BR7017718D0 - Processo para a producao de elemento filtrante de fumaca - Google Patents

Processo para a producao de elemento filtrante de fumaca

Info

Publication number
BR7017718D0
BR7017718D0 BR21771870A BR21771870A BR7017718D0 BR 7017718 D0 BR7017718 D0 BR 7017718D0 BR 21771870 A BR21771870 A BR 21771870A BR 21771870 A BR21771870 A BR 21771870A BR 7017718 D0 BR7017718 D0 BR 7017718D0
Authority
BR
Brazil
Prior art keywords
production
filtering element
smoke filtering
smoke
filtering
Prior art date
Application number
BR21771870A
Other languages
English (en)
Inventor
P Changani
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
Publication of BR7017718D0 publication Critical patent/BR7017718D0/pt

Links

BR21771870A 1969-03-25 1970-03-24 Processo para a producao de elemento filtrante de fumaca BR7017718D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1561569A GB1271274A (en) 1969-03-25 1969-03-25 Filtering element

Publications (1)

Publication Number Publication Date
BR7017718D0 true BR7017718D0 (pt) 1973-02-01

Family

ID=10062335

Family Applications (1)

Application Number Title Priority Date Filing Date
BR21771870A BR7017718D0 (pt) 1969-03-25 1970-03-24 Processo para a producao de elemento filtrante de fumaca

Country Status (9)

Country Link
JP (1) JPS509880B1 (pt)
BE (1) BE747829A (pt)
BR (1) BR7017718D0 (pt)
CH (1) CH518069A (pt)
DE (1) DE2013914A1 (pt)
ES (1) ES183796Y (pt)
FR (1) FR2039851A5 (pt)
GB (1) GB1271274A (pt)
IT (1) IT968022B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939237A (en) * 1971-11-19 1976-02-17 Asahi Dow, Ltd. Method of making a fluid transmitting porous tube or sheet
GB1482216A (en) * 1974-04-11 1977-08-10 Monsanto Ltd Cigarette filters
US4180536A (en) 1978-03-13 1979-12-25 Celanese Corporation Process for extruding plasticized open cell foamed cellulose acetate filters
US4282890A (en) * 1978-03-13 1981-08-11 Celanese Corporation Open cell structure foamed cellulose acetate filters
DE10153820A1 (de) 2001-11-05 2003-05-15 Hauni Maschinenbau Ag Filtersegmente oder Filter für Zigaretten sowie Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
CH518069A (de) 1972-01-31
JPS509880B1 (pt) 1975-04-16
BE747829A (fr) 1970-09-23
ES183796Y (es) 1974-05-16
GB1271274A (en) 1972-04-19
IT968022B (it) 1974-03-20
ES183796U (es) 1973-08-01
DE2013914A1 (de) 1970-12-03
FR2039851A5 (pt) 1971-01-15

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