NO131444B - - Google Patents
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- Publication number
- NO131444B NO131444B NO723315A NO331572A NO131444B NO 131444 B NO131444 B NO 131444B NO 723315 A NO723315 A NO 723315A NO 331572 A NO331572 A NO 331572A NO 131444 B NO131444 B NO 131444B
- Authority
- NO
- Norway
- Prior art keywords
- nicotine
- tobacco
- pectinate
- sample
- cigarettes
- Prior art date
Links
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 claims description 173
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 claims description 164
- 229960002715 nicotine Drugs 0.000 claims description 163
- 235000010443 alginic acid Nutrition 0.000 claims description 33
- 229920000615 alginic acid Polymers 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 29
- 230000000391 smoking effect Effects 0.000 claims description 25
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims description 21
- 229940072056 alginate Drugs 0.000 claims description 21
- 150000004781 alginic acids Chemical class 0.000 claims description 12
- 239000000783 alginic acid Substances 0.000 claims description 9
- 229960001126 alginic acid Drugs 0.000 claims description 9
- 230000032050 esterification Effects 0.000 claims description 8
- 238000005886 esterification reaction Methods 0.000 claims description 8
- 229920002230 Pectic acid Polymers 0.000 claims description 6
- 239000010318 polygalacturonic acid Substances 0.000 claims description 6
- LCLHHZYHLXDRQG-ZNKJPWOQSA-N pectic acid Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)O[C@H](C(O)=O)[C@@H]1OC1[C@H](O)[C@@H](O)[C@@H](OC2[C@@H]([C@@H](O)[C@@H](O)[C@H](O2)C(O)=O)O)[C@@H](C(O)=O)O1 LCLHHZYHLXDRQG-ZNKJPWOQSA-N 0.000 claims description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 48
- 241000208125 Nicotiana Species 0.000 description 47
- 235000019504 cigarettes Nutrition 0.000 description 45
- 239000000523 sample Substances 0.000 description 36
- 239000000779 smoke Substances 0.000 description 23
- 239000000203 mixture Substances 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 17
- 239000002002 slurry Substances 0.000 description 17
- 239000000126 substance Substances 0.000 description 16
- 239000002253 acid Substances 0.000 description 15
- 239000013618 particulate matter Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000010561 standard procedure Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 9
- 235000010987 pectin Nutrition 0.000 description 9
- 239000001814 pectin Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 239000002699 waste material Substances 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 229920001277 pectin Polymers 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 150000007513 acids Chemical class 0.000 description 5
- 229920003175 pectinic acid Polymers 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000084 colloidal system Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- PYMYPHUHKUWMLA-UHFFFAOYSA-N 2,3,4,5-tetrahydroxypentanal Chemical compound OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 3
- 244000248349 Citrus limon Species 0.000 description 3
- 235000005979 Citrus limon Nutrition 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000009194 citrus pectin Substances 0.000 description 3
- 229940040387 citrus pectin Drugs 0.000 description 3
- 239000013068 control sample Substances 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 2
- 241000207199 Citrus Species 0.000 description 2
- 229910019440 Mg(OH) Inorganic materials 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 235000020971 citrus fruits Nutrition 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000001256 steam distillation Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 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 1
- AQCRXZYYMOXFAN-UHFFFAOYSA-N 2-(1-methyl-2-pyrrolidinyl)-pyridine Chemical compound CN1CCCC1C1=CC=CC=N1 AQCRXZYYMOXFAN-UHFFFAOYSA-N 0.000 description 1
- ZEWICQFXGKLTOP-UHFFFAOYSA-N 2-hydroxypropane-1,2,3-tricarboxylic acid;sulfuric acid Chemical compound OS(O)(=O)=O.OC(=O)CC(O)(C(O)=O)CC(O)=O ZEWICQFXGKLTOP-UHFFFAOYSA-N 0.000 description 1
- 241000219310 Beta vulgaris subsp. vulgaris Species 0.000 description 1
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-L Malonate Chemical compound [O-]C(=O)CC([O-])=O OFOBLEOULBTSOW-UHFFFAOYSA-L 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000021536 Sugar beet Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- JUNWLZAGQLJVLR-UHFFFAOYSA-J calcium diphosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])(=O)OP([O-])([O-])=O JUNWLZAGQLJVLR-UHFFFAOYSA-J 0.000 description 1
- 229940043256 calcium pyrophosphate Drugs 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019506 cigar Nutrition 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 235000019821 dicalcium diphosphate Nutrition 0.000 description 1
- MHJAJDCZWVHCPF-UHFFFAOYSA-L dimagnesium phosphate Chemical compound [Mg+2].OP([O-])([O-])=O MHJAJDCZWVHCPF-UHFFFAOYSA-L 0.000 description 1
- 229910000395 dimagnesium phosphate Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000001030 gas--liquid chromatography Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229940049920 malate Drugs 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000010346 polypectate Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000002798 spectrophotometry method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 235000019505 tobacco product Nutrition 0.000 description 1
