NL183870B - METHOD AND APPARATUS FOR FILTRATION OF DIFFICULT FILTERABLE SUBSTANCES CONTAINING SUSPENSIONS. - Google Patents

METHOD AND APPARATUS FOR FILTRATION OF DIFFICULT FILTERABLE SUBSTANCES CONTAINING SUSPENSIONS.

Info

Publication number
NL183870B
NL183870B NLAANVRAGE8105727,A NL8105727A NL183870B NL 183870 B NL183870 B NL 183870B NL 8105727 A NL8105727 A NL 8105727A NL 183870 B NL183870 B NL 183870B
Authority
NL
Netherlands
Prior art keywords
filtration
substances containing
containing suspensions
filterable substances
difficult
Prior art date
Application number
NLAANVRAGE8105727,A
Other languages
Dutch (nl)
Other versions
NL183870C (en
NL8105727A (en
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of NL8105727A publication Critical patent/NL8105727A/en
Publication of NL183870B publication Critical patent/NL183870B/en
Application granted granted Critical
Publication of NL183870C publication Critical patent/NL183870C/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
    • B01D33/06—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
    • 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
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/806—Accessories integrally combined with devices for controlling the filtration by flow measuring
    • 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
    • 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
    • B01D33/808—Accessories integrally combined with devices for controlling the filtration by pressure measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/043—Controlling the filtration by flow measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/045—Controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/046—Controlling the filtration by pressure measuring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
NLAANVRAGE8105727,A 1980-12-24 1981-12-18 METHOD AND APPARATUS FOR FILTRATION OF DIFFICULT FILTERABLE SUBSTANCES CONTAINING SUSPENSIONS. NL183870C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3048975 1980-12-24
DE19803048975 DE3048975A1 (en) 1980-12-24 1980-12-24 Reduced removal rate of filter aid on vacuum drum - with constant pressure in adjacent internal cell (NL 16.07.82)

Publications (3)

Publication Number Publication Date
NL8105727A NL8105727A (en) 1982-07-16
NL183870B true NL183870B (en) 1988-09-16
NL183870C NL183870C (en) 1989-02-16

Family

ID=6120249

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8105727,A NL183870C (en) 1980-12-24 1981-12-18 METHOD AND APPARATUS FOR FILTRATION OF DIFFICULT FILTERABLE SUBSTANCES CONTAINING SUSPENSIONS.

Country Status (2)

Country Link
DE (1) DE3048975A1 (en)
NL (1) NL183870C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4016915A1 (en) * 1990-05-25 1991-11-28 Nordenskjoeld Reinhart Von METHOD AND DEVICE FOR MECHANICALLY SEPARATING SOLIDS FROM A FLUID
FR2671983B1 (en) * 1991-01-25 1993-06-04 Martinez Mugica Fernando SYSTEM FOR FILTERING LIQUIDS WITH SUSPENSION PARTICLES.
US5262069A (en) * 1991-02-16 1993-11-16 Fsk, Inc. Filter cake scraping method and rotary drum filter using the same
US5213696A (en) * 1991-12-23 1993-05-25 Star Enterprise Automatic dewaxing filter washing system and method
IT1288470B1 (en) * 1996-02-08 1998-09-22 Reni Cirillo S R L Ora Reni Ci FILTERING DEVICE FOR THE PURIFICATION OF TURBID WATERS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805773A (en) * 1954-12-14 1957-09-10 Standard Oil Co Continuous rotary filtration
DE1536843A1 (en) * 1967-03-21 1970-02-26 Knapsack Ag Process for improving the performance of rotary vacuum filters

Also Published As

Publication number Publication date
DE3048975A1 (en) 1982-07-29
NL183870C (en) 1989-02-16
NL8105727A (en) 1982-07-16
DE3048975C2 (en) 1989-07-27

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee