FI57245C - Saett att rena avloppsvatten innehaollande cellulosafibrer - Google Patents

Saett att rena avloppsvatten innehaollande cellulosafibrer Download PDF

Info

Publication number
FI57245C
FI57245C FI36073A FI36073A FI57245C FI 57245 C FI57245 C FI 57245C FI 36073 A FI36073 A FI 36073A FI 36073 A FI36073 A FI 36073A FI 57245 C FI57245 C FI 57245C
Authority
FI
Finland
Prior art keywords
water
resin
cellulosafibrer
avloppsvatten
innehaollande
Prior art date
Application number
FI36073A
Other languages
English (en)
Finnish (fi)
Other versions
FI57245B (fi
Inventor
Einar Sigurd Hecktor
Helge Storstroem
Gert Walter Ludwig Eselboeck
Original Assignee
Casco 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 Casco Ab filed Critical Casco Ab
Publication of FI57245B publication Critical patent/FI57245B/fi
Application granted granted Critical
Publication of FI57245C publication Critical patent/FI57245C/fi

Links

Classifications

    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Paper (AREA)
FI36073A 1972-02-22 1973-02-07 Saett att rena avloppsvatten innehaollande cellulosafibrer FI57245C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE216672 1972-02-22
SE216672A SE357950B (no) 1972-02-22 1972-02-22

Publications (2)

Publication Number Publication Date
FI57245B FI57245B (fi) 1980-03-31
FI57245C true FI57245C (fi) 1980-07-10

Family

ID=20259471

Family Applications (1)

Application Number Title Priority Date Filing Date
FI36073A FI57245C (fi) 1972-02-22 1973-02-07 Saett att rena avloppsvatten innehaollande cellulosafibrer

Country Status (10)

Country Link
JP (1) JPS5225027B2 (no)
AT (1) AT320544B (no)
CA (1) CA1004782A (no)
DD (1) DD101650A5 (no)
DE (1) DE2308815C3 (no)
FI (1) FI57245C (no)
FR (1) FR2173166A1 (no)
IT (1) IT977422B (no)
NO (1) NO132275C (no)
SE (1) SE357950B (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE459925B (sv) * 1987-12-23 1989-08-21 Boliden Ab Avskiljning av harts ur massaavlutar
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5173208A (en) * 1991-06-17 1992-12-22 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater
US5670021A (en) * 1992-01-29 1997-09-23 Kemira Kemi Aktiebolag Process for production of paper
SE500783C2 (sv) * 1992-05-05 1994-09-05 Eka Nobel Ab Sätt att rena vedhartsinnehållande process- eller avloppsvatten
SE9303762L (sv) * 1993-11-15 1995-05-16 Eka Nobel Ab Sätt att rena processvatten från massaframställning
SE509777C2 (sv) 1997-07-07 1999-03-08 Kemira Kemi Ab Sätt att förbättra retentionen vid avvattning av en cellulosafibersuspension genom användning av ett medel, som inbegriper ett fenolformaldehydharts och en polyetylenoxid
GB9800497D0 (en) * 1998-01-09 1998-03-04 Allied Colloids Ltd Dewatering of sludges

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3141816A (en) * 1960-07-27 1964-07-21 Nalco Chemical Co Method of improving operational efficiency of white water recovery systems

Also Published As

Publication number Publication date
NO132275C (no) 1975-10-15
JPS5225027B2 (no) 1977-07-05
FI57245B (fi) 1980-03-31
AT320544B (de) 1975-02-10
CA1004782A (en) 1977-02-01
DD101650A5 (no) 1973-11-12
NO132275B (no) 1975-07-07
DE2308815A1 (de) 1973-09-06
FR2173166B1 (no) 1976-11-05
IT977422B (it) 1974-09-10
DE2308815B2 (de) 1981-03-19
FR2173166A1 (en) 1973-10-05
SE357950B (no) 1973-07-16
DE2308815C3 (de) 1982-01-28
JPS4898653A (no) 1973-12-14

Similar Documents

Publication Publication Date Title
KR100568554B1 (ko) 제지 산업에서 유래하는 슬러지의 탈수방법
FI57245C (fi) Saett att rena avloppsvatten innehaollande cellulosafibrer
FI106950B (fi) Vedenpoisto vesipitoisista suspensioista
US7718075B2 (en) Method for improving the consolidation and dewatering of suspended particulate matter
RU2000120919A (ru) Обезвоживание отходов бумажной промышленности
Borchate et al. Application of coagulation flocculation for vegetable tannery wastewater
JP2002500104A5 (no)
US4141691A (en) Use of water soluble polymers in coal flotation circuits
FI65217B (fi) Polynukleaera komplex innehaollande vattenhaltiga aluminiumsulfatkompositioner och foerfarande foer deras framstaellning
Ström et al. Formation of complexes, colloids and precipitates in aqueous mixtures of lignin sulphonate and some cationic polymers
Opedal et al. Mechanical Pulping: REVIEW: Colloidal stability and removal of extractives from process water in thermomechanical pulping
US20200102239A1 (en) Method for treating sludge
US4990262A (en) Preparation of high solid mineral slurries
US4990263A (en) Melamine-formaldehyde resins in the flocculation of high solids mineral slurries
US3141816A (en) Method of improving operational efficiency of white water recovery systems
FI78279B (fi) Foerfarande foer avlaegsnande av loesta och i kolloidal form varande stormolekyliga organiska aemnen ur traefoeraedlingsindustrins avfallsvatten.
DES RICHARDSON Extractives removal from newsprint mill process waters by dissolved air flotation
US5368742A (en) Method of removing toxic resin acids and fatty acids from pulp and paper effluent and other streams
FI75379B (fi) Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.
Lindström et al. Interactions between chlorolignin and polysulfone ultrafiltration membranes
CA2483501A1 (en) Modifier for polyelectrolytic flocculants
US4201666A (en) Treating pulp-and-paper mill streams
Licskó Colloid destabilization in the treatment of surface waters containing colloid-stabilizing pollutants
MXPA00006710A (en) Dewatering of sludges deriving from paper industry
Soong Assessment of various physiochemical treatments for the removal of dissolved and colloidal substances present in the TMP/Newsprint white waters and fungal enzymatic treated white water