IT952957B - Procedimento e dispositivo per la disinchiostrazione della carta usa ta stampata - Google Patents

Procedimento e dispositivo per la disinchiostrazione della carta usa ta stampata

Info

Publication number
IT952957B
IT952957B IT6777372A IT6777372A IT952957B IT 952957 B IT952957 B IT 952957B IT 6777372 A IT6777372 A IT 6777372A IT 6777372 A IT6777372 A IT 6777372A IT 952957 B IT952957 B IT 952957B
Authority
IT
Italy
Prior art keywords
deinking
procedure
printed paper
printed
paper
Prior art date
Application number
IT6777372A
Other languages
English (en)
Italian (it)
Original Assignee
Vyskumny Ustav Papieru
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 Vyskumny Ustav Papieru filed Critical Vyskumny Ustav Papieru
Application granted granted Critical
Publication of IT952957B publication Critical patent/IT952957B/it

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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • D21C5/027—Chemicals therefor
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D9/00—Chemical paint or ink removers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
IT6777372A 1971-03-11 1972-03-11 Procedimento e dispositivo per la disinchiostrazione della carta usa ta stampata IT952957B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS180471A CS173696B1 (fr) 1971-03-11 1971-03-11

Publications (1)

Publication Number Publication Date
IT952957B true IT952957B (it) 1973-07-30

Family

ID=5353340

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6777372A IT952957B (it) 1971-03-11 1972-03-11 Procedimento e dispositivo per la disinchiostrazione della carta usa ta stampata

Country Status (9)

Country Link
JP (1) JPS5650037B1 (fr)
AT (1) AT320428B (fr)
CS (1) CS173696B1 (fr)
DD (1) DD96281A1 (fr)
FI (1) FI53725C (fr)
FR (1) FR2129617A5 (fr)
GB (2) GB1391112A (fr)
IT (1) IT952957B (fr)
NL (1) NL169910C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756711C2 (de) * 1977-12-20 1979-02-15 J.M. Voith Gmbh, 7920 Heidenheim Verfahren zum Deinken von bedrucktem Altpapier
AU2003260511A1 (en) * 2003-08-04 2005-03-07 Talleres Galarza, S.L. System, machine, installation and elements for the production of cellulose cases

Also Published As

Publication number Publication date
AT320428B (de) 1975-02-10
FR2129617A5 (fr) 1972-10-27
NL169910B (nl) 1982-04-01
GB1391112A (en) 1975-04-16
NL169910C (nl) 1982-09-01
CS173696B1 (fr) 1977-03-31
DE2211079B2 (de) 1977-01-27
GB1391111A (en) 1975-04-16
DE2211079A1 (de) 1972-09-14
FI53725C (fi) 1978-07-10
JPS5650037B1 (fr) 1981-11-26
FI53725B (fr) 1978-03-31
NL7203171A (fr) 1972-09-13
DD96281A1 (fr) 1973-03-12

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