NZ521065A - Process for treating tobacco to reduce the content of nitrosamines - Google Patents
Process for treating tobacco to reduce the content of nitrosaminesInfo
- Publication number
- NZ521065A NZ521065A NZ521065A NZ52106501A NZ521065A NZ 521065 A NZ521065 A NZ 521065A NZ 521065 A NZ521065 A NZ 521065A NZ 52106501 A NZ52106501 A NZ 52106501A NZ 521065 A NZ521065 A NZ 521065A
- Authority
- NZ
- New Zealand
- Prior art keywords
- tobacco
- process according
- nitrosamine
- acid
- nitrosamines
- Prior art date
Links
- 241000208125 Nicotiana Species 0.000 title claims abstract description 179
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 179
- 238000000034 method Methods 0.000 title claims abstract description 130
- 150000004005 nitrosamines Chemical class 0.000 title claims abstract description 61
- XKLJHFLUAHKGGU-UHFFFAOYSA-N nitrous amide Chemical compound ON=N XKLJHFLUAHKGGU-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000000605 extraction Methods 0.000 claims abstract description 48
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 claims abstract description 35
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229960002715 nicotine Drugs 0.000 claims abstract description 35
- 238000000194 supercritical-fluid extraction Methods 0.000 claims abstract description 15
- 239000003463 adsorbent Substances 0.000 claims abstract description 14
- 150000002500 ions Chemical class 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000015556 catabolic process Effects 0.000 claims abstract description 5
- 239000011324 bead Substances 0.000 claims abstract description 4
- 239000011521 glass Substances 0.000 claims abstract description 4
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 3
- 102000004190 Enzymes Human genes 0.000 claims abstract description 3
- 108090000790 Enzymes Proteins 0.000 claims abstract description 3
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910000323 aluminium silicate Inorganic materials 0.000 claims abstract description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 3
- 239000010457 zeolite Substances 0.000 claims abstract description 3
- 238000013375 chromatographic separation Methods 0.000 claims abstract 2
- 238000001556 precipitation Methods 0.000 claims abstract 2
- 239000012530 fluid Substances 0.000 claims description 40
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 34
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 17
- 239000001569 carbon dioxide Substances 0.000 claims description 17
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 14
- 230000000813 microbial effect Effects 0.000 claims description 14
- 230000009849 deactivation Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 150000002826 nitrites Chemical class 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 8
- 229910002651 NO3 Inorganic materials 0.000 claims description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 7
- 239000011668 ascorbic acid Substances 0.000 claims description 7
- 229960005070 ascorbic acid Drugs 0.000 claims description 7
- 235000010323 ascorbic acid Nutrition 0.000 claims description 7
- 150000002823 nitrates Chemical class 0.000 claims description 6
- 150000007524 organic acids Chemical class 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 5
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 239000000796 flavoring agent Substances 0.000 claims description 3
- 235000019634 flavors Nutrition 0.000 claims description 3
- 238000004108 freeze drying Methods 0.000 claims description 3
- 238000009928 pasteurization Methods 0.000 claims description 3
- 239000001508 potassium citrate Substances 0.000 claims description 3
- 229960002635 potassium citrate Drugs 0.000 claims description 3
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical group [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 claims description 3
- 235000011082 potassium citrates Nutrition 0.000 claims description 3
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 claims description 2
