CH411791A - Filter for gas treatment - Google Patents

Filter for gas treatment

Info

Publication number
CH411791A
CH411791A CH450063A CH450063A CH411791A CH 411791 A CH411791 A CH 411791A CH 450063 A CH450063 A CH 450063A CH 450063 A CH450063 A CH 450063A CH 411791 A CH411791 A CH 411791A
Authority
CH
Switzerland
Prior art keywords
filter
gas treatment
treatment
gas
Prior art date
Application number
CH450063A
Other languages
French (fr)
Inventor
Einar Offerdahl John
Joseph Osmar John
Waller George Thomas
Original Assignee
Celanese 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 Celanese Corp filed Critical Celanese Corp
Publication of CH411791A publication Critical patent/CH411791A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • 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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CH450063A 1962-04-11 1963-04-09 Filter for gas treatment CH411791A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18830062A 1962-04-11 1962-04-11

Publications (1)

Publication Number Publication Date
CH411791A true CH411791A (en) 1966-04-30

Family

ID=22692593

Family Applications (1)

Application Number Title Priority Date Filing Date
CH450063A CH411791A (en) 1962-04-11 1963-04-09 Filter for gas treatment

Country Status (6)

Country Link
AT (1) AT265937B (en)
BE (1) BE630783A (en)
CH (1) CH411791A (en)
DE (1) DE1268036B (en)
GB (1) GB1035833A (en)
NL (1) NL291223A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE536168A (en) * 1952-12-05
CH325071A (en) * 1953-06-30 1957-10-31 Algemene Kunstzijde Unie Nv Process for the production of cigarette filters and cigarette filters produced by this process
NL85714C (en) * 1953-06-30
AT191783B (en) * 1953-06-30 1957-09-10 Algemene Kunstzijde Unie Nv Process for producing a cable from which cigarette filters can be cut directly
GB770071A (en) * 1955-02-09 1957-03-13 Nat Res Dev Improvements in tobacco smoke filters

Also Published As

Publication number Publication date
GB1035833A (en) 1966-07-13
DE1268036B (en) 1968-05-09
NL291223A (en)
AT265937B (en) 1968-10-25
BE630783A (en)

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