
Priority to ITMI910458A priority Critical patent/IT1248282B/it
Publication of ITMI910458A0 publication Critical patent/ITMI910458A0/it
Priority to US07/736,883 priority patent/US5158672A/en
Publication of ITMI910458A1 publication Critical patent/ITMI910458A1/it
Priority to US08/318,268 priority patent/USRE35559E/en
Application granted granted Critical
Publication of IT1248282B publication Critical patent/IT1248282B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • B01D29/27—Filter bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/605—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B01D29/84—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
    • B01D29/843—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating by direct contact with a fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
    • 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
    • B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
    • B01D33/0307—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements
    • B01D33/033—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements arranged for outward flow filtration
    • 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
    • B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
    • B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
    • 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
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
    • B01D33/663—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating by direct contact with a fluid
    • 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
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
    • 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
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/28—Position of the filtering element
    • B01D2201/287—Filtering elements with a vertical or inclined rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)

Abstract

Viene prevista un'unità di disidratazione di fanghi, particolarmente per impianti di depurazione comprendente una struttura di sostegno, un serbatoio di accumulo dei fanghi impegnato in posizione sollevata alla struttura di sostegno e presentante inferiormente almeno una bocchetta di scarico, almeno un contenitore filtrante conformato sostanzialmente a sacca e presentante un'imboccatura impegnabile alla bocchetta di scarico, mezzi di alimentazione dei fanghi nel serbatoio, mezzi di raccolta di liquidi filtrati dal contenitore filtrante, ed un'unità di controllo almeno dei mezzi di alimentazione.
ITMI910458A 1991-02-21 1991-02-21 Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione IT1248282B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITMI910458A IT1248282B (it) 1991-02-21 1991-02-21 Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione
US07/736,883 US5158672A (en) 1991-02-21 1991-07-29 Bag filtering unit for the dehydration of sludges with a supported vibrating device
US08/318,268 USRE35559E (en) 1991-02-21 1994-10-05 Bag filtering unit for the dehydration of sludges with a supported vibrating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI910458A IT1248282B (it) 1991-02-21 1991-02-21 Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione

Publications (3)

Publication Number Publication Date
ITMI910458A0 ITMI910458A0 (it) 1991-02-21
ITMI910458A1 ITMI910458A1 (it) 1992-08-21
IT1248282B true IT1248282B (it) 1995-01-05

Family

ID=11358693

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI910458A IT1248282B (it) 1991-02-21 1991-02-21 Unita' di disidratazione di fanghi, particolarmente per impianti di depurazione

Country Status (2)

Country Link
US (2) US5158672A (it)
IT (1) IT1248282B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2077871T3 (es) * 1990-11-05 1995-12-01 Copa Res Ltd Filtrado de efluente.
DK168703B1 (da) * 1992-06-18 1994-05-24 Nordfab As Fremgangsmåde og anlæg til rensning af væske indeholdende slam fra maleprocesser
US5256279A (en) * 1992-07-02 1993-10-26 Carr-Griff, Inc. Liquid storage system with unpressurized reservoir engagable with level sensors
US5925258A (en) * 1995-07-05 1999-07-20 Water Research Commission Upright tubular filter unit and method of separation using the filter unit
ES1040280Y (es) * 1998-05-29 1999-07-01 Ona Electro Erosion Instalacion perfeccionada, para limpieza/recuperacion de liquidos con particulas en suspension.
DE19900279C1 (de) 1999-01-07 2001-02-01 Wolfgang Rohr Verfahren und Vorrichtung zur Rückgewinnung von Feinsand von einem schwimmenden Gewinnungsgerät
EP1559469B1 (en) * 2004-01-30 2011-10-12 P.M.P.O. S.R.L. Plant and method for the treatment of the recovery cooling fluid in mechanical processing plants
GB2468531B (en) * 2009-03-13 2011-12-14 Chris Denham Sediment control tank
US8074809B2 (en) * 2009-07-17 2011-12-13 Gordon H. King Apparatus and method for the treatment of liquid/solid mixtures
CN103170175A (zh) * 2013-03-12 2013-06-26 蚌埠市周氏蜂业有限责任公司 一种多层过滤装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US174297A (en) * 1876-02-29 Improvement in filtering apparatus
US506127A (en) * 1893-10-03 Filtering apparatus
US806920A (en) * 1903-07-27 1905-12-12 Giordano Rossi Filter.
US3955947A (en) * 1974-11-13 1976-05-11 Envirotech Corporation Bag filter cleaning device
SU952287A1 (ru) * 1981-05-11 1982-08-23 Московский Ордена Трудового Красного Знамени Институт Химического Машиностроения Патронный фильтр
FR2513539A1 (fr) * 1981-09-28 1983-04-01 Neu Ets Dispositif depoussiereur filtrant a decolmatage pneumatique
SU1095948A1 (ru) * 1983-02-04 1984-06-07 Уральский филиал Всесоюзного научно-исследовательского и проектного института химической промышленности Вибрационный фильтр
SU1161487A1 (ru) * 1983-03-04 1985-06-15 Ордена Красной Звезды Автобаза Министерства Обороны Ссср Моечна установка с пневматической очисткой гр зеотстойников
FI79471C (fi) * 1987-12-02 1990-01-10 Kari Uljas Laiho Foerfarande och anordning foer rengoering av ett filter avsett foer filtrering av vaetskeformiga substanser.
US4970004A (en) * 1989-03-14 1990-11-13 Rosaen Borje O Vibrating sieve filter

Also Published As

Publication number Publication date
USRE35559E (en) 1997-07-15
ITMI910458A1 (it) 1992-08-21
US5158672A (en) 1992-10-27
ITMI910458A0 (it) 1991-02-21

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970129