SE442578B - Tillsatsmedel, for roktobakprodukter och for filterelement som er avsedda for dylika produkter, bestaende av metalloxider och/eller metalloxidhydrat - Google Patents
Tillsatsmedel, for roktobakprodukter och for filterelement som er avsedda for dylika produkter, bestaende av metalloxider och/eller metalloxidhydratInfo
- Publication number
- SE442578B SE442578B SE7714691A SE7714691A SE442578B SE 442578 B SE442578 B SE 442578B SE 7714691 A SE7714691 A SE 7714691A SE 7714691 A SE7714691 A SE 7714691A SE 442578 B SE442578 B SE 442578B
- Authority
- SE
- Sweden
- Prior art keywords
- products
- additive
- metal oxide
- metal oxides
- filter elements
- Prior art date
Links
- 239000000654 additive Substances 0.000 title claims description 35
- 229910044991 metal oxide Inorganic materials 0.000 title claims description 31
- 150000004706 metal oxides Chemical class 0.000 title claims description 27
- 239000012263 liquid product Substances 0.000 title 1
- 239000000047 product Substances 0.000 title 1
- 230000000996 additive effect Effects 0.000 claims description 27
- 241000208125 Nicotiana Species 0.000 claims description 26
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 20
- 239000000779 smoke Substances 0.000 claims description 20
- 230000000391 smoking effect Effects 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 12
- 235000019505 tobacco product Nutrition 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- -1 metal oxide hydrates Chemical class 0.000 claims description 5
- 239000000470 constituent Substances 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000008901 benefit Effects 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 150000004677 hydrates Chemical class 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 241001676573 Minium Species 0.000 claims 1
- 238000009827 uniform distribution Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 21
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 16
- 235000019504 cigarettes Nutrition 0.000 description 14
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 11
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000238876 Acari Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 229920006221 acetate fiber Polymers 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 238000013375 chromatographic separation Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
- A24B15/287—Treatment of tobacco products or tobacco substitutes by chemical substances by inorganic substances only
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Filtering Materials (AREA)
- Silicon Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2658479A DE2658479C3 (de) | 1976-12-23 | 1976-12-23 | Zusatzmittel für Rauchtabakprodukte und deren Filterelemente |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7714691L SE7714691L (sv) | 1978-06-24 |
| SE442578B true SE442578B (sv) | 1986-01-20 |
Family
ID=5996440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7714691A SE442578B (sv) | 1976-12-23 | 1977-12-22 | Tillsatsmedel, for roktobakprodukter och for filterelement som er avsedda for dylika produkter, bestaende av metalloxider och/eller metalloxidhydrat |
Country Status (29)
| Country | Link |
|---|---|
| US (1) | US4193412A (cs) |
| JP (1) | JPS5829073B2 (cs) |
| AT (1) | AT365049B (cs) |
| AU (1) | AU511939B2 (cs) |
| BE (1) | BE862049A (cs) |
| BG (1) | BG28560A3 (cs) |
| BR (1) | BR7708549A (cs) |
| CA (1) | CA1100746A (cs) |
| CH (1) | CH632909A5 (cs) |
| DD (1) | DD134478A5 (cs) |
| DE (1) | DE2658479C3 (cs) |
| DK (1) | DK574877A (cs) |
| ES (1) | ES465394A1 (cs) |
| FI (1) | FI61614C (cs) |
| FR (1) | FR2374857A1 (cs) |
| GB (1) | GB1576907A (cs) |
| GR (1) | GR63755B (cs) |
| IE (1) | IE46222B1 (cs) |
| IL (1) | IL53660A (cs) |
| IT (1) | IT1116274B (cs) |
| LU (1) | LU78752A1 (cs) |
| NL (1) | NL175025C (cs) |
| NO (1) | NO145527C (cs) |
| PT (1) | PT67419B (cs) |
| SE (1) | SE442578B (cs) |
| SU (1) | SU1151192A3 (cs) |
| TR (1) | TR20134A (cs) |
| YU (1) | YU40686B (cs) |
| ZA (1) | ZA777597B (cs) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55102385A (en) * | 1979-01-30 | 1980-08-05 | Japan Tobacco & Salt Public | Tobacco product with filter impregnated by solid flavor |
| JPS6185183A (ja) * | 1984-10-01 | 1986-04-30 | 住友セメント株式会社 | 煙草フイルタ− |