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- DSLZVSRJTYRBFB-UHFFFAOYSA-N Galactaric acid Natural products OC(=O)C(O)C(O)C(O)C(O)C(O)=O DSLZVSRJTYRBFB-UHFFFAOYSA-N 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 2
- 239000001361 adipic acid Substances 0.000 claims description 2
- 235000011037 adipic acid Nutrition 0.000 claims description 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 2
- 238000010894 electron beam technology Methods 0.000 claims description 2
- DSLZVSRJTYRBFB-DUHBMQHGSA-N galactaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(O)=O DSLZVSRJTYRBFB-DUHBMQHGSA-N 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims description 2
- 239000001630 malic acid Substances 0.000 claims description 2
- 235000011090 malic acid Nutrition 0.000 claims description 2
- 244000005700 microbiome Species 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 230000010411 postconditioning Effects 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 238000000638 solvent extraction Methods 0.000 claims description 2
- 239000011975 tartaric acid Substances 0.000 claims description 2
- 235000002906 tartaric acid Nutrition 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 9
- 238000005406 washing Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 4
- 239000003456 ion exchange resin Substances 0.000 description 4
- 229920003303 ion-exchange polymer Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003815 supercritical carbon dioxide extraction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 description 1
- UHPMCKVQTMMPCG-UHFFFAOYSA-N 5,8-dihydroxy-2-methoxy-6-methyl-7-(2-oxopropyl)naphthalene-1,4-dione Chemical compound CC1=C(CC(C)=O)C(O)=C2C(=O)C(OC)=CC(=O)C2=C1O UHPMCKVQTMMPCG-UHFFFAOYSA-N 0.000 description 1
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 241000222290 Cladosporium Species 0.000 description 1
- 241000001926 Cosmospora arxii Species 0.000 description 1
- 241000223218 Fusarium Species 0.000 description 1
- FLAQQSHRLBFIEZ-UHFFFAOYSA-N N-Methyl-N-nitroso-4-oxo-4-(3-pyridyl)butyl amine Chemical compound O=NN(C)CCCC(=O)C1=CC=CN=C1 FLAQQSHRLBFIEZ-UHFFFAOYSA-N 0.000 description 1
- 241000588912 Pantoea agglomerans Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000003302 UV-light treatment Methods 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- XKABJYQDMJTNGQ-VIFPVBQESA-N n-nitrosonornicotine Chemical compound O=NN1CCC[C@H]1C1=CC=CN=C1 XKABJYQDMJTNGQ-VIFPVBQESA-N 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Classifications
-
- 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
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
- A24B15/26—Use of organic solvents for extraction
-
- 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
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
- A24B15/241—Extraction of specific substances
- A24B15/245—Nitrosamines
-
- 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
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Tobacco Products (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0005665A GB0005665D0 (en) | 2000-03-10 | 2000-03-10 | Tobacco treatment |
| GB0012111A GB0012111D0 (en) | 2000-05-20 | 2000-05-20 | Tobacco treatment |
| PCT/GB2001/000945 WO2001065954A1 (fr) | 2000-03-10 | 2001-03-06 | Traitement du tabac |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ521065A true NZ521065A (en) | 2005-02-25 |
Family
ID=26243823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ521065A NZ521065A (en) | 2000-03-10 | 2001-03-06 | Process for treating tobacco to reduce the content of nitrosamines |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US20040025891A1 (fr) |
| EP (1) | EP1267650B1 (fr) |
| JP (1) | JP3931084B2 (fr) |
| KR (1) | KR100864552B1 (fr) |
| CN (1) | CN100430001C (fr) |
| AR (1) | AR028238A1 (fr) |
| AT (1) | ATE313968T1 (fr) |
| AU (2) | AU3586301A (fr) |
| BR (1) | BR0109264B1 (fr) |
| CA (1) | CA2400408C (fr) |
| DE (1) | DE60116273T2 (fr) |
| DK (1) | DK1267650T3 (fr) |
| EG (1) | EG22308A (fr) |
| ES (1) | ES2251464T3 (fr) |
| MY (1) | MY136703A (fr) |
| NZ (1) | NZ521065A (fr) |
| PT (1) | PT1267650E (fr) |
| RU (1) | RU2259797C2 (fr) |
| WO (1) | WO2001065954A1 (fr) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100879193B1 (ko) | 2000-10-05 | 2009-01-16 | 니꼴라스 바스케비치 | 담배 및 담배 제품 중의 니트로사민의 감소 방법 |
| EP1408780A2 (fr) | 2000-11-10 | 2004-04-21 | Vector Tobacco Ltd. | Procede et produit servant a extraire des substances cancerogenes de la fumee du tabac |
| CN100334979C (zh) * | 2002-07-18 | 2007-09-05 | 法塞克斯公司 | 减少烟草中成分的方法及通过该方法得到的烟草 |
| WO2004098323A1 (fr) | 2003-05-06 | 2004-11-18 | Japan Tobacco Inc. | Procédé de production de tabac régénéré |
| KR101505333B1 (ko) | 2004-05-24 | 2015-03-23 | 브리티쉬 아메리칸 토바코 (인베스트먼츠) 리미티드 | 니트로스아민 선택성인 분자 각인 중합체 및 이의 사용 방법 |
| US7807025B2 (en) * | 2004-05-25 | 2010-10-05 | Toyo University Educational Foundation | Method of decomposing carbon dioxide and method of forming carbon-particle structure |
| US20050263161A1 (en) * | 2004-05-27 | 2005-12-01 | Brown & Williamson Tobacco Corporation | Tobacco filler of low nitrogen content |
| RU2336789C1 (ru) * | 2004-06-16 | 2008-10-27 | Джапан Тобакко Инк. | Способ получения восстановленного табачного материала |
| ES2366039T3 (es) * | 2004-10-28 | 2011-10-14 | Japan Tobacco, Inc. | Método para extraer un componente de material que se va a procesar y dispositivo usado en el método. |
| WO2007032433A1 (fr) * | 2005-09-15 | 2007-03-22 | Japan Tobacco Inc. | Procédé destiné à la production d’un matériau recyclé à base de tabac |
| WO2007053097A1 (fr) * | 2005-11-07 | 2007-05-10 | Njette Ab | Nicotine a teneur reduite en nitrosamines |
| WO2007053096A1 (fr) * | 2005-11-07 | 2007-05-10 | Njette Ab | Produit du tabac a teneur reduite en nitrosamines |
| US20070137663A1 (en) * | 2005-12-01 | 2007-06-21 | R. J. Reynolds Tobacco Company | Method of extracting sucrose esters from oriental tobacco |
| JP4766709B2 (ja) * | 2006-04-25 | 2011-09-07 | 日本たばこ産業株式会社 | タバコ刻およびタバコ処理方法 |
| JP2008125498A (ja) * | 2006-11-27 | 2008-06-05 | Tetsuro Asao | タバコ葉の製造方法 |
| GB201200878D0 (en) | 2012-01-19 | 2012-02-29 | British American Tobacco Co | Polymer compositions |
| TWI421037B (zh) | 2006-12-07 | 2014-01-01 | British American Tobacco Co | 選作為煙草特異性亞硝胺類之分子拓印的聚合物及使用其之方法 |
| RU2328186C1 (ru) * | 2006-12-11 | 2008-07-10 | Олег Иванович Квасенков | Способ выработки кретека легкого типа |
| RU2328185C1 (ru) * | 2006-12-11 | 2008-07-10 | Олег Иванович Квасенков | Способ изготовления легкого кретека |
| RU2328190C1 (ru) * | 2006-12-12 | 2008-07-10 | Олег Иванович Квасенков | Способ выработки легкого кретека |
| RU2328188C1 (ru) * | 2006-12-12 | 2008-07-10 | Олег Иванович Квасенков | Способ изготовления кретека легкого типа |
| US9049886B2 (en) * | 2007-01-26 | 2015-06-09 | Philip Morris Usa Inc. | Methods and apparatus for the selective removal of constituents from aqueous tobacco extracts |
| WO2009019514A2 (fr) * | 2007-08-03 | 2009-02-12 | British American Tobacco (Investments) Limited | Procédés de modification d'une matière végétale |
| US7975877B2 (en) | 2007-08-10 | 2011-07-12 | Philip Morris Usa Inc. | Bead feeder |
| CN101427846B (zh) * | 2007-11-07 | 2010-08-18 | 武汉烟草(集团)有限公司 | 用复合酶提高薄片原料萃取效率和薄片烟气质量的方法 |
| CN101216403B (zh) * | 2008-01-21 | 2010-06-16 | 河南农业大学 | 烤烟烟叶中总细胞壁物质含量的测定方法 |
| GB0810850D0 (en) * | 2008-06-13 | 2008-07-23 | British American Tobacco Co | Tobacco treatment |
| CN101571521B (zh) * | 2009-06-12 | 2012-04-25 | 中国烟草总公司郑州烟草研究院 | 一种评价添加剂对烟草特有亚硝胺抑制作用的方法 |
| PH12012500568A1 (en) * | 2009-10-09 | 2012-10-22 | Philip Morris Products Sa | Combination treatment of tobacco extract using antioxidants and antioxidant scavengers |
| GB201003887D0 (en) * | 2010-03-09 | 2010-05-12 | British American Tobacco Co | Methods for extracting and isolating constituents of cellulosic material |
| US20120199145A1 (en) * | 2010-11-18 | 2012-08-09 | R.J. Reynolds Tobacco Company | Method for treating an extracted tobacco pulp and tobacco products made therefrom |
| EP2481466A1 (fr) * | 2011-01-31 | 2012-08-01 | Siemens Aktiengesellschaft | Dispositif et procédé de nettoyage d'un produit d'une installation de processus contaminé par de la nitrosamine |
