ZA732630B - Improvements in or relating to filter material - Google Patents
Improvements in or relating to filter materialInfo
- Publication number
- ZA732630B ZA732630B ZA732630A ZA732630A ZA732630B ZA 732630 B ZA732630 B ZA 732630B ZA 732630 A ZA732630 A ZA 732630A ZA 732630 A ZA732630 A ZA 732630A ZA 732630 B ZA732630 B ZA 732630B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- filter material
- filter
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H13/00—Other non-woven fabrics
- D04H13/02—Production of non-woven fabrics by partial defibrillation of oriented thermoplastics films
-
- 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
-
- 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
- D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
- D01D5/423—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments by fibrillation of films or filaments
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43838—Ultrafine fibres, e.g. microfibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H13/00—Other non-woven fabrics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/02—Other than completely through work thickness
- Y10T83/0237—Pricking
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1845772A GB1442593A (en) | 1972-04-20 | 1972-04-20 | Filter material |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA732630B true ZA732630B (en) | 1974-03-27 |
Family
ID=10112766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA732630A ZA732630B (en) | 1972-04-20 | 1973-04-17 | Improvements in or relating to filter material |
Country Status (13)
Country | Link |
---|---|
US (1) | US3880173A (en) |
BE (1) | BE798515A (en) |
BR (1) | BR7302890D0 (en) |
CA (1) | CA1006783A (en) |
CH (1) | CH577841A5 (en) |
DE (1) | DE2319735C2 (en) |
DK (1) | DK150961C (en) |
FI (1) | FI56928C (en) |
GB (1) | GB1442593A (en) |
HK (1) | HK26579A (en) |
MY (1) | MY7900195A (en) |
NL (1) | NL179020C (en) |
ZA (1) | ZA732630B (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2298281A2 (en) * | 1972-04-26 | 1976-08-20 | Rothmans Of Pall Mall | Cigarette filter with improved tar and nicotine retention |
DE3129385A1 (en) * | 1980-08-15 | 1982-06-03 | Kennecott Engineered Systems Co., 44122 Cleveland, Ohio | PRECISION REEL FILTER |
GB8308020D0 (en) * | 1982-03-31 | 1983-04-27 | Filtrona Ltd | Tobacco smoke filter |
US4798570A (en) * | 1982-12-09 | 1989-01-17 | Hercules Incorporated | Process for preparing filter rods |
CS237872B1 (en) * | 1983-06-09 | 1985-11-13 | Rudolf Simo | Cigarette filtration stick filling and method of this filling making |
US4800903A (en) * | 1985-05-24 | 1989-01-31 | Ray Jon P | Nicotine dispenser with polymeric reservoir of nicotine |
DE3688791T2 (en) * | 1985-11-01 | 1994-02-24 | Showa Denko Kk | WATER ABSORBING MATERIAL AND THEIR PRODUCTION. |
US4961415A (en) * | 1987-01-16 | 1990-10-09 | Kimberly-Clark Corporation | Controlled draft and efficiency filter element for smoking articles |
US4903714A (en) * | 1987-08-25 | 1990-02-27 | R. J. Reynolds Tobacco Company | Smoking article with improved mouthend piece |
US5025815A (en) * | 1988-08-10 | 1991-06-25 | Filter Materials Limited | Polyolefin filter tow and method of making it |
US5104367A (en) * | 1988-08-10 | 1992-04-14 | Filter Materials Limited | Pinned rollers and process for manufacturing fibrillated film |
US5020198A (en) * | 1988-08-10 | 1991-06-04 | Filter Materials Ltd. | Crimped textile fibers and stuffer box apparatus and methods for crimping textile fibers |
US4925602A (en) * | 1988-08-10 | 1990-05-15 | Filter Materials Limited | Method for improving the crimping of polyolefin filter tow |
ZA896002B (en) * | 1988-08-10 | 1991-01-30 | Philip Morris Prod | Pinned rollers and processes for manufacturing fibrillated films |
US5269329A (en) * | 1990-07-09 | 1993-12-14 | Kimberly-Clark Corporation | Method of producing tobacco flavored cigarette filter |
TW241198B (en) * | 1993-09-06 | 1995-02-21 | Daicel Chem | A tobacco filter material and a method of producing the same |
US5538019A (en) * | 1993-11-03 | 1996-07-23 | Schweitzer-Mauduit International, Inc. | Spunbond cigarette filter |
US5817159A (en) * | 1996-12-31 | 1998-10-06 | Cahill; Scott A. | Filter with interpenetrating polymer network that biodegrades |
US7095653B2 (en) * | 2003-10-08 | 2006-08-22 | Micron Technology, Inc. | Common wordline flash array architecture |
US20060276088A1 (en) * | 2005-06-01 | 2006-12-07 | Polymer Group, Inc. | Profiled Structural Concrete Fiber Material And Building Products Including Same, And Methods |
US8893725B2 (en) | 2011-01-28 | 2014-11-25 | R. J. Reynolds Tobacco Company | Polymeric materials derived from tobacco |
DE102017005427B4 (en) * | 2017-05-31 | 2020-03-05 | Askin Buyar | Cigarette with brightener |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2847086A (en) * | 1953-08-04 | 1958-08-12 | Muller Paul Adolf | Filtering material |
US2966157A (en) * | 1957-06-07 | 1960-12-27 | Eastman Kodak Co | Polyolefin tobacco smoke filters |
US3012302A (en) * | 1958-01-03 | 1961-12-12 | Lorillard Co P | Tobacco smoke filter manufacture |
US3290207A (en) * | 1962-08-22 | 1966-12-06 | Du Pont | Fibrillated fiber |
US3336174A (en) * | 1965-04-06 | 1967-08-15 | Eastman Kodak Co | Method of making a fibrous filter product |
US3393120A (en) * | 1965-09-22 | 1968-07-16 | Eastman Kodak Co | Polyolefin tow for cigarette filters |
US3302501A (en) * | 1965-09-24 | 1967-02-07 | Phillips Petroleum Co | Method of fibrillating plastic film by passing the film through rotating piercing means |
DE1560800A1 (en) * | 1966-02-10 | 1971-01-07 | Lutravil Spinnvlies | Method and device for the production of mixed nonwovens by melt spinning |
DE1632182A1 (en) * | 1966-02-24 | 1970-11-12 | Chisso Corp | Filters for tobacco smoke |
NL134100C (en) * | 1966-03-31 | 1900-01-01 |
-
1972
- 1972-04-20 GB GB1845772A patent/GB1442593A/en not_active Expired
-
1973
- 1973-04-17 FI FI1229/73A patent/FI56928C/en active
- 1973-04-17 DK DK211073A patent/DK150961C/en not_active IP Right Cessation
- 1973-04-17 ZA ZA732630A patent/ZA732630B/en unknown
- 1973-04-18 DE DE2319735A patent/DE2319735C2/en not_active Expired
- 1973-04-18 BR BR2890/73A patent/BR7302890D0/en unknown
- 1973-04-18 NL NLAANVRAGE7305453,A patent/NL179020C/en not_active IP Right Cessation
- 1973-04-18 CA CA169,075A patent/CA1006783A/en not_active Expired
- 1973-04-19 CH CH572973A patent/CH577841A5/xx not_active IP Right Cessation
- 1973-04-19 US US352674A patent/US3880173A/en not_active Expired - Lifetime
- 1973-04-20 BE BE130245A patent/BE798515A/en not_active IP Right Cessation
-
1979
- 1979-04-26 HK HK265/79A patent/HK26579A/en unknown
- 1979-12-31 MY MY1979195A patent/MY7900195A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1442593A (en) | 1976-07-14 |
FI56928B (en) | 1980-01-31 |
DE2319735C2 (en) | 1985-02-14 |
US3880173A (en) | 1975-04-29 |
HK26579A (en) | 1979-05-04 |
NL179020C (en) | 1986-07-01 |
DK150961C (en) | 1988-09-05 |
CA1006783A (en) | 1977-03-15 |
AU5458073A (en) | 1974-10-17 |
DE2319735A1 (en) | 1973-10-25 |
DK150961B (en) | 1987-10-05 |
NL7305453A (en) | 1973-10-23 |
NL179020B (en) | 1986-02-03 |
FI56928C (en) | 1980-05-12 |
CH577841A5 (en) | 1976-07-30 |
MY7900195A (en) | 1979-12-31 |
BR7302890D0 (en) | 1974-01-08 |
BE798515A (en) | 1973-08-16 |
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