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

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

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