GB1488945A - Method of restoring the sterilization effect of silver-activated carbon - Google Patents

Method of restoring the sterilization effect of silver-activated carbon

Info

Publication number
GB1488945A
GB1488945A GB2817/75A GB281775A GB1488945A GB 1488945 A GB1488945 A GB 1488945A GB 2817/75 A GB2817/75 A GB 2817/75A GB 281775 A GB281775 A GB 281775A GB 1488945 A GB1488945 A GB 1488945A
Authority
GB
United Kingdom
Prior art keywords
silver
restoring
activated carbon
sterilization effect
properties
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
GB2817/75A
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.)
Nippon Shinyaku Co Ltd
Original Assignee
Nippon Shinyaku Co Ltd
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 Nippon Shinyaku Co Ltd filed Critical Nippon Shinyaku Co Ltd
Publication of GB1488945A publication Critical patent/GB1488945A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
    • 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
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/23—Solid substances, e.g. granules, powders, blocks, tablets
    • A61L2/238—Metals or alloys, e.g. oligodynamic metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/90—Regeneration or reactivation
    • B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/312—Preparation
    • C01B32/342—Preparation characterised by non-gaseous activating agents
    • C01B32/348—Metallic compounds
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Abstract

1488945 Regenerating silver catalysts NIPPON SHINYAKU CO Ltd 22 Jan 1975 [19 March 1974] 2817/75 Heading B1E [Also in Division C1] Active carbon impregnated with silver is treated with a flow of steam to restore its bactericidal properties. Such materials are stated to have catalytic properties.
GB2817/75A 1974-03-19 1975-01-22 Method of restoring the sterilization effect of silver-activated carbon Expired GB1488945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3165574A JPS5328154B2 (en) 1974-03-19 1974-03-19

Publications (1)

Publication Number Publication Date
GB1488945A true GB1488945A (en) 1977-10-19

Family

ID=12337165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2817/75A Expired GB1488945A (en) 1974-03-19 1975-01-22 Method of restoring the sterilization effect of silver-activated carbon

Country Status (3)

Country Link
JP (1) JPS5328154B2 (en)
DE (1) DE2505597C3 (en)
GB (1) GB1488945A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0051435A1 (en) * 1980-10-31 1982-05-12 Eltech Systems Corporation Three-layer laminated matrix electrode
EP0051434A1 (en) * 1980-10-31 1982-05-12 Diamond Shamrock Corporation Electrode layer formation
EP0052446A1 (en) * 1980-10-31 1982-05-26 Eltech Systems Corporation Partially-fluorinated carbon particles for use as electrodes
GB2127389A (en) * 1982-09-13 1984-04-11 Charcoal Cloth Ltd Activated carbon products and their manufacture

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0051435A1 (en) * 1980-10-31 1982-05-12 Eltech Systems Corporation Three-layer laminated matrix electrode
EP0051434A1 (en) * 1980-10-31 1982-05-12 Diamond Shamrock Corporation Electrode layer formation
EP0052446A1 (en) * 1980-10-31 1982-05-26 Eltech Systems Corporation Partially-fluorinated carbon particles for use as electrodes
GB2127389A (en) * 1982-09-13 1984-04-11 Charcoal Cloth Ltd Activated carbon products and their manufacture

Also Published As

Publication number Publication date
DE2505597B2 (en) 1980-01-31
DE2505597A1 (en) 1975-09-25
JPS50123593A (en) 1975-09-29
DE2505597C3 (en) 1980-09-25
JPS5328154B2 (en) 1978-08-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee