ZA902702B - A process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finelydivided material - Google Patents

A process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finelydivided material

Info

Publication number
ZA902702B
ZA902702B ZA902702A ZA902702A ZA902702B ZA 902702 B ZA902702 B ZA 902702B ZA 902702 A ZA902702 A ZA 902702A ZA 902702 A ZA902702 A ZA 902702A ZA 902702 B ZA902702 B ZA 902702B
Authority
ZA
South Africa
Prior art keywords
liquid
pct
bed
fibrous
sec
Prior art date
Application number
ZA902702A
Other languages
English (en)
Inventor
Haakan Oestman
Oestman Haakan
Original Assignee
Hackman Process Ltd
Salomans Oy
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 Hackman Process Ltd, Salomans Oy filed Critical Hackman Process Ltd
Publication of ZA902702B publication Critical patent/ZA902702B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
    • 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
    • B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums 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
    • B01D33/44—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
    • B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
    • 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
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • 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
    • B01D33/705—Filters with filtering elements which move during the filtering operation having feed or discharge devices with internal recirculation through the filter
    • 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
    • B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
    • 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
    • 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)
  • Paper (AREA)
  • Filtering Materials (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Saccharide Compounds (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtration Of Liquid (AREA)
  • Soy Sauces And Products Related Thereto (AREA)
ZA902702A 1989-04-07 1990-04-09 A process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finelydivided material ZA902702B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI891661A FI83841C (fi) 1989-04-07 1989-04-07 Foerfarande foer kontinuerligt utbyte av vaetskan i en suspension av ett fibroest eller finkornigt material.

Publications (1)

Publication Number Publication Date
ZA902702B true ZA902702B (en) 1991-04-24

Family

ID=8528195

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902702A ZA902702B (en) 1989-04-07 1990-04-09 A process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finelydivided material

Country Status (14)

Country Link
US (1) US5227075A (fi)
EP (1) EP0466753B1 (fi)
JP (1) JPH05500242A (fi)
AT (1) ATE126084T1 (fi)
AU (1) AU630185B2 (fi)
BR (1) BR9007275A (fi)
CA (1) CA2049952C (fi)
DE (1) DE69021562T2 (fi)
ES (1) ES2077677T3 (fi)
FI (1) FI83841C (fi)
NO (1) NO178217C (fi)
NZ (1) NZ233238A (fi)
WO (1) WO1990011809A1 (fi)
ZA (1) ZA902702B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5300233A (en) * 1993-02-09 1994-04-05 Dorr-Oliver Incorporated Process of displacement washing in a centrifuge filter
US5772775A (en) * 1995-10-24 1998-06-30 Riviere; Michele Marcelle Amelie Method of extraction of juice from sugar cane
US6063294A (en) * 1996-10-15 2000-05-16 Baker Hughes Incorporated Uniform area shower for disc filter
US5868928A (en) * 1997-06-10 1999-02-09 Bradley; Bruce J. Microbial sampler and concentrator
US20080090289A1 (en) * 2006-06-06 2008-04-17 Lynntech, Inc. Microbial Sampling Device
SE537925C2 (sv) * 2013-05-03 2015-11-24 Valmet Oy Metod och system för tvättning av cellulosamassa
CN104548712A (zh) * 2013-10-21 2015-04-29 依波精品（深圳）有限公司 行星精滤机
SE538068C2 (sv) * 2013-12-19 2016-02-23 Valmet Oy Arrangemang och förfarande för massaproduktion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2312545A (en) * 1939-04-05 1943-03-02 Anton J Haug Centrifugal screening machine for paper stock and similar material
US2370999A (en) * 1940-11-09 1945-03-06 Schutte August Henry Liquid-solid separation
US2685235A (en) * 1947-10-25 1954-08-03 Svenska Cellulosa Ab Method of screening fibrous suspensions
FR1540994A (fr) * 1967-07-20 1968-10-04 Rhone Poulenc Sa Nouvel appareil pour le traitement de susp ensions
US3642139A (en) * 1968-08-12 1972-02-15 Peter C Wilson Apparatus for centrifugally removing liquid from a mixture
FI56564C (fi) * 1979-01-26 1980-02-11 Enso Gutzeit Oy Anordning foer tvaettning av massa
FI65829C (fi) * 1982-08-06 1984-07-10 Enso Gutzeit Oy Foerfarande foer tvaettning av cellulosa

Also Published As

Publication number Publication date
US5227075A (en) 1993-07-13
NO178217B (no) 1995-11-06
ES2077677T3 (es) 1995-12-01
FI83841C (fi) 1991-09-10
DE69021562D1 (de) 1995-09-14
CA2049952A1 (en) 1990-10-08
EP0466753B1 (en) 1995-08-09
CA2049952C (en) 2000-04-04
NO913903L (no) 1991-11-27
FI83841B (fi) 1991-05-31
JPH05500242A (ja) 1993-01-21
AU5411890A (en) 1990-11-05
FI891661A (fi) 1990-10-08
DE69021562T2 (de) 1996-03-21
WO1990011809A1 (en) 1990-10-18
NO178217C (no) 1996-02-14
BR9007275A (pt) 1992-03-17
FI891661A0 (fi) 1989-04-07
AU630185B2 (en) 1992-10-22
EP0466753A1 (en) 1992-01-22
NO913903D0 (no) 1991-10-04
NZ233238A (en) 1993-02-25
ATE126084T1 (de) 1995-08-15

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