| RU2452339C1 (ru) * | 2011-02-10 | 2012-06-10 | Олег Иванович Квасенков | Способ получения некурительного изделия из махорки |
| US9066538B2 (en) * | 2011-03-15 | 2015-06-30 | R.J. Reynolds Tobacco Company | Cured tobacco and method therefor |
| EP2526787A1 (fr) | 2011-05-26 | 2012-11-28 | Philip Morris Products S.A. | Procédés de réduction des informations de nitrosamines spécifiques du tabac pour homogénats de tabac |
| AU2013239232B2 (en) * | 2012-03-28 | 2016-11-24 | Philip Morris Products S.A. | Liquid tobacco compositions |
| CN102640985A (zh) * | 2012-04-28 | 2012-08-22 | 河南中烟工业有限责任公司 | 一种卷烟减害降焦处理工艺及用于烟丝或烟叶超临界萃取的装置 |
| CN102894469B (zh) * | 2012-10-31 | 2014-12-24 | 河南中烟工业有限责任公司 | 烟草减害降焦的co2流动萃取工艺 |
| EP2967127B1 (fr) * | 2013-03-15 | 2019-02-27 | Philip Morris Products S.a.s. | Procédés pour réduire un ou plusieurs nitrosamines spécifiques au tabac dans un matériau en tabac |
| US9220296B2 (en) | 2013-03-15 | 2015-12-29 | Safall Fall | Method of reducing tobacco-specific nitrosamines |
| EP2989907A4 (fr) | 2013-08-27 | 2017-01-11 | Japan Tobacco, Inc. | Matière première de tabac, son procédé de fabrication et produit à base de tabac |
| AP2016009294A0 (en) * | 2013-12-18 | 2016-06-30 | Philip Morris Products Sa | Methods for reducing matrix-bound nicotine-derived nitrosamine ketone in tobacco plant material |
| US10111458B1 (en) | 2014-05-16 | 2018-10-30 | R.J. Reynolds Tobacco Company | Process for inhibiting formation of nitrosamines |
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-
2001
- 2001-03-06 CN CNB018063721A patent/CN100430001C/zh not_active Expired - Fee Related
- 2001-03-06 KR KR1020027011709A patent/KR100864552B1/ko not_active Expired - Fee Related
- 2001-03-06 JP JP2001564614A patent/JP3931084B2/ja not_active Expired - Fee Related
- 2001-03-06 DE DE60116273T patent/DE60116273T2/de not_active Expired - Lifetime
- 2001-03-06 NZ NZ521065A patent/NZ521065A/en not_active IP Right Cessation
- 2001-03-06 CA CA002400408A patent/CA2400408C/fr not_active Expired - Fee Related
- 2001-03-06 AT AT01908002T patent/ATE313968T1/de active
- 2001-03-06 AU AU3586301A patent/AU3586301A/xx active Pending
- 2001-03-06 RU RU2002125119/12A patent/RU2259797C2/ru not_active IP Right Cessation
- 2001-03-06 PT PT01908002T patent/PT1267650E/pt unknown
- 2001-03-06 EP EP01908002A patent/EP1267650B1/fr not_active Revoked
- 2001-03-06 ES ES01908002T patent/ES2251464T3/es not_active Expired - Lifetime
- 2001-03-06 DK DK01908002T patent/DK1267650T3/da active
- 2001-03-06 BR BRPI0109264-2A patent/BR0109264B1/pt not_active IP Right Cessation
- 2001-03-06 AU AU2001235863A patent/AU2001235863B2/en not_active Ceased
- 2001-03-06 US US10/221,126 patent/US20040025891A1/en not_active Abandoned
- 2001-03-06 WO PCT/GB2001/000945 patent/WO2001065954A1/fr not_active Ceased
- 2001-03-07 MY MYPI20011035A patent/MY136703A/en unknown
- 2001-03-07 AR ARP010101071A patent/AR028238A1/es not_active Application Discontinuation
- 2001-03-10 EG EG20010230A patent/EG22308A/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| PT1267650E (pt) | 2006-05-31 |
| US20040025891A1 (en) | 2004-02-12 |
| CN100430001C (zh) | 2008-11-05 |
| KR100864552B1 (ko) | 2008-10-20 |
| CA2400408A1 (fr) | 2001-09-13 |
| CA2400408C (fr) | 2008-12-30 |
| JP3931084B2 (ja) | 2007-06-13 |
| EP1267650B1 (fr) | 2005-12-28 |
| DE60116273D1 (de) | 2006-02-02 |
| ATE313968T1 (de) | 2006-01-15 |
| BR0109264A (pt) | 2003-12-30 |
| RU2002125119A (ru) | 2004-03-27 |
| AU3586301A (en) | 2001-09-17 |
| EP1267650A1 (fr) | 2003-01-02 |
| CN1438843A (zh) | 2003-08-27 |
| MY136703A (en) | 2008-11-28 |
| JP2003526345A (ja) | 2003-09-09 |
| RU2259797C2 (ru) | 2005-09-10 |
| BR0109264B1 (pt) | 2011-09-06 |
| EG22308A (en) | 2002-12-31 |
| AU2001235863B2 (en) | 2005-06-23 |
| DK1267650T3 (da) | 2006-05-08 |
| KR20020075808A (ko) | 2002-10-05 |
| ES2251464T3 (es) | 2006-05-01 |
| AR028238A1 (es) | 2003-04-30 |
| WO2001065954A1 (fr) | 2001-09-13 |
| DE60116273T2 (de) | 2006-07-13 |
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