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ES456753A1 - Disinfecting waste paper - Google Patents

Disinfecting waste paper

Info

Publication number
ES456753A1
ES456753A1 ES456753A ES456753A ES456753A1 ES 456753 A1 ES456753 A1 ES 456753A1 ES 456753 A ES456753 A ES 456753A ES 456753 A ES456753 A ES 456753A ES 456753 A1 ES456753 A1 ES 456753A1
Authority
ES
Spain
Prior art keywords
waste paper
disinfecting waste
disintegration
disinfecting
disinfection
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES456753A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solvay Chimie SA
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
Publication of ES456753A1 publication Critical patent/ES456753A1/en
Expired legal-status Critical Current

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)

Abstract

A process for the disinfection of old papers subjected to a disintegration in water, with a view to the manufacture of sheets of paper pulps, characterized in that the disintegration step is carried out in the presence of hydrogen peroxide only. (Machine-translation by Google Translate, not legally binding)
ES456753A 1976-03-12 1977-03-11 Disinfecting waste paper Expired ES456753A1 (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
ES456753A1 true ES456753A1 (en) 1978-01-16

Family

ID=3842858

Family Applications (1)

Application Number Title Priority Date Filing Date
ES456753A Expired ES456753A1 (en) 1976-03-12 1977-03-11 Disinfecting waste 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
DE4105873A1 (en) * 1990-02-26 1991-08-29 Hartmann Paul Ag Regeneration of secondary cellulose fibres - by adding disinfectant to the suspension for absorbent medical and sanitary applications
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
GB1564783A (en) 1980-04-16
DE2710806A1 (en) 1977-09-15
SE421218B (en) 1981-12-07
SE7702725L (en) 1977-09-13
IT1071347B (en) 1985-04-02
NL7702662A (en) 1977-09-14
DE2710806C2 (en) 1987-12-03

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