DE3573144D1 - A method for removing resin from a paper pulp process liquor - Google Patents

A method for removing resin from a paper pulp process liquor

Info

Publication number
DE3573144D1
DE3573144D1 DE8585850014T DE3573144T DE3573144D1 DE 3573144 D1 DE3573144 D1 DE 3573144D1 DE 8585850014 T DE8585850014 T DE 8585850014T DE 3573144 T DE3573144 T DE 3573144T DE 3573144 D1 DE3573144 D1 DE 3573144D1
Authority
DE
Germany
Prior art keywords
resin
resultant
optionally
cleaved
added
Prior art date
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
DE8585850014T
Other languages
English (en)
Inventor
Bengt Thomas Engstrom
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.)
Boliden AB
Original Assignee
Boliden 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.)
Filing date
Publication date
Application filed by Boliden AB filed Critical Boliden AB
Application granted granted Critical
Publication of DE3573144D1 publication Critical patent/DE3573144D1/de
Expired legal-status Critical Current

Links

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Electron Beam Exposure (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
DE8585850014T 1984-01-16 1985-01-14 A method for removing resin from a paper pulp process liquor Expired DE3573144D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8400188A SE452347B (sv) 1984-01-16 1984-01-16 Forfarande vid rening av hartskontaminerade lutar vid en pappersmassaindustri

Publications (1)

Publication Number Publication Date
DE3573144D1 true DE3573144D1 (en) 1989-10-26

Family

ID=20354315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585850014T Expired DE3573144D1 (en) 1984-01-16 1985-01-14 A method for removing resin from a paper pulp process liquor

Country Status (5)

Country Link
EP (1) EP0151097B1 (de)
AT (1) ATE46550T1 (de)
DE (1) DE3573144D1 (de)
FI (1) FI76604C (de)
SE (1) SE452347B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3627407C2 (de) * 1986-08-13 1994-05-19 Steinbeis Temming Papier Gmbh Verfahren zur Reinigung von Wasserkreisläufen bei der Halbstoff- und Papierherstellung
SE459925B (sv) * 1987-12-23 1989-08-21 Boliden Ab Avskiljning av harts ur massaavlutar
US5639347A (en) * 1993-03-24 1997-06-17 Ahlstrom Machinery Inc. Method of controlling of metals in a bleach plant, using oxidation
US5509999A (en) * 1993-03-24 1996-04-23 Kamyr, Inc. Treatment of bleach plant effluents

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE391955B (sv) * 1975-07-16 1977-03-07 Korsnaes Marma Ab Sett att utvinna reningssubstanser ur den fellning, som erhalles da ligninhaltiga blekeriavloppsvatten renas genom tillsats av ett losligt aluminiumsalt i svagt sur miljo
FR2444645A1 (fr) * 1978-12-18 1980-07-18 Du Pin Cellulose Elimination des composes terpeniques des effluents industriels provenant du traitement des bois resineux

Also Published As

Publication number Publication date
ATE46550T1 (de) 1989-10-15
EP0151097A1 (de) 1985-08-07
EP0151097B1 (de) 1989-09-20
SE8400188L (sv) 1985-07-17
SE452347B (sv) 1987-11-23
FI850173A0 (fi) 1985-01-15
FI76604B (fi) 1988-07-29
SE8400188D0 (sv) 1984-01-16
FI850173L (fi) 1985-07-17
FI76604C (fi) 1988-11-10

Similar Documents

Publication Publication Date Title
FR2604198B1 (fr) Procede de traitement d'une pate papetiere par une solution enzymatique.
FI75613C (fi) Foerfarande och arrangemang foer att minska maengden ineffektiva kemikaler i kokluten.
US3833462A (en) Process of removing sodium chloride from kraft pulping process chemical recovery systems
DE3363132D1 (en) Process for the continuous removal of silicic acid from waste liquors deriving from cellulose pulp production
DE3573144D1 (en) A method for removing resin from a paper pulp process liquor
US4770742A (en) Method for increasing the efficiency of a causticizing process
SE7901031L (sv) Forfarande for aterupparbetning av hogverdig makulatur
US4456750A (en) Method for controlling the alkalinity of feed circulation when prehydrolyzing wood chips
US2734037A (en) Method of introducing sulfite waste
US3061408A (en) Recovery of chemicals from waste liquors
US4761238A (en) Method of treatment of the circulation water of a paper mill
US2727028A (en) Treatment of waste sulphite liquor and products thereof
PT88435A (pt) Procede de fabrication de pate a papier
ATE15877T1 (de) Verfahren zur herstellung von dihydroxialuminiumnatriumcarbonat.
SU1756434A1 (ru) Способ получени целлюлозы дл изготовлени бумаги дл электролитических конденсаторов
CA1267255A (en) Method for increasing the efficiency of a causticizing process
SU1148919A1 (ru) Способ получени целлюлозы дл химической переработки
FR2402626A1 (fr) Procede de traitement des eaux
GB1516062A (en) Method of condensing and/or polymerising sulphonated lignin containing materials
PT82918A (fr) Procede et installation de fabrication de furfural a partir de solution aqueuses liquides de xyloses de preference a partir d'une liqueur noire residuelle de fabrication de pate a papier ou de pate textile
US1909929A (en) Production of pulp
SU834296A1 (ru) Способ подготовки наполнител дл пОлучЕНи буМАги
GB997359A (en) Chemical process for pulping wood
SU1320307A1 (ru) Способ получени электроизол ционной целлюлозы
Hammar et al. Measures taken against water pollution in the kraft pulp and paper industry

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee