FI812581A7 - System för avgasning av mäld. - Google Patents

System för avgasning av mäld. Download PDF

Info

Publication number: FI812581A7
Authority: FI; Finland
Prior art keywords: pulp; gases formed; removing gases; gases
Prior art date: 1980-08-25

Application number

FI812581A

Other languages

English (en)

Finnish (fi)

Other versions

FI812581L (fi

Inventor

Nils Eric Andersson

Sten Eriksson

Bengt Sinner

Original Assignee

Asea Ab

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.)

1980-08-25

Filing date

1981-08-21

Publication date

1982-02-26

1981-08-21 Application filed by Asea Ab filed Critical Asea Ab

1982-02-26 Publication of FI812581L publication Critical patent/FI812581L/fi

1982-02-26 Publication of FI812581A7 publication Critical patent/FI812581A7/sv

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
- D21D5/26—De-aeration of paper stock
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0042—Degasification of liquids modifying the liquid flow
- B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
- B01D19/0057—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused the centrifugal movement being caused by a vortex, e.g. using a cyclone, or by a tangential inlet
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0068—General arrangements, e.g. flowsheets

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Paper (AREA)
Degasification And Air Bubble Elimination (AREA)
Physical Water Treatments (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

FI812581A 1980-08-25 1981-08-21 System för avgasning av mäld. FI812581A7 (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8005927A SE423117B (sv)	1980-08-25	1980-08-25	System for avgasning av meld

Publications (2)

Publication Number	Publication Date
FI812581L FI812581L (fi)	1982-02-26
FI812581A7 true FI812581A7 (sv)	1982-02-26

Family

ID=20341591

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI812581A FI812581A7 (sv)	1980-08-25	1981-08-21	System för avgasning av mäld.

Country Status (7)

Country	Link
US (1)	US4378978A (sv)
BR (1)	BR8105372A (sv)
DE (1)	DE3132217A1 (sv)
FI (1)	FI812581A7 (sv)
FR (1)	FR2488809A1 (sv)
GB (1)	GB2082470B (sv)
SE (1)	SE423117B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4443232A (en) *	1982-09-29	1984-04-17	Clark & Vicario Corporation	Deaerated liquid stock supply
US4478615A (en) *	1982-09-29	1984-10-23	Clark & Vicario Corporation	Deaerated liquid stock supply
US4758252A (en) *	1987-06-26	1988-07-19	The Boc Group, Inc.	Hydrostatic method employing PSA vent gas pressure for vacuum regeneration
FI87538C (sv) *	1990-02-13	1993-01-25	Ahlstroem Oy	Förfarande och anordning för avlägsnande av vätska från fällningsanord ningar, filterapparater, tvättare och dylika
DE4106140C2 (de) *	1991-02-27	1994-11-24	Escher Wyss Gmbh	Vorrichtung und deren Anwendung zur Entlüftung einer Papierstoffsuspension
JP4111999B2 (ja) *	1995-02-01	2008-07-02	デュラセル、インコーポレーテッド	スラリ製造方法
US5632603A (en) *	1995-02-01	1997-05-27	Duracell Inc.	Slurry transfer and densification through vacuum pumping
FI104514B (sv) *	1997-02-18	2000-02-15	Safematic Oy	Arrangemang i samband med ett cirkulationssmörjsystem
US6214242B1 (en) *	1998-11-18	2001-04-10	Frederick B. Swensen	Direct injection air stripping method and apparatus
FI19991793A7 (sv) *	1999-08-23	2001-02-24	Andritz Oy	Förfarande för styrning av funktionen av ett inflödessystem hos en pappersmaskin eller liknande
SE532643C2 (sv) *	2008-07-03	2010-03-09	Metso Paper Inc	Förfarande och apparat för styrning av flöde av massasuspension

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2614656A (en) *	1949-08-15	1952-10-21	Rotareaed Corp	Deaerating a suspension of papermaking stock
US2685937A (en) *	1949-08-15	1954-08-10	Rotareald Corp	Deaerating a susp ension of cellulosic fibers
US2751031A (en) *	1953-05-21	1956-06-19	Clark & Vicario Corp	Conditioning paper-making stock
USRE29472E (en)	1971-09-29	1977-11-15	Clark & Vicario Corporation	Conduit system for conveying fibrous stock from deaerator chamber to headbox in papermaking machine
SE409128B (sv) *	1977-11-24	1979-07-30	Celleco Ab	Sett att avgasa pappersmeld och anordning for genomforande av settet
US4219340A (en) *	1978-12-14	1980-08-26	Clark & Vicario Corporation	Method and apparatus for outflowing liquids from chamber maintained under vacuum

1980
- 1980-08-25 SE SE8005927A patent/SE423117B/sv unknown
1981
- 1981-08-14 DE DE19813132217 patent/DE3132217A1/de not_active Withdrawn
- 1981-08-19 FR FR8115929A patent/FR2488809A1/fr active Granted
- 1981-08-21 FI FI812581A patent/FI812581A7/sv not_active Application Discontinuation
- 1981-08-21 US US06/295,086 patent/US4378978A/en not_active Expired - Fee Related
- 1981-08-24 BR BR8105372A patent/BR8105372A/pt unknown
- 1981-08-24 GB GB8125770A patent/GB2082470B/en not_active Expired

Also Published As

Publication number	Publication date
US4378978A (en)	1983-04-05
FR2488809B1 (sv)	1983-12-16
FI812581L (fi)	1982-02-26
BR8105372A (pt)	1982-08-31
FR2488809A1 (fr)	1982-02-26
SE423117B (sv)	1982-04-13
GB2082470B (en)	1984-04-18
DE3132217A1 (de)	1982-08-19
GB2082470A (en)	1982-03-10
SE8005927L (sv)	1982-02-26

Publication	Publication Date	Title
NO153675C (no)	1986-05-07	Filteranordning for en sigarett eller lignende.
NO158825C (no)	1988-11-02	Perforeringsapparat.
NO810794L (no)	1981-09-11	Fluidumregister-system.
NO822136L (no)	1982-12-27	Syklon-separator.
ATE8916T1 (de)	1984-08-15	Papierherstellung.
NO156670C (no)	1991-09-12	Fremgangsmaate for bestemmelse av permeabiliteten i en formasjon.
IT8319705A0 (it)	1983-02-23	Valigia a rotelle.
FI812581A7 (sv)	1982-02-26	System för avgasning av mäld.
NO822619L (no)	1983-02-04	Anordning ved sigaretter.
ES520759A0 (es)	1984-11-01	Un proceso de desoxigenacion.
FI73925B (fi)	1987-08-31	Styrsystem foer fordon.
FI810855A7 (sv)	1981-09-22	Kontrollsystem.
FI811480A7 (sv)	1982-02-03	Anordning för att korrugera rör.
IT8123357A0 (it)	1981-08-04	Macchina brocciatrice.
NO153249C (no)	1986-02-12	Anordning ved seilbrett.
ES536270A0 (es)	1985-12-16	Un microscopio.
NO154976C (no)	1987-01-21	Ejektoranordning.
IT8124805A0 (it)	1981-10-30	Elettrofotocopiatrice per disegni tecnici.
NO156959C (no)	1988-02-03	Kartong.
FI830611A7 (sv)	1983-02-24	Trycklåda.
NO153758C (no)	1986-05-21	Anordning ved fartoey.
ES267888Y (es)	1984-02-01	Un cucurucho.
ES522977A0 (es)	1984-10-01	Un fosforamidotionato.
NO147887C (no)	1983-06-29	Anordning ved sluttstykke for en doerlaas.
NO802371L (no)	1982-02-09	Avvannings-system.

Legal Events

Date	Code	Title	Description
2004-08-31	FA	Application withdrawn [patent]	Owner name: ASEA AKTIEBOLAG