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GB2010794B - Activated charcoal and process for its production - Google Patents

Activated charcoal and process for its production

Info

Publication number
GB2010794B
GB2010794B GB7849231A GB7849231A GB2010794B GB 2010794 B GB2010794 B GB 2010794B GB 7849231 A GB7849231 A GB 7849231A GB 7849231 A GB7849231 A GB 7849231A GB 2010794 B GB2010794 B GB 2010794B
Authority
GB
United Kingdom
Prior art keywords
production
activated charcoal
charcoal
activated
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
GB7849231A
Other versions
GB2010794A (en
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.)
Draegerwerk AG and Co KGaA
Original Assignee
Draegerwerk AG and Co KGaA
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 Draegerwerk AG and Co KGaA filed Critical Draegerwerk AG and Co KGaA
Publication of GB2010794A publication Critical patent/GB2010794A/en
Application granted granted Critical
Publication of GB2010794B publication Critical patent/GB2010794B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/02—Treating gases
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D9/00—Composition of chemical substances for use in breathing apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Business, Economics & Management (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB7849231A 1977-12-23 1978-12-20 Activated charcoal and process for its production Expired GB2010794B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2757576A DE2757576C2 (en) 1977-12-23 1977-12-23 Impregnated activated carbon to remove acidic, catalytically decomposable and chemically bound pollutants from the air

Publications (2)

Publication Number Publication Date
GB2010794A GB2010794A (en) 1979-07-04
GB2010794B true GB2010794B (en) 1982-06-30

Family

ID=6027038

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7849231A Expired GB2010794B (en) 1977-12-23 1978-12-20 Activated charcoal and process for its production

Country Status (6)

Country Link
CH (1) CH645867A5 (en)
DE (1) DE2757576C2 (en)
FR (1) FR2412337A1 (en)
GB (1) GB2010794B (en)
NO (1) NO152732C (en)
SE (1) SE433311B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3013256C2 (en) * 1980-04-03 1988-06-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Process for the production of highly specific activated carbon, the carbon obtained in the process and its use
DE3231717C2 (en) * 1982-08-26 1986-04-24 Drägerwerk AG, 2400 Lübeck Air purifiers impregnated and for use in filters
FR2550947B1 (en) * 1983-08-26 1987-10-23 Gauchard Fernand IMPROVEMENTS ON PROTECTIVE FILTERS AGAINST INHALABLE INCAPACITANTS AND TOXICS AND SIMILAR AGGRESSIVE SUBSTANCES
DE3341712C2 (en) * 1983-11-18 1987-03-05 Drägerwerk AG, 2400 Lübeck Air purifiers for use in air filters
DE3819356A1 (en) * 1988-06-07 1989-12-14 Metallgesellschaft Ag METHOD FOR REMOVING SULFUR HYDROGEN FROM A GAS MIXTURE BY MEANS OF ACTIVE CARBON
CA2037438A1 (en) * 1991-03-01 1992-09-02 Jack G. Pagotto Low chromium active charcoal
FR2764518B1 (en) * 1997-06-17 1999-09-03 App De Protection Soc Nouv FILLING FOR FILTERS FOR THE PROTECTION OF THE RESPIRATORY TRACT AND FILTERS COMPRISING FILLINGS
FR2777381B1 (en) * 1998-04-08 2002-11-08 Jean Francis Hamard PROCESS FOR THE PHYSICOCHEMICAL FILTRATION OF AEROSOLS, GASES, AND RADIOACTIVE VAPORS CONTAINED IN CONTAMINATED AIR
DE19852705A1 (en) * 1998-11-16 2000-05-25 Atmos Medizintechnik Gmbh & Co Suction device, which aspirates airborne or airborne waste products from a surgical treatment with a current-driven surgical instrument, in particular with a laser scalpel, with a filter unit
US7004990B2 (en) 2003-06-26 2006-02-28 3M Innovative Properties Company Broad spectrum filter system including tungsten-based impregnant and being useful for filtering contaminants from air or other gases
US8293333B2 (en) 2008-09-02 2012-10-23 Jeffrey R. Dahn Ammonia-free gaseous air filter
EP3632525A1 (en) * 2018-10-02 2020-04-08 Evonik Fibres GmbH A device and a process for separating methane from a gas mixture containing methane, carbon dioxide and hydrogen sulfide
DE202019001414U1 (en) 2019-02-01 2019-04-12 Evonik Canada Inc. Apparatus for separating gas components from a gas stream of variable composition or flow rate
CN110433807A (en) * 2019-07-23 2019-11-12 山西新华化工有限责任公司 It is a kind of to carry Co catalysts material and preparation without ammono-system for protect cyanogen chloride
JP7739057B2 (en) 2020-06-17 2025-09-16 エボニック オペレーションズ ゲーエムベーハー Crosslinked hollow fiber membrane and new method for producing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976820C (en) * 1953-10-22 1964-05-06 Auergesellschaft Gmbh Process for the production of a filter material used to trap hydrogen cyanide and its halogen derivatives from the air we breathe
DE1087579B (en) * 1958-08-01 1960-08-25 Draegerwerk Ag Process for impregnation of activated carbon with heavy metal salts
GB1124116A (en) * 1965-07-28 1968-08-21 Atomic Energy Authority Uk Improvements in or relating to charcoal for use in trapping systems
US3764561A (en) * 1971-03-09 1973-10-09 Takeda Chemical Industries Ltd Activated carbon from admixture of coking coal and inorganic potassium salts
DE2114197A1 (en) * 1971-03-24 1972-09-28 Draegerwerk Ag Respiratory filter absorbent compsn - for protection from hydrogen sulphide comprising iodine-impregnated active carbon

Also Published As

Publication number Publication date
CH645867A5 (en) 1984-10-31
NO152732C (en) 1985-11-13
FR2412337B1 (en) 1982-10-29
GB2010794A (en) 1979-07-04
FR2412337A1 (en) 1979-07-20
SE433311B (en) 1984-05-21
DE2757576A1 (en) 1979-06-28
DE2757576C2 (en) 1984-03-08
SE7813182L (en) 1979-06-24
NO152732B (en) 1985-08-05
NO784107L (en) 1979-06-26

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Legal Events

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