CH506958A - Tabakrauchfilter - Google Patents

Tabakrauchfilter

Info

Publication number
CH506958A
CH506958A CH242768A CH242768A CH506958A CH 506958 A CH506958 A CH 506958A CH 242768 A CH242768 A CH 242768A CH 242768 A CH242768 A CH 242768A CH 506958 A CH506958 A CH 506958A
Authority
CH
Switzerland
Prior art keywords
silica gel
activated carbon
filter
tobacco smoke
built
Prior art date
Application number
CH242768A
Other languages
German (de)
English (en)
Inventor
Simonides Jan
Jiri Dr Pliml
Nadvornik Vit
Original Assignee
Ceskoslovenska Akademie Ved
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
Priority claimed from CS9273A external-priority patent/CS148313B1/cs
Application filed by Ceskoslovenska Akademie Ved filed Critical Ceskoslovenska Akademie Ved
Publication of CH506958A publication Critical patent/CH506958A/de

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
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • 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
    • 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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Paper (AREA)
CH242768A 1967-03-01 1968-02-20 Tabakrauchfilter CH506958A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS153367 1967-03-01
CS9273A CS148313B1 (nl) 1967-12-29 1967-12-29

Publications (1)

Publication Number Publication Date
CH506958A true CH506958A (de) 1971-05-15

Family

ID=25745458

Family Applications (1)

Application Number Title Priority Date Filing Date
CH242768A CH506958A (de) 1967-03-01 1968-02-20 Tabakrauchfilter

Country Status (8)

Country Link
AT (1) AT286853B (nl)
BE (1) BE711169A (nl)
CH (1) CH506958A (nl)
DE (1) DE1692903A1 (nl)
ES (1) ES350994A1 (nl)
FR (1) FR1577326A (nl)
GB (1) GB1188874A (nl)
NL (1) NL6802879A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201112539D0 (en) 2011-07-21 2011-08-31 British American Tobacco Co Porous carbon and methods of production thereof

Also Published As

Publication number Publication date
GB1188874A (en) 1970-04-22
FR1577326A (nl) 1969-08-08
DE1692903A1 (de) 1971-10-21
ES350994A1 (es) 1969-12-01
AT286853B (de) 1970-12-28
BE711169A (nl) 1968-07-01
NL6802879A (nl) 1968-09-02

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Legal Events

Date Code Title Description
PL Patent ceased