IT941492B - Perfezionamenti in materiali fil tranti per sigarette e fluidi - Google Patents

Perfezionamenti in materiali fil tranti per sigarette e fluidi

Info

Publication number
IT941492B
IT941492B IT28196/65A IT2819665A IT941492B IT 941492 B IT941492 B IT 941492B IT 28196/65 A IT28196/65 A IT 28196/65A IT 2819665 A IT2819665 A IT 2819665A IT 941492 B IT941492 B IT 941492B
Authority
IT
Italy
Prior art keywords
cigarettes
fluids
filter materials
filter
materials
Prior art date
Application number
IT28196/65A
Other languages
English (en)
Original Assignee
Fmc Corp
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 Fmc Corp filed Critical Fmc Corp
Application granted granted Critical
Publication of IT941492B publication Critical patent/IT941492B/it

Links

Classifications

    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/2803—Sorbents comprising a binder, e.g. for forming aggregated, agglomerated or granulated products
    • 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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • 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
    • A24D3/163—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/04—Organic material, e.g. cellulose, cotton
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28016—Particle form
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28016—Particle form
    • B01J20/28019—Spherical, ellipsoidal or cylindrical
    • 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
    • C01B32/354—After-treatment
    • C01B32/384—Granulation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT28196/65A 1964-12-23 1965-12-21 Perfezionamenti in materiali fil tranti per sigarette e fluidi IT941492B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US420815A US3351071A (en) 1964-12-23 1964-12-23 Carbon filter material and process for preparing it

Publications (1)

Publication Number Publication Date
IT941492B true IT941492B (it) 1973-03-01

Family

ID=23667952

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28196/65A IT941492B (it) 1964-12-23 1965-12-21 Perfezionamenti in materiali fil tranti per sigarette e fluidi

Country Status (12)

Country Link
US (1) US3351071A (it)
AT (1) AT266670B (it)
BE (1) BE673976A (it)
CH (1) CH442238A (it)
DE (1) DE1544020A1 (it)
ES (1) ES321056A1 (it)
FI (1) FI42415B (it)
FR (1) FR1466604A (it)
GB (1) GB1081520A (it)
IT (1) IT941492B (it)
NL (1) NL6516482A (it)
NO (1) NO116955B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2214663C2 (de) * 1972-03-25 1986-05-15 Roderich W. Dr.-Ing. 6100 Darmstadt Gräff Vorrichtung zur Adsorption von Wasserdampf aus feuchter Luft
US3875949A (en) * 1973-06-08 1975-04-08 Catanese Peter J Tobacco smoke filter
US4964426A (en) * 1988-09-28 1990-10-23 Eastman Kodak Company Tobacco smoke filters and process for production thereof
US5150723A (en) * 1988-09-28 1992-09-29 Eastman Kodak Company Process for the production of tobacco smoke filters
US5404890A (en) * 1993-06-11 1995-04-11 R. J. Reynolds Tobacco Company Cigarette filter
CH687800A5 (de) * 1994-12-23 1997-02-28 Baumgartner Papiers Sa Verfahren zur Herstellung eines Zigarettenendstueckes, Zigarettenendstueck und Verwendung desselben.
GB0019417D0 (en) * 2000-08-09 2000-09-27 Mat & Separations Tech Int Ltd Mesoporous carbons
US8591855B2 (en) * 2000-08-09 2013-11-26 British American Tobacco (Investments) Limited Porous carbons
MY135471A (en) * 2002-01-09 2008-04-30 Philip Morris Prod Cigarette filter with beaded carbon
US7784471B2 (en) * 2003-01-09 2010-08-31 Philip Morris Usa Inc. Cigarette filter with beaded carbon
US7240678B2 (en) 2003-09-30 2007-07-10 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US8066011B2 (en) 2003-09-30 2011-11-29 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7669604B2 (en) * 2003-09-30 2010-03-02 R.J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7856990B2 (en) * 2003-09-30 2010-12-28 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
US7237558B2 (en) * 2003-09-30 2007-07-03 R. J. Reynolds Tobacco Company Filtered cigarette incorporating an adsorbent material
CN101115409B (zh) * 2005-02-04 2013-03-27 菲利普莫里斯生产公司 具有纤维质滋味添加剂的香烟及过滤嘴
GB0506278D0 (en) 2005-03-29 2005-05-04 British American Tobacco Co Porous carbon materials and smoking articles and smoke filters therefor incorporating such materials
US20070056600A1 (en) * 2005-09-14 2007-03-15 R. J. Reynolds Tobacco Company Filtered smoking article
US8739802B2 (en) 2006-10-02 2014-06-03 R.J. Reynolds Tobacco Company Filtered cigarette
US8555896B2 (en) * 2007-12-19 2013-10-15 Philip Morris Usa Inc. Activated carbon from microcrystalline cellulose
GB0915814D0 (en) 2009-09-10 2009-10-07 British American Tobacco Co Smoke filtration
SG11201605192VA (en) * 2013-12-30 2016-07-28 Philip Morris Products Sa Activated carbon for smoking articles
CN105836747B (zh) * 2016-03-21 2019-01-29 邵武市金寿活性炭有限公司 一种球形活性炭及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768913A (en) * 1954-10-22 1956-10-30 Ohio Commw Eng Co Cigarette filter tips from dextran
US3110315A (en) * 1960-07-27 1963-11-12 Lendvai Andrew Denicotinization of tobacco

Also Published As

Publication number Publication date
DE1544020A1 (de) 1969-04-03
NL6516482A (it) 1966-06-24
US3351071A (en) 1967-11-07
AT266670B (de) 1968-11-25
FR1466604A (fr) 1967-01-20
GB1081520A (en) 1967-08-31
NO116955B (it) 1969-06-09
FI42415B (it) 1970-03-31
CH442238A (fr) 1967-08-31
BE673976A (it) 1966-04-15
ES321056A1 (es) 1966-07-16

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