PT91097A - Processo, aparelho e arranjo para limpeza dos contaminantes leves de uma suspensao de fibras - Google Patents

Processo, aparelho e arranjo para limpeza dos contaminantes leves de uma suspensao de fibras

Info

Publication number
PT91097A
PT91097A PT91097A PT9109789A PT91097A PT 91097 A PT91097 A PT 91097A PT 91097 A PT91097 A PT 91097A PT 9109789 A PT9109789 A PT 9109789A PT 91097 A PT91097 A PT 91097A
Authority
PT
Portugal
Prior art keywords
contaminants
fibers
suspension
cleaning
arrangement
Prior art date
Application number
PT91097A
Other languages
English (en)
Other versions
PT91097B (pt
Original Assignee
Wikdahl Nils Anders Lennart
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 Wikdahl Nils Anders Lennart filed Critical Wikdahl Nils Anders Lennart
Publication of PT91097A publication Critical patent/PT91097A/pt
Publication of PT91097B publication Critical patent/PT91097B/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
    • D21D5/24—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force in cyclones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/181—Bulkheads or central bodies in the discharge opening

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cyclones (AREA)
  • Paper (AREA)
PT91097A 1988-07-08 1989-07-07 Processo, aparelho e arranjo para limpeza dos contaminantes leves de uma suspensao de fibras PT91097B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8802580A SE469279C (sv) 1988-07-08 1988-07-08 Sätt och anordning för att befria en fibersuspension från lätta föroreningar

Publications (2)

Publication Number Publication Date
PT91097A true PT91097A (pt) 1990-02-08
PT91097B PT91097B (pt) 1994-12-30

Family

ID=20372874

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91097A PT91097B (pt) 1988-07-08 1989-07-07 Processo, aparelho e arranjo para limpeza dos contaminantes leves de uma suspensao de fibras

Country Status (9)

Country Link
EP (1) EP0424431A1 (pt)
JP (1) JPH04500392A (pt)
AU (1) AU627754B2 (pt)
ES (1) ES2015722A6 (pt)
FI (1) FI910100A7 (pt)
NZ (1) NZ229835A (pt)
PT (1) PT91097B (pt)
SE (2) SE469279C (pt)
WO (1) WO1990000646A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0544683B1 (en) * 1990-06-15 1995-03-15 Heidemij Realisatie B.V. Flotation cyclone
AU698958B2 (en) * 1995-05-22 1998-11-12 Nordson Corporation Cyclone recovery system and cyclone separator with perforated thimble
US5788728A (en) * 1996-12-03 1998-08-04 Nordson Corporation Powder coating booth with improved cyclone separator
IN2014DN09180A (pt) * 2012-04-03 2015-07-10 Ovivo Luxembourg Sarl
CN113272069B (zh) * 2019-01-10 2023-04-21 维美德技术有限公司 水力旋流器废料室

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE201650C1 (pt) * 1965-01-01
SE208474C1 (pt) *
SE226259C1 (pt) * 1969-04-29
SE311470B (pt) * 1965-02-24 1969-06-09 Noss Ab
SE305113B (pt) * 1965-11-01 1968-10-14 Svenska Flaektfabriken Ab
SE371375B (pt) * 1973-03-05 1974-11-18 Celleco Ab
US3928186A (en) * 1973-07-24 1975-12-23 Boise Cascade Corp Combined pulp cleaning system including high and low pressure drop hydrocyclone cleaners
FI80837C (fi) * 1985-05-03 1990-08-10 Larox Ag Hydrauliskt klassifiseringsfoerfarande och -anordning.
GB8604462D0 (en) * 1986-02-22 1986-03-26 Elp Products Ltd Hydrocyclone
DE3633150A1 (de) * 1986-09-30 1988-04-07 Voith Gmbh J M Wirbelreiniger
WO1988003842A1 (en) * 1986-11-26 1988-06-02 Delawood Pty. Ltd. Hydrocyclones
FI77066C (fi) * 1987-09-01 1989-01-10 Ahlstroem Oy Foerfarande och anordning foer rening av massasuspension.

Also Published As

Publication number Publication date
AU627754B2 (en) 1992-09-03
NZ229835A (en) 1992-03-26
FI910100A0 (fi) 1991-01-08
SE469279B (sv) 1993-06-14
WO1990000646A1 (en) 1990-01-25
SE8802580L (sv) 1990-01-09
AU3861889A (en) 1990-02-05
SE469279C (sv) 1997-10-20
FI910100A7 (fi) 1991-01-08
JPH04500392A (ja) 1992-01-23
SE8802580D0 (sv) 1988-07-08
PT91097B (pt) 1994-12-30
ES2015722A6 (es) 1990-09-01
EP0424431A1 (en) 1991-05-02

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940617

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19951231