AT315709B - Filterelemente - Google Patents

Filterelemente

Info

Publication number
AT315709B
AT315709B AT949971A AT949971A AT315709B AT 315709 B AT315709 B AT 315709B AT 949971 A AT949971 A AT 949971A AT 949971 A AT949971 A AT 949971A AT 315709 B AT315709 B AT 315709B
Authority
AT
Austria
Prior art keywords
filter elements
filter
elements
Prior art date
Application number
AT949971A
Other languages
English (en)
Inventor
Baxter Samuel
Kumar Dewanmal Changani Pushp
Original Assignee
Monsanto Chemicals
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 Monsanto Chemicals filed Critical Monsanto Chemicals
Application granted granted Critical
Publication of AT315709B publication Critical patent/AT315709B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Filtering Materials (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
AT949971A 1970-11-18 1971-11-04 Filterelemente AT315709B (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB5480670 1970-11-18
GB5870070 1970-12-10
GB964671 1971-04-16

Publications (1)

Publication Number Publication Date
AT315709B true AT315709B (de) 1974-06-10

Family

ID=27255404

Family Applications (1)

Application Number Title Priority Date Filing Date
AT949971A AT315709B (de) 1970-11-18 1971-11-04 Filterelemente

Country Status (13)

Country Link
JP (2) JPS577172B1 (de)
AT (1) AT315709B (de)
BE (1) BE775476A (de)
CH (1) CH546543A (de)
DE (1) DE2156375C3 (de)
DK (1) DK133125C (de)
FR (1) FR2114696A5 (de)
IE (1) IE36798B1 (de)
IL (1) IL38123A (de)
IT (1) IT950514B (de)
NL (1) NL170916C (de)
NO (1) NO133088C (de)
SE (1) SE400457B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1482216A (en) * 1974-04-11 1977-08-10 Monsanto Ltd Cigarette filters
MXPA02008938A (es) * 2000-03-17 2003-06-17 Dow Global Technologies Inc Espuma de poliolefina util para aislamiento acustico y termico.
WO2020153490A1 (ja) * 2019-01-25 2020-07-30 日本たばこ産業株式会社 喫煙物品用フィルター

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972554A (en) * 1955-05-23 1961-02-21 Fiber Bond Corp Pad and method of making same

Also Published As

Publication number Publication date
FR2114696A5 (en) 1972-06-30
DE2156375C3 (de) 1981-02-19
AU3563971A (en) 1973-05-17
NL170916B (nl) 1982-08-16
CH546543A (de) 1974-03-15
JPS5411299A (en) 1979-01-27
NO133088B (de) 1975-12-01
IL38123A0 (en) 1972-01-27
DK133125B (da) 1976-03-29
NL7115391A (de) 1972-05-23
DE2156375A1 (de) 1972-05-31
IL38123A (en) 1975-03-13
IE36798B1 (en) 1977-03-02
JPS577172B1 (de) 1982-02-09
DE2156375B2 (de) 1980-05-29
DK133125C (da) 1976-08-30
BE775476A (fr) 1972-05-17
SE400457B (sv) 1978-04-03
IT950514B (it) 1973-06-20
NL170916C (nl) 1983-01-17
NO133088C (de) 1976-03-10
IE36798L (en) 1972-05-18

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee