CA1173603A - Regulateur sur diffuseur sous pression - Google Patents

Regulateur sur diffuseur sous pression

Info

Publication number: CA1173603A
Authority: CA; Canada
Prior art keywords: pulp; liquid; withdrawn; slurry; flow
Prior art date: 1980-12-31
Legal status (The legal status 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 status listed.): Expired

Application number

CA000392616A

Other languages

English (en)

Inventor

Finn Jacobsen

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Metso Fiber Karlstad AB

Original Assignee

Kamyr 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.)

1980-12-31

Filing date

1981-12-18

Publication date

1984-09-04

1981-12-18 Application filed by Kamyr AB filed Critical Kamyr AB

1984-09-04 Application granted granted Critical

1984-09-04 Publication of CA1173603A publication Critical patent/CA1173603A/fr

Status Expired legal-status Critical Current

Links

239000007788 liquid Substances 0.000 claims abstract description 55
238000000034 method Methods 0.000 claims abstract description 48
230000008569 process Effects 0.000 claims abstract description 12
238000000605 extraction Methods 0.000 claims description 25
239000000126 substance Substances 0.000 claims description 25
239000002002 slurry Substances 0.000 claims description 23
238000006073 displacement reaction Methods 0.000 claims description 11
238000007599 discharging Methods 0.000 claims description 8
230000004044 response Effects 0.000 claims description 5
238000001816 cooling Methods 0.000 claims description 4
230000000694 effects Effects 0.000 claims description 4
238000010438 heat treatment Methods 0.000 claims description 4
239000000654 additive Substances 0.000 claims description 3
229920003043 Cellulose fiber Polymers 0.000 claims 3
239000000835 fiber Substances 0.000 claims 3
238000005259 measurement Methods 0.000 claims 3
230000000996 additive effect Effects 0.000 claims 1
230000000087 stabilizing effect Effects 0.000 claims 1
238000010348 incorporation Methods 0.000 abstract description 2
239000000706 filtrate Substances 0.000 description 8
230000001276 controlling effect Effects 0.000 description 7
239000007789 gas Substances 0.000 description 6
238000007792 addition Methods 0.000 description 5
230000014759 maintenance of location Effects 0.000 description 5
239000002131 composite material Substances 0.000 description 3
239000000725 suspension Substances 0.000 description 3
230000008859 change Effects 0.000 description 2
239000013461 intermediate chemical Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000005457 optimization Methods 0.000 description 2
230000001105 regulatory effect Effects 0.000 description 2
238000003860 storage Methods 0.000 description 2
241000370685 Arge Species 0.000 description 1
239000006096 absorbing agent Substances 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000012937 correction Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000000243 solution Substances 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000005406 washing Methods 0.000 description 1

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Processing Of Color Television Signals (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Investigating Or Analysing Biological Materials (AREA)
Materials For Medical Uses (AREA)

CA000392616A 1980-12-31 1981-12-18 Regulateur sur diffuseur sous pression Expired CA1173603A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US22181280A	1980-12-31	1980-12-31
US221,812		1980-12-31

Publications (1)

Publication Number	Publication Date
CA1173603A true CA1173603A (fr)	1984-09-04

Family

ID=22829494

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000392616A Expired CA1173603A (fr)	1980-12-31	1981-12-18	Regulateur sur diffuseur sous pression

Country Status (8)

Country	Link
EP (1)	EP0055701B1 (fr)
JP (1)	JPS57133292A (fr)
AT (1)	ATE16614T1 (fr)
BR (1)	BR8108558A (fr)
CA (1)	CA1173603A (fr)
DE (1)	DE3173030D1 (fr)
FI (1)	FI69139C (fr)
NO (1)	NO157626C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5021127A (en) *	1987-12-01	1991-06-04	Kamyr, Inc.	Extended delignification in pressure diffusers
US5066362A (en) *	1987-12-01	1991-11-19	Kamyr, Inc.	Extended delignification in pressure diffusers

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4793161A (en) *	1987-11-27	1988-12-27	Kamyr Ab	Effective diffuser/thickener screen backflushing
US4908896A (en) *	1987-11-27	1990-03-20	Kamyr Ab	Backflushing pressure diffuser screens
SE462435B (sv) *	1988-11-11	1990-06-25	Kamyr Ab	Saett att stabilisera tryck- och floedesfoerhaallandena i en silapparat och silapparat haerfoer
US4975148A (en) *	1988-12-06	1990-12-04	Ahlstromforetagen Svenska Ab	Cold blow system for batch production of pulp
FI82082C (fi) *	1989-03-29	1991-12-10	Ahlstroem Oy	Foerfarande och anordning foer behandling av massa.
US5538632A (en) *	1993-10-28	1996-07-23	Beloit Technologies, Inc.	Multiple filter dynamic washer
WO2015080190A1 (fr) *	2013-11-29	2015-06-04	三菱化学株式会社	Dispositif de nettoyage de suspension concentrée et système de nettoyage
FI130499B (en) *	2021-03-25	2023-10-10	Metsae Fibre Oy	Method and device for treating mixtures of liquids and solids

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE312269B (fr) *	1964-12-17	1969-07-07	T Aremaa
FR1468440A (fr) *	1965-02-17	1967-02-03	Kamyr Ab	Procédé pour agir sur la consistance de pulpe cellulosique dans des installations de blanchiment
US3807202A (en) *	1969-09-30	1974-04-30	K Gunkel	Continuous washing apparatus for pulp stock and the like
SE394821B (sv) *	1975-04-15	1977-07-11	Kamyr Ab	Sett och anordning for avvattning av suspensioner i rorelse
GB1566099A (en) *	1976-11-11	1980-04-30	Largo Lintec Ltd	Pulping cellulosic material
US4212239A (en) *	1979-02-15	1980-07-15	Hobart Corporation	Method and apparatus for removing moisture from wet pulp

1981
- 1981-12-18 CA CA000392616A patent/CA1173603A/fr not_active Expired
- 1981-12-18 AT AT81890204T patent/ATE16614T1/de not_active IP Right Cessation
- 1981-12-18 DE DE8181890204T patent/DE3173030D1/de not_active Expired
- 1981-12-18 EP EP81890204A patent/EP0055701B1/fr not_active Expired
- 1981-12-28 NO NO814440A patent/NO157626C/no not_active IP Right Cessation
- 1981-12-28 FI FI814173A patent/FI69139C/fi not_active IP Right Cessation
- 1981-12-30 BR BR8108558A patent/BR8108558A/pt not_active IP Right Cessation
- 1981-12-31 JP JP56216193A patent/JPS57133292A/ja active Pending

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5021127A (en) *	1987-12-01	1991-06-04	Kamyr, Inc.	Extended delignification in pressure diffusers
US5066362A (en) *	1987-12-01	1991-11-19	Kamyr, Inc.	Extended delignification in pressure diffusers

Also Published As

Publication number	Publication date
BR8108558A (pt)	1982-10-19
FI69139C (fi)	1985-12-10
DE3173030D1 (en)	1986-01-02
FI69139B (fi)	1985-08-30
NO157626C (no)	1988-04-20
NO814440L (no)	1982-07-01
ATE16614T1 (de)	1985-12-15
NO157626B (no)	1988-01-11
EP0055701B1 (fr)	1985-11-21
JPS57133292A (en)	1982-08-17
FI814173L (fi)	1982-07-01
EP0055701A1 (fr)	1982-07-07

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Legal Events

Date	Code	Title	Description
2001-09-05	MKEC	Expiry (correction)
2001-12-18	MKEX	Expiry