IT981477B - Filtro per gas avente la funzione di separare cadmio e composti di cadmio da gas e destinato partico larmente alle sigarette e metodo per produrre un tale filtro - Google Patents

Filtro per gas avente la funzione di separare cadmio e composti di cadmio da gas e destinato partico larmente alle sigarette e metodo per produrre un tale filtro

Info

Publication number
IT981477B
IT981477B IT7321802A IT2180273A IT981477B IT 981477 B IT981477 B IT 981477B IT 7321802 A IT7321802 A IT 7321802A IT 2180273 A IT2180273 A IT 2180273A IT 981477 B IT981477 B IT 981477B
Authority
IT
Italy
Prior art keywords
filter
gas
cadmium
partically
cigarettes
Prior art date
Application number
IT7321802A
Other languages
English (en)
Italian (it)
Original Assignee
Matti J
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 Matti J filed Critical Matti J
Application granted granted Critical
Publication of IT981477B publication Critical patent/IT981477B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • 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
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/64—Heavy metals or compounds thereof, e.g. mercury

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Gas Separation By Absorption (AREA)
  • Filtering Materials (AREA)
IT7321802A 1972-03-20 1973-03-16 Filtro per gas avente la funzione di separare cadmio e composti di cadmio da gas e destinato partico larmente alle sigarette e metodo per produrre un tale filtro IT981477B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7203554A SE381820B (sv) 1972-03-20 1972-03-20 Forfarande vid tillverkning av ett filter for avlegsnande av kadmium och kadmiumforeningar ur gaser

Publications (1)

Publication Number Publication Date
IT981477B true IT981477B (it) 1974-10-10

Family

ID=20262362

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7321802A IT981477B (it) 1972-03-20 1973-03-16 Filtro per gas avente la funzione di separare cadmio e composti di cadmio da gas e destinato partico larmente alle sigarette e metodo per produrre un tale filtro

Country Status (18)

Country Link
JP (1) JPS496551A (en])
AR (1) AR197493A1 (en])
AU (1) AU5352373A (en])
BE (1) BE797027A (en])
BR (1) BR7301981D0 (en])
CH (1) CH577799A5 (en])
DE (1) DE2313468A1 (en])
DK (1) DK141713B (en])
ES (1) ES412805A1 (en])
FI (1) FI54557C (en])
FR (1) FR2177831B1 (en])
GB (1) GB1424214A (en])
IL (1) IL41810A (en])
IT (1) IT981477B (en])
NL (1) NL7303802A (en])
NO (1) NO139628C (en])
SE (1) SE381820B (en])
ZA (1) ZA731813B (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513439A (ja) * 1974-06-28 1976-01-12 Mitsubishi Electric Corp Kakugatakanhiitopaipu
JPS5773004A (en) * 1980-10-22 1982-05-07 Sumitomo Chem Co Ltd Preparation of saponified ethylene-vinyl acetate copolymer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800908A (en) * 1955-09-29 1957-07-30 Blank Samuel Treatment of tobacco smoke
US2940456A (en) * 1956-02-08 1960-06-14 Eastman Kodak Co Fibrous tobacco smoke filter containing finely divided solids

Also Published As

Publication number Publication date
JPS496551A (en]) 1974-01-21
BR7301981D0 (pt) 1974-07-25
AR197493A1 (es) 1974-04-15
NO139628C (no) 1979-04-18
AU5352373A (en) 1974-09-26
FR2177831B1 (en]) 1977-04-29
GB1424214A (en) 1976-02-11
NO139628B (no) 1979-01-08
NL7303802A (en]) 1973-09-24
ZA731813B (en) 1973-12-19
IL41810A0 (en) 1973-05-31
FR2177831A1 (en]) 1973-11-09
BE797027A (fr) 1973-07-16
CH577799A5 (en]) 1976-07-30
SE381820B (sv) 1975-12-22
FI54557C (fi) 1979-01-10
DK141713C (en]) 1980-10-27
IL41810A (en) 1976-07-30
DE2313468A1 (de) 1973-10-04
ES412805A1 (es) 1976-06-01
FI54557B (fi) 1978-09-29
DK141713B (da) 1980-06-02

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