IT1146404B - Processo a lavaggio integrato per la disinchiostrazione della carta da macero - Google Patents

Processo a lavaggio integrato per la disinchiostrazione della carta da macero

Info

Publication number
IT1146404B
IT1146404B IT2694480A IT2694480A IT1146404B IT 1146404 B IT1146404 B IT 1146404B IT 2694480 A IT2694480 A IT 2694480A IT 2694480 A IT2694480 A IT 2694480A IT 1146404 B IT1146404 B IT 1146404B
Authority
IT
Italy
Prior art keywords
removal process
printed paper
waste printed
secs
pref
Prior art date
Application number
IT2694480A
Other languages
English (en)
Other versions
IT8026944A0 (it
Inventor
Giulio Calmanti
Alfonso Gatti
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT2694480A priority Critical patent/IT1146404B/it
Publication of IT8026944A0 publication Critical patent/IT8026944A0/it
Priority to SE8107564A priority patent/SE454520B/sv
Priority to GR66879A priority patent/GR81391B/el
Priority to YU305981A priority patent/YU42121B/xx
Application granted granted Critical
Publication of IT1146404B publication Critical patent/IT1146404B/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
    • 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
IT2694480A 1980-12-23 1980-12-23 Processo a lavaggio integrato per la disinchiostrazione della carta da macero IT1146404B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT2694480A IT1146404B (it) 1980-12-23 1980-12-23 Processo a lavaggio integrato per la disinchiostrazione della carta da macero
SE8107564A SE454520B (sv) 1980-12-23 1981-12-17 Integrerat tvettningsforfarande for avfergning av tryckt returpapper
GR66879A GR81391B (it) 1980-12-23 1981-12-21
YU305981A YU42121B (en) 1980-12-23 1981-12-22 Integrated washing process for the elimenation of ink from waste paper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2694480A IT1146404B (it) 1980-12-23 1980-12-23 Processo a lavaggio integrato per la disinchiostrazione della carta da macero

Publications (2)

Publication Number Publication Date
IT8026944A0 IT8026944A0 (it) 1980-12-23
IT1146404B true IT1146404B (it) 1986-11-12

Family

ID=11220592

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2694480A IT1146404B (it) 1980-12-23 1980-12-23 Processo a lavaggio integrato per la disinchiostrazione della carta da macero

Country Status (4)

Country Link
GR (1) GR81391B (it)
IT (1) IT1146404B (it)
SE (1) SE454520B (it)
YU (1) YU42121B (it)

Also Published As

Publication number Publication date
SE454520B (sv) 1988-05-09
IT8026944A0 (it) 1980-12-23
YU42121B (en) 1988-04-30
SE8107564L (sv) 1982-06-24
YU305981A (en) 1983-10-31
GR81391B (it) 1984-12-11

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941222