| US4715388A (en) * | 1985-06-20 | 1987-12-29 | Philip Morris Incorporated | Cigarettes having minimized loose ends and a process for preparing same |
| US5060663A (en) * | 1985-06-20 | 1991-10-29 | Philip Morris Incorporated | Process for minimizing loose ends in cigarettes |
| GB9307710D0 (en) * | 1993-04-14 | 1993-06-02 | Rothmans Benson & Hedges | Smoking apparatus-l |
| US5491024A (en) * | 1995-03-14 | 1996-02-13 | Hoechst Celanese Corporation | Photodegradable cellulose ester tow |
| US6119699A (en) * | 1997-12-19 | 2000-09-19 | Sung; Michael T. | Method and apparatus for the selective removal of specific components from smoke condensates |
| KR20000047148A (ko) * | 1998-12-30 | 2000-07-25 | 최상구 | 황토분을 첨가한 담배와 그 제조방법 |
| DE19951062C2 (de) * | 1999-10-22 | 2002-04-04 | Rhodia Acetow Gmbh | Hochleistungs-Zigarettenfilter |
| US6848450B2 (en) * | 2000-02-07 | 2005-02-01 | Philip Morris Usa Inc. | Cigarette filter using intermetallic compounds |
| EP1234512A3 (en) * | 2001-02-26 | 2003-08-06 | Meier, Markus W. | Tobacco product carrying catalytically active material, its use in a smokers' article and a process for preparing it |
| US6637439B2 (en) * | 2001-08-31 | 2003-10-28 | Philip Morris Incorporated | Tobacco smoking mixture for smoking articles such as cigarettes |
| US7011096B2 (en) | 2001-08-31 | 2006-03-14 | Philip Morris Usa Inc. | Oxidant/catalyst nanoparticles to reduce carbon monoxide in the mainstream smoke of a cigarette |
| US20040025895A1 (en) * | 2001-08-31 | 2004-02-12 | Ping Li | Oxidant/catalyst nanoparticles to reduce tobacco smoke constituents such as carbon monoxide |
| US6769437B2 (en) * | 2002-04-08 | 2004-08-03 | Philip Morris Incorporated | Use of oxyhydroxide compounds for reducing carbon monoxide in the mainstream smoke of a cigarette |
| CA2481287C (en) * | 2002-04-12 | 2011-08-02 | Philip Morris Products S.A. | Partially reduced nanoparticle additives to lower the amount of carbon monoxide and/or nitric oxide in the mainstream smoke of a cigarette |
| US6782892B2 (en) * | 2002-08-30 | 2004-08-31 | Philip Morris Usa Inc. | Manganese oxide mixtures in nanoparticle form to lower the amount of carbon monoxide and/or nitric oxide in the mainstream smoke of a cigarette |
| US20050005947A1 (en) | 2003-07-11 | 2005-01-13 | Schweitzer-Mauduit International, Inc. | Smoking articles having reduced carbon monoxide delivery |
| TW200520698A (en) * | 2003-09-15 | 2005-07-01 | Rothmans Benson & Hedges | Treatment of mainstream smoke constituents by use of oxygen storage and donor metal oxide oxidation catalyst |
| US7677254B2 (en) * | 2003-10-27 | 2010-03-16 | Philip Morris Usa Inc. | Reduction of carbon monoxide and nitric oxide in smoking articles using iron oxynitride |
| US8051859B2 (en) | 2003-10-27 | 2011-11-08 | Philip Morris Usa Inc. | Formation and deposition of sputtered nanoscale particles in cigarette manufacture |
| US7640936B2 (en) * | 2003-10-27 | 2010-01-05 | Philip Morris Usa Inc. | Preparation of mixed metal oxide catalysts from nanoscale particles |
| US7712471B2 (en) * | 2003-10-27 | 2010-05-11 | Philip Morris Usa Inc. | Methods for forming transition metal oxide clusters and smoking articles comprising transition metal oxide clusters |
| US8701681B2 (en) | 2003-10-27 | 2014-04-22 | Philip Morris Usa Inc. | Use of oxyhydroxide compounds in cigarette paper for reducing carbon monoxide in the mainstream smoke of a cigarette |
| US7509961B2 (en) * | 2003-10-27 | 2009-03-31 | Philip Morris Usa Inc. | Cigarettes and cigarette components containing nanostructured fibril materials |
| US20050166935A1 (en) * | 2003-10-27 | 2005-08-04 | Philip Morris Usa Inc. | Reduction of carbon monoxide in smoking articles using transition metal oxide clusters |
| DE102004048651A1 (de) * | 2004-10-06 | 2006-04-13 | Rhodia Acetow Gmbh | Tabakrauchfilter oder -filterelemente mit einem Gehalt an Zusatzstoffen |
| US8151806B2 (en) * | 2005-02-07 | 2012-04-10 | Schweitzer-Mauduit International, Inc. | Smoking articles having reduced analyte levels and process for making same |
| US9255361B2 (en) * | 2006-03-31 | 2016-02-09 | Philip Morris Usa Inc. | In situ formation of catalytic cigarette paper |
| US8869805B2 (en) * | 2006-06-01 | 2014-10-28 | Schweitzer-Mauduit International, Inc. | Free air burning smoking articles with reduced ignition proclivity characteristics |
