IT1270840B - Procedimento per la fabbricazione di carta e cartone - Google Patents

Procedimento per la fabbricazione di carta e cartone

Info

Publication number
IT1270840B
IT1270840B ITMI932094A ITMI932094A IT1270840B IT 1270840 B IT1270840 B IT 1270840B IT MI932094 A ITMI932094 A IT MI932094A IT MI932094 A ITMI932094 A IT MI932094A IT 1270840 B IT1270840 B IT 1270840B
Authority
IT
Italy
Prior art keywords
pct
cardboard
sec
paper
procedure
Prior art date
Application number
ITMI932094A
Other languages
English (en)
Inventor
Giordano Donelli
Massimiliano Rosellini
Raffaella Taliento
Fausto Dore
Original Assignee
Caffaro Spa Ind Chim
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 Caffaro Spa Ind Chim filed Critical Caffaro Spa Ind Chim
Publication of ITMI932094A0 publication Critical patent/ITMI932094A0/it
Priority to ITMI932094A priority Critical patent/IT1270840B/it
Priority to AU78103/94A priority patent/AU7810394A/en
Priority to CA002169570A priority patent/CA2169570A1/en
Priority to AT94928828T priority patent/ATE170161T1/de
Priority to US08/619,750 priority patent/US5750006A/en
Priority to PCT/EP1994/003225 priority patent/WO1995009817A1/en
Priority to DE69412840T priority patent/DE69412840D1/de
Priority to PL94313732A priority patent/PL313732A1/xx
Priority to FI961420A priority patent/FI961420L/fi
Priority to EP94928828A priority patent/EP0721428B1/en
Publication of ITMI932094A1 publication Critical patent/ITMI932094A1/it
Application granted granted Critical
Publication of IT1270840B publication Critical patent/IT1270840B/it

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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/16—Sizing or water-repelling agents
    • 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
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Making Paper Articles (AREA)
ITMI932094A 1993-10-01 1993-10-01 Procedimento per la fabbricazione di carta e cartone IT1270840B (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
ITMI932094A IT1270840B (it) 1993-10-01 1993-10-01 Procedimento per la fabbricazione di carta e cartone
US08/619,750 US5750006A (en) 1993-10-01 1994-09-27 Process for making paper and cardboard
CA002169570A CA2169570A1 (en) 1993-10-01 1994-09-27 Process for making paper and cardboard
AT94928828T ATE170161T1 (de) 1993-10-01 1994-09-27 Verfahren zur herstellung von papier und karton
AU78103/94A AU7810394A (en) 1993-10-01 1994-09-27 Process for making paper and cardboard
PCT/EP1994/003225 WO1995009817A1 (en) 1993-10-01 1994-09-27 Process for making paper and cardboard
DE69412840T DE69412840D1 (de) 1993-10-01 1994-09-27 Verfahren zur herstellung von papier und karton
PL94313732A PL313732A1 (en) 1993-10-01 1994-09-27 Paper and paperboard manufacturing method
FI961420A FI961420L (fi) 1993-10-01 1994-09-27 Menetelmä paperin ja kartongin valmistamiseksi
EP94928828A EP0721428B1 (en) 1993-10-01 1994-09-27 Process for making paper and cardboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI932094A IT1270840B (it) 1993-10-01 1993-10-01 Procedimento per la fabbricazione di carta e cartone

Publications (3)

Publication Number Publication Date
ITMI932094A0 ITMI932094A0 (it) 1993-10-01
ITMI932094A1 ITMI932094A1 (it) 1995-04-01
IT1270840B true IT1270840B (it) 1997-05-13

Family

ID=11366970

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI932094A IT1270840B (it) 1993-10-01 1993-10-01 Procedimento per la fabbricazione di carta e cartone

Country Status (10)

Country Link
US (1) US5750006A (it)
EP (1) EP0721428B1 (it)
AT (1) ATE170161T1 (it)
AU (1) AU7810394A (it)
CA (1) CA2169570A1 (it)
DE (1) DE69412840D1 (it)
FI (1) FI961420L (it)
IT (1) IT1270840B (it)
PL (1) PL313732A1 (it)
WO (1) WO1995009817A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2008276458A1 (en) * 2007-07-17 2009-01-22 W. R. Grace & Co.-Conn. Basic aluminum nitrate
CN102167460B (zh) * 2011-03-25 2012-07-25 中国科学院南京土壤研究所 一种含有有机膦酸和无机磷废水处理工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1107717A (en) * 1964-06-03 1968-03-27 Peter Spence & Sons Ltd Improvements in or relating to paper
US4039438A (en) * 1975-10-15 1977-08-02 Anderson Donald R Biological denitrification of water
JPS5939199B2 (ja) * 1977-02-18 1984-09-21 山田工業株式会社 汚水の生物学的脱窒素法
DE3232095A1 (de) * 1982-08-28 1984-03-01 Linde Ag, 6200 Wiesbaden Verfahren zur denitrifikation von kohlenstofffreiem wasser
DE3838864A1 (de) * 1988-11-17 1990-05-31 Giulini Chemie Verfahren zur ausfaellung und flockung von geloesten wasser- und abwasserinhaltsstoffen sowie schwebstoffen bei der wasseraufbereitung
DE3917368A1 (de) * 1989-05-29 1991-03-21 Degremont Verfahren zur biologischen umwandlung geloester nitrate und anlage zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
FI961420A0 (fi) 1996-03-29
FI961420A7 (fi) 1996-03-29
US5750006A (en) 1998-05-12
PL313732A1 (en) 1996-07-22
EP0721428A1 (en) 1996-07-17
DE69412840D1 (de) 1998-10-01
ATE170161T1 (de) 1998-09-15
EP0721428B1 (en) 1998-08-26
CA2169570A1 (en) 1995-04-13
ITMI932094A1 (it) 1995-04-01
ITMI932094A0 (it) 1993-10-01
FI961420L (fi) 1996-03-29
WO1995009817A1 (en) 1995-04-13
AU7810394A (en) 1995-05-01

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Legal Events

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