FI772956A7 - Filtermaterial - Google Patents
Filtermaterial Download PDFInfo
- Publication number
- FI772956A7 FI772956A7 FI772956A FI772956A FI772956A7 FI 772956 A7 FI772956 A7 FI 772956A7 FI 772956 A FI772956 A FI 772956A FI 772956 A FI772956 A FI 772956A FI 772956 A7 FI772956 A7 FI 772956A7
- Authority
- FI
- Finland
- Prior art keywords
- filter material
- filter
- Prior art date
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
- A24D3/08—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
-
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/40—Formation of filaments, threads, or the like by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/02—Synthetic cellulose fibres
- D21H13/06—Cellulose esters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Filtering Materials (AREA)
- Artificial Filaments (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI811387A FI811387L (fi) | 1976-10-06 | 1977-10-06 | Foerfarande foer framstaellning av en opak poroes fibrillstruktur |
| FI811386A FI811386A7 (fi) | 1976-10-06 | 1977-10-06 | Menetelmä savukkeensuodatintankojen valmistamiseksi. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73003976A | 1976-10-06 | 1976-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI772956A7 true FI772956A7 (fi) | 1978-04-07 |
Family
ID=24933659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI772956A FI772956A7 (fi) | 1976-10-06 | 1977-10-06 | Filtermaterial |
Country Status (26)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57147413A (en) * | 1981-03-10 | 1982-09-11 | Asahi Chem Ind Co Ltd | Filter medium for high-performance air filter and production thereof |
| TW241198B (en) * | 1993-09-06 | 1995-02-21 | Daicel Chem | A tobacco filter material and a method of producing the same |
| GB9412311D0 (en) * | 1994-06-20 | 1994-08-10 | Courtaulds Fibres Holdings Ltd | Filter materials |
| CN1219797C (zh) | 1994-09-22 | 2005-09-21 | 大世吕化学工业株式会社 | 纤维素衍生物 |
| JP3420359B2 (ja) * | 1994-10-21 | 2003-06-23 | ダイセル化学工業株式会社 | たばこ煙用フィルター素材、繊維状セルロースエステル及びその製造方法 |
| DE69520816T2 (de) * | 1994-10-31 | 2001-09-13 | Daicel Chemical Industries, Ltd. | Tabakrauchfiltermaterial und Tabakrauchfilter hergestellt aus diesem Material |
| JP3606950B2 (ja) * | 1995-05-31 | 2005-01-05 | ダイセル化学工業株式会社 | たばこフィルターおよびその製造方法 |
| JP3677332B2 (ja) * | 1995-10-20 | 2005-07-27 | ダイセル化学工業株式会社 | たばこフィルター用素材およびそれを用いたたばこフィルター |
| DE19753195A1 (de) * | 1997-11-21 | 1999-05-27 | Reemtsma H F & Ph | Biologisch abbaubarer Filter für Cigaretten |
| DE19951062C2 (de) * | 1999-10-22 | 2002-04-04 | Rhodia Acetow Gmbh | Hochleistungs-Zigarettenfilter |
| US20060021302A1 (en) * | 2004-07-30 | 2006-02-02 | Bernard Bobby L | Anti-microbial air filter |
-
1977
- 1977-09-30 GB GB40722/77A patent/GB1562134A/en not_active Expired
- 1977-09-30 AU AU29290/77A patent/AU514462B2/en not_active Expired
- 1977-10-03 IT IT28219/77A patent/IT1087755B/it active
- 1977-10-03 NL NL7710795A patent/NL7710795A/xx not_active Application Discontinuation
- 1977-10-03 PT PT67104A patent/PT67104B/pt unknown
- 1977-10-04 TR TR20555A patent/TR20555A/xx unknown
- 1977-10-04 GR GR54495A patent/GR66108B/el unknown
- 1977-10-05 FR FR7730010A patent/FR2367133A1/fr active Granted
- 1977-10-05 DK DK441177A patent/DK441177A/da unknown
- 1977-10-05 BG BG037507A patent/BG28240A3/xx unknown
- 1977-10-05 SE SE7711170A patent/SE7711170L/xx unknown
- 1977-10-05 NZ NZ185357A patent/NZ185357A/xx unknown
- 1977-10-05 JP JP11911477A patent/JPS5345468A/ja active Pending
- 1977-10-05 CA CA288,203A patent/CA1076912A/en not_active Expired
- 1977-10-05 NO NO773391A patent/NO773391L/no unknown
- 1977-10-05 DE DE19772744796 patent/DE2744796A1/de not_active Withdrawn
- 1977-10-05 LU LU78254A patent/LU78254A1/xx unknown
- 1977-10-06 FI FI772956A patent/FI772956A7/fi not_active Application Discontinuation
- 1977-10-06 AT AT0713377A patent/AT370293B/de not_active IP Right Cessation
- 1977-10-06 BE BE181523A patent/BE859459A/xx unknown
- 1977-10-06 SU SU772534605A patent/SU860678A3/ru active
- 1977-10-06 IL IL53062A patent/IL53062A/xx unknown
- 1977-10-06 ZA ZA00775993A patent/ZA775993B/xx unknown
- 1977-10-06 BR BR7706686A patent/BR7706686A/pt unknown
- 1977-11-02 IN IN1574/CAL/77A patent/IN148341B/en unknown
-
1978
- 1978-03-02 ES ES0467483A patent/ES467483A1/es not_active Expired
- 1978-04-25 FR FR7812165A patent/FR2381840A1/fr active Pending
- 1978-04-25 FR FR7812163A patent/FR2381853A1/fr active Granted
- 1978-04-25 FR FR7812164A patent/FR2381480A1/fr not_active Withdrawn
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATA291677A (de) | Filtertuch | |
| DK364277A (da) | Allergenholdige substanser | |
| AT358147B (de) | Reinigungsmaterial | |
| DK295977A (da) | Filterelement | |
| SE7706990L (sv) | Porosa material | |
| FI773674A7 (fi) | Sammansatt material | |
| DK138677A (da) | Filteraggregat | |
| SE7707936L (sv) | Adsorptionsmaterial | |
| SE7711774L (sv) | Adsorptionsmaterial | |
| BE852940A (nl) | Filtersamenstel | |
| FI772956A7 (fi) | Filtermaterial | |
| FI772838A7 (fi) | Svaevbaeddsfoerfarande foer torkning av poroesa material | |
| IT1078700B (it) | Filtro | |
| SE421428B (sv) | Infrarod-infrarodfluorescerande material | |
| FI772821A7 (fi) | Filterelement | |
| BR7701150A (pt) | Filtro electromecanico | |
| SE433364B (sv) | Biaxiellt orienterat icke-vevt material | |
| SE431826B (sv) | Filterelement | |
| FI773115A7 (fi) | Kokning av lignocellulosahaltiga material | |
| SE7703782L (sv) | Avskermningsmaterial | |
| HU173333B (hu) | Sposob poluchenija proizvodnykh trijjodobenzola dlja utilizacii materialami kontrasta v rentgenologii | |
| BR7705168A (pt) | Material de contrucao | |
| SE7700566L (sv) | Filterpase | |
| SE419039B (sv) | Filterelement | |
| FI773710A7 (fi) | Saett att behandla lignocellulosahaltigt material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn [patent] |
Owner name: CELANESE CORPORATION |