ATE46550T1 - Verfahren zur entfernung von harz aus einer papierfaserstofflauge. - Google Patents

Verfahren zur entfernung von harz aus einer papierfaserstofflauge.

Info

Publication number
ATE46550T1
ATE46550T1 AT85850014T AT85850014T ATE46550T1 AT E46550 T1 ATE46550 T1 AT E46550T1 AT 85850014 T AT85850014 T AT 85850014T AT 85850014 T AT85850014 T AT 85850014T AT E46550 T1 ATE46550 T1 AT E46550T1
Authority
AT
Austria
Prior art keywords
resin
resultant
optionally
cleaved
added
Prior art date
Application number
AT85850014T
Other languages
English (en)
Inventor
Bengt Thomas Engstroem
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 ATE46550T1 publication Critical patent/ATE46550T1/de

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)
AT85850014T 1984-01-16 1985-01-14 Verfahren zur entfernung von harz aus einer papierfaserstofflauge. ATE46550T1 (de)

Applications Claiming Priority (2)

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
EP85850014A EP0151097B1 (de) 1984-01-16 1985-01-14 Verfahren zur Entfernung von Harz aus einer Papierfaserstofflauge

Publications (1)

Publication Number Publication Date
ATE46550T1 true ATE46550T1 (de) 1989-10-15

Family

ID=20354315

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85850014T ATE46550T1 (de) 1984-01-16 1985-01-14 Verfahren zur entfernung von harz aus einer papierfaserstofflauge.

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
SE452347B (sv) 1987-11-23
EP0151097A1 (de) 1985-08-07
FI850173A0 (fi) 1985-01-15
FI76604C (fi) 1988-11-10
EP0151097B1 (de) 1989-09-20
FI76604B (fi) 1988-07-29
SE8400188L (sv) 1985-07-17
DE3573144D1 (en) 1989-10-26
SE8400188D0 (sv) 1984-01-16
FI850173L (fi) 1985-07-17

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee