ATE57965T1 - Verfahren zur papierherstellung. - Google Patents

Verfahren zur papierherstellung.

Info

Publication number
ATE57965T1
ATE57965T1 AT86850039T AT86850039T ATE57965T1 AT E57965 T1 ATE57965 T1 AT E57965T1 AT 86850039 T AT86850039 T AT 86850039T AT 86850039 T AT86850039 T AT 86850039T AT E57965 T1 ATE57965 T1 AT E57965T1
Authority
AT
Austria
Prior art keywords
sulphite
paper making
paper
production
combination
Prior art date
Application number
AT86850039T
Other languages
German (de)
English (en)
Inventor
Ulla Karin Elisabet Helmer
Original Assignee
Eka Nobel 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 Eka Nobel Ab filed Critical Eka Nobel Ab
Application granted granted Critical
Publication of ATE57965T1 publication Critical patent/ATE57965T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Luminescent Compositions (AREA)
  • Steroid Compounds (AREA)
  • Golf Clubs (AREA)
  • Toys (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Making Paper Articles (AREA)
AT86850039T 1985-02-15 1986-02-07 Verfahren zur papierherstellung. ATE57965T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8500715A SE8500715L (sv) 1985-02-15 1985-02-15 Sett vid pappersframstellning
EP86850039A EP0192623B1 (en) 1985-02-15 1986-02-07 A method at the production of paper

Publications (1)

Publication Number Publication Date
ATE57965T1 true ATE57965T1 (de) 1990-11-15

Family

ID=20359131

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86850039T ATE57965T1 (de) 1985-02-15 1986-02-07 Verfahren zur papierherstellung.

Country Status (7)

Country Link
EP (1) EP0192623B1 (sv)
AT (1) ATE57965T1 (sv)
DE (1) DE3675231D1 (sv)
ES (1) ES8801401A1 (sv)
FI (1) FI84635C (sv)
NO (1) NO168843C (sv)
SE (1) SE8500715L (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5326479A (en) * 1993-09-01 1994-07-05 Nalco Chemical Company Treatment of pulp and paper wastewater with reducing agent and a polymer for color removal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT947732B (it) * 1971-02-27 1973-05-30 Asahi Chemical Ind Processo per il trattamento delle aldeidi
FR2306944A1 (fr) * 1975-04-09 1976-11-05 Speichim Procede de traitement d'eaux residuaires formophenoliques
US4409375A (en) * 1982-02-11 1983-10-11 Champion International Corporation Method for scavenging aldehydes
DE3222195A1 (de) * 1982-06-12 1983-12-15 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von spanholzwerkstoffen mit verringerter formaldehydemission

Also Published As

Publication number Publication date
DE3675231D1 (de) 1990-12-06
ES8801401A1 (es) 1987-12-16
NO860558L (no) 1986-08-18
FI860650A (fi) 1986-08-16
NO168843B (no) 1991-12-30
FI84635C (sv) 1993-07-28
SE8500715L (sv) 1986-08-16
FI860650A0 (fi) 1986-02-12
EP0192623B1 (en) 1990-10-31
SE8500715D0 (sv) 1985-02-15
NO168843C (no) 1992-04-08
EP0192623A1 (en) 1986-08-27
ES552021A0 (es) 1987-12-16
FI84635B (fi) 1991-09-13

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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