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IT1071347B - PROCESS FOR DISINFECTION OF OLD PAPER - Google Patents

PROCESS FOR DISINFECTION OF OLD PAPER

Info

Publication number
IT1071347B
IT1071347B IT2100177A IT2100177A IT1071347B IT 1071347 B IT1071347 B IT 1071347B IT 2100177 A IT2100177 A IT 2100177A IT 2100177 A IT2100177 A IT 2100177A IT 1071347 B IT1071347 B IT 1071347B
Authority
IT
Italy
Prior art keywords
disinfection
old paper
old
paper
Prior art date
Application number
IT2100177A
Other languages
Italian (it)
Original Assignee
Interox Sa
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
Priority claimed from BE165083A external-priority patent/BE839478A/en
Application filed by Interox Sa filed Critical Interox Sa
Application granted granted Critical
Publication of IT1071347B publication Critical patent/IT1071347B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L11/00—Methods specially adapted for refuse
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
IT2100177A 1976-03-12 1977-03-07 PROCESS FOR DISINFECTION OF OLD PAPER IT1071347B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE165083A BE839478A (en) 1976-03-12 1976-03-12 PROCESS FOR THE DISINFECTION OF OLD PAPER

Publications (1)

Publication Number Publication Date
IT1071347B true IT1071347B (en) 1985-04-02

Family

ID=3842858

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2100177A IT1071347B (en) 1976-03-12 1977-03-07 PROCESS FOR DISINFECTION OF OLD PAPER

Country Status (6)

Country Link
DE (1) DE2710806A1 (en)
ES (1) ES456753A1 (en)
GB (1) GB1564783A (en)
IT (1) IT1071347B (en)
NL (1) NL7702662A (en)
SE (1) SE421218B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2905936B1 (en) * 1979-02-16 1980-04-30 Degussa Process for lightening and deodorising sulfate pulp
DK0453728T3 (en) * 1990-02-26 1997-04-07 Hartmann Paul Ag Method of reprocessing cellulosic fibers and absorbent bodies for medical or hygienic products
DE19845513A1 (en) * 1998-10-02 2000-04-06 Voith Sulzer Papiertech Patent For the disinfection of used paper materials it is compressed to extract the residual air for intensive heating followed by dispersion with added chemicals if required

Also Published As

Publication number Publication date
DE2710806A1 (en) 1977-09-15
SE7702725L (en) 1977-09-13
NL7702662A (en) 1977-09-14
GB1564783A (en) 1980-04-16
ES456753A1 (en) 1978-01-16
SE421218B (en) 1981-12-07
DE2710806C2 (en) 1987-12-03

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