IT1192640B - Filtro a tamburo rotante e metodo per pulire il mezzo filtrante - Google Patents

Filtro a tamburo rotante e metodo per pulire il mezzo filtrante

Info

Publication number
IT1192640B
IT1192640B IT21027/79A IT2102779A IT1192640B IT 1192640 B IT1192640 B IT 1192640B IT 21027/79 A IT21027/79 A IT 21027/79A IT 2102779 A IT2102779 A IT 2102779A IT 1192640 B IT1192640 B IT 1192640B
Authority
IT
Italy
Prior art keywords
filter
cleaning
rotary drum
filter media
media
Prior art date
Application number
IT21027/79A
Other languages
English (en)
Italian (it)
Other versions
IT7921027A0 (it
Original Assignee
Envirotech Corp
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
Priority claimed from US05/886,837 external-priority patent/US4157301A/en
Application filed by Envirotech Corp filed Critical Envirotech Corp
Publication of IT7921027A0 publication Critical patent/IT7921027A0/it
Application granted granted Critical
Publication of IT1192640B publication Critical patent/IT1192640B/it

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
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/067—Construction of the filtering drums, e.g. mounting or sealing arrangements
    • 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
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
IT21027/79A 1978-03-15 1979-03-15 Filtro a tamburo rotante e metodo per pulire il mezzo filtrante IT1192640B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88683678A 1978-03-15 1978-03-15
US05/886,837 US4157301A (en) 1978-03-15 1978-03-15 Drum construction for rotary drum filter

Publications (2)

Publication Number Publication Date
IT7921027A0 IT7921027A0 (it) 1979-03-15
IT1192640B true IT1192640B (it) 1988-04-27

Family

ID=27128813

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21027/79A IT1192640B (it) 1978-03-15 1979-03-15 Filtro a tamburo rotante e metodo per pulire il mezzo filtrante

Country Status (8)

Country Link
AU (1) AU4510679A (fr)
CA (1) CA1110552A (fr)
ES (1) ES478684A1 (fr)
FR (1) FR2419746A1 (fr)
IT (1) IT1192640B (fr)
MX (1) MX147795A (fr)
NL (1) NL7901975A (fr)
WO (1) WO1979000765A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266168A (en) * 1991-12-20 1993-11-30 The Black Clawson Company Gravity type pulp washer or thickener with rotating disrupters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2289762A (en) * 1939-05-08 1942-07-14 Oliver United Filters Inc Method and apparatus for filtering
US3027011A (en) * 1958-01-06 1962-03-27 Whiting Corp Pulp washer and filter
US3262575A (en) * 1963-08-08 1966-07-26 Dorr Oliver Inc Rotary drum filters
US3630380A (en) * 1969-08-28 1971-12-28 Dorr Oliver Inc Rotary vacuum drum filters
US3627139A (en) * 1970-06-22 1971-12-14 Nikolai Alexandrovich Burtsev Continuous drum vacuum filter

Also Published As

Publication number Publication date
MX147795A (es) 1983-01-12
FR2419746A1 (fr) 1979-10-12
CA1110552A (fr) 1981-10-13
WO1979000765A1 (fr) 1979-10-04
AU4510679A (en) 1979-09-20
NL7901975A (nl) 1979-09-18
ES478684A1 (es) 1980-01-01
IT7921027A0 (it) 1979-03-15

Similar Documents

Publication Publication Date Title
IT7828953A0 (it) Apparecchio di filtrazione che utilizza un mezzo di filtrazione flottante.
AR223025A1 (es) Un medio diagnostico
GB2025248B (en) Rotary drum or disc filter
SE422162B (sv) Forfarande for rengoring av en filterbedd och anordning for utforande av forfarandet
AT376904B (de) Druckfilter
IT7929018V0 (it) Dispositivo perfezionato per la pulizia di tamburi rotanti in particolare per filtri a tamburo rotante
IT7919205A0 (it) Filtro per olio a doppio mezzo filtrante.
AR222690A1 (es) Aparato para limpiar la superficie de un rodillo giratorio
AR224133A1 (es) Un filtro para liquidos
DK147290C (da) Drev for en roterende tromle
GB2014467B (en) Cleaning filter
FI792831A (fi) Med gripmekanism foersett lastmanoevreringsfordon
IT1192640B (it) Filtro a tamburo rotante e metodo per pulire il mezzo filtrante
JPS54134137A (en) Web scraping apparatus
IT7967923A0 (it) Filtro a vuoto a tamburo rotante
AU5275579A (en) Cleaning filter screens
ZA79406B (en) Multiple disc rotary filter
BR8206681A (pt) Tambor rotativo
IT8140107A0 (it) Filtro a tamburo rotante perfezionato
DK14379A (da) Tromlefilter
BR8108614A (pt) Montagem de bocal desobstruidor para filtro de tambor giratorio
NO148982C (no) Utskiftbart filter for ostomipose
AU5313079A (en) Self cleaning filter
JPS5358095A (en) Finzshing method for dry cleaning
IT1130313B (it) Filtro a tamburo ruotante

Legal Events

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

Effective date: 19940329