| WO2009081214A1 (en) * | 2007-12-20 | 2009-07-02 | Szoelloesi Peter | Specific, highly effective cigarette filter |
| US8217087B1 (en) * | 2011-04-26 | 2012-07-10 | Keller Companies, Inc. | Aerogel with reduced dust, static charge, and having reduced fluidity when in granular form |
| US20120325233A1 (en) * | 2011-06-23 | 2012-12-27 | Eastman Chemical Company | Cellulose esters having mixed-phase titanium dioxide particles for improved degradation |
| US9149068B2 (en) | 2012-10-11 | 2015-10-06 | Schweitzer-Mauduit International, Inc. | Wrapper having reduced ignition proclivity characteristics |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1972718A (en) * | 1930-08-28 | 1934-09-04 | Sharlit Herman | Treatment of tobacco |
| US2007407A (en) * | 1932-03-22 | 1935-07-09 | Samuel S Sadtler | Prepared smoking tobacco |
| US2114281A (en) * | 1936-05-15 | 1938-04-19 | Raymond P Allen | Tobacco and process of treating same |
| US2797689A (en) * | 1955-04-11 | 1957-07-02 | Gen Cigar Co | Tobacco products and process therefor |
| US2967118A (en) * | 1957-09-16 | 1961-01-03 | Minerals & Chem Philipp Corp | Tobacco composition and smokable unit containing material for removing deleterious matter |
| FR1219880A (fr) * | 1958-04-11 | 1960-05-20 | Sasmoco | Procédé de traitement du tabac ayant pour but de modifier le processus de la combustion |
| US3049449A (en) * | 1960-03-29 | 1962-08-14 | Minerals & Chem Philipp Corp | Lightweight adsorbent clay product and method of making same |
| FR1301004A (fr) * | 1960-07-22 | 1962-08-10 | Composition absorbante des produits nocifs de la combustion du tabac, et procédé pour sa préparation | |
| US3087500A (en) * | 1960-10-10 | 1963-04-30 | Jacobson George | Cigarette filters |
| FR1381282A (fr) * | 1963-07-10 | 1964-12-14 | Pechiney Saint Gobain | Hydrates d'aluminium très fins de la variété boéhmite |
| US3669126A (en) * | 1971-02-24 | 1972-06-13 | Lemo Ltd | Filters for tobacco smoke |
| JPS4850000A (cs) * | 1971-10-26 | 1973-07-14 | ||
| DE2227291C3 (de) * | 1972-06-05 | 1975-02-06 | Deutsche Rhodiaceta Ag, 7800 Freiburg | Verbesserung des Retentionsvermögens von Zigarettenfiltern |
| JPS5123600A (ja) * | 1974-08-22 | 1976-02-25 | Fujitsu Ltd | Tainetsuseiehokishijushiseikeiyososeibutsu |
-
1976
- 1976-12-23 DE DE2658479A patent/DE2658479C3/de not_active Expired
-
1977
- 1977-12-07 YU YU2886/77A patent/YU40686B/xx unknown
- 1977-12-16 IT IT69821/77A patent/IT1116274B/it active
- 1977-12-16 PT PT67419A patent/PT67419B/pt unknown
- 1977-12-16 AU AU31674/77A patent/AU511939B2/en not_active Expired
- 1977-12-20 BE BE183614A patent/BE862049A/xx not_active IP Right Cessation
- 1977-12-20 IL IL53660A patent/IL53660A/xx unknown
- 1977-12-20 DD DD77202812A patent/DD134478A5/xx unknown
- 1977-12-20 CA CA293,486A patent/CA1100746A/en not_active Expired
- 1977-12-20 US US05/862,400 patent/US4193412A/en not_active Expired - Lifetime
- 1977-12-21 ZA ZA00777597A patent/ZA777597B/xx unknown
- 1977-12-21 BG BG038153A patent/BG28560A3/xx unknown
- 1977-12-21 IE IE2592/77A patent/IE46222B1/en unknown
- 1977-12-21 BR BR7708549A patent/BR7708549A/pt unknown
- 1977-12-21 FR FR7739247A patent/FR2374857A1/fr active Granted
- 1977-12-22 NO NO774420A patent/NO145527C/no unknown
- 1977-12-22 GR GR55030A patent/GR63755B/el unknown
- 1977-12-22 TR TR20134A patent/TR20134A/xx unknown
- 1977-12-22 FI FI773909A patent/FI61614C/fi not_active IP Right Cessation
- 1977-12-22 AT AT0922077A patent/AT365049B/de not_active IP Right Cessation
- 1977-12-22 CH CH1589777A patent/CH632909A5/de not_active IP Right Cessation
- 1977-12-22 SE SE7714691A patent/SE442578B/sv not_active IP Right Cessation
- 1977-12-22 LU LU78752A patent/LU78752A1/xx unknown
- 1977-12-22 DK DK574877A patent/DK574877A/da not_active Application Discontinuation
- 1977-12-23 NL NLAANVRAGE7714365,A patent/NL175025C/xx not_active IP Right Cessation
- 1977-12-23 GB GB53809/77A patent/GB1576907A/en not_active Expired
- 1977-12-23 ES ES465394A patent/ES465394A1/es not_active Expired
- 1977-12-23 JP JP52154595A patent/JPS5829073B2/ja not_active Expired
-
1980
- 1980-12-12 SU SU803217510A patent/SU1151192A3/ru active
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