- 238000005406 washing Methods 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
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
- A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic 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
- A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
- A24B15/36—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a heterocyclic ring
- A24B15/38—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a heterocyclic ring having only nitrogen as hetero atom
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Tobacco Products (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4437071A GB1391614A (en) | 1971-09-23 | 1971-09-23 | Nicotine fortification of smoking products |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131444B true NO131444B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-02-24 |
| NO131444C NO131444C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-06-04 |
Family
ID=10432969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO723315A NO131444C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-09-23 | 1972-09-15 |
Country Status (24)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1502132A (en) * | 1975-05-27 | 1978-02-22 | Ici Ltd | Smoking materials |
| US4142535A (en) * | 1976-05-04 | 1979-03-06 | Imperial Group Limited | Smoking product |
| EP0103970A3 (en) * | 1982-08-20 | 1985-05-22 | LAWRENCE, Peter Robin Broughton | Amine salts and products containing them |
| US4676259A (en) * | 1985-03-21 | 1987-06-30 | Advanced Tobacco Products Inc. | Nicotine enhanced smoking device |
| US4825884A (en) * | 1986-02-24 | 1989-05-02 | Brown & Williamson Tobacco Corporation | Process for forming flavor compounds in tobacco |
| US4715389A (en) * | 1986-09-15 | 1987-12-29 | R. J. Reynolds Tobacco Company | Cigarette |
| US4830028A (en) * | 1987-02-10 | 1989-05-16 | R. J. Reynolds Tobacco Company | Salts provided from nicotine and organic acid as cigarette additives |
| US4920990A (en) * | 1988-11-23 | 1990-05-01 | R. J. Reynolds Tobacco Company | Cigarette |
| US5165426A (en) * | 1989-08-18 | 1992-11-24 | British-American Tobacco Company Limited | Processing of tobacco leaves |
| JP3681410B2 (ja) * | 1992-04-09 | 2005-08-10 | フィリップ・モーリス・プロダクツ・インコーポレイテッド | 再構成タバコシート及びその製造法及び使用法 |
| KR100501584B1 (ko) | 2000-02-03 | 2005-07-18 | (주)케이비피 | 저분자 폴리만유로네이트의 제조방법, 혈청지질개선제로서의 이의 신규 용도 및 이를 함유하는 기능성식품 및 건강 보조 식품 |
| AU2004266694A1 (en) * | 2003-08-19 | 2005-03-03 | 22Nd Century Limited, Llc | Reduced-exposure tobacco products |
| EP2405942B1 (en) * | 2009-03-13 | 2017-11-01 | Excellent Tech Products i Sverige AB | Oral delivery product |
| US10130120B2 (en) | 2013-03-15 | 2018-11-20 | Altria Client Services Llc | Use of pectin or other anionic polymers in the stabilization and controlled release of nicotine in oral sensorial tobacco products or nicotine containing non-tobacco oral sensorial products |
| EP3200633B1 (en) | 2014-10-02 | 2025-04-02 | Cue Vapor Ltd | Disposable tank electronic cigarette, method of manufacture and method of use |
| US10405571B2 (en) | 2015-06-26 | 2019-09-10 | Altria Client Services Llc | Compositions and methods for producing tobacco plants and products having altered alkaloid levels |
| US11744276B2 (en) | 2016-12-30 | 2023-09-05 | Philip Morris Products S.A. | Method of making a nicotine containing sheet |
| GB201810728D0 (en) | 2018-06-29 | 2018-08-15 | Nerudia Ltd | A method for manufacturing reconstituted plant material |
| JP7374935B2 (ja) | 2018-06-29 | 2023-11-07 | インペリアル タバコ リミテッド | 再構成植物材料を製造する方法 |
| GB201810729D0 (en) | 2018-06-29 | 2018-08-15 | Nerudia Ltd | A method for manufacturing reconstituted plant material |
| HRP20241111T1 (hr) * | 2018-09-17 | 2024-11-08 | Comas - Costruzioni Macchine Speciali - S.P.A. | Proizvodnja i postrojenje za proizvodnju rekonstituiranog duhana |
| IT202000005572A1 (it) * | 2020-03-16 | 2021-09-16 | Comas Costruzioni Macch Speciali S P A | Metodo di produzione di fogli omogenei di fibre vegetali prive di nicotina. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3529602A (en) * | 1969-02-27 | 1970-09-22 | Philip Morris Inc | Tobacco substitute sheet material |
-
0
- BE BE788844D patent/BE788844A/xx not_active IP Right Cessation
-
1971
- 1971-09-23 GB GB4437071A patent/GB1391614A/en not_active Expired
-
1972
- 1972-09-11 ZA ZA726189A patent/ZA726189B/xx unknown
- 1972-09-11 IE IE1228/72A patent/IE36692B1/xx unknown
- 1972-09-11 DK DK447772A patent/DK145446C/da not_active IP Right Cessation
- 1972-09-12 US US288329A patent/US3861400A/en not_active Expired - Lifetime
- 1972-09-13 YU YU2324/72A patent/YU34610B/xx unknown
- 1972-09-14 RO RO7200072219A patent/RO62793A/ro unknown
- 1972-09-14 IT IT7252744A patent/IT1048261B/it active
- 1972-09-14 JP JP47092750A patent/JPS519037B2/ja not_active Expired
- 1972-09-15 PL PL1972157763A patent/PL83569B1/pl unknown
- 1972-09-15 AU AU46749/72A patent/AU470992B2/en not_active Expired
- 1972-09-15 HU HUIE531A patent/HU167775B/hu unknown
- 1972-09-15 SE SE7211773A patent/SE387518B/xx unknown
- 1972-09-15 FR FR7232727A patent/FR2154031A5/fr not_active Expired
- 1972-09-15 CA CA151,862A patent/CA977233A/en not_active Expired
- 1972-09-15 NO NO723315A patent/NO131444C/no unknown
- 1972-09-18 LU LU66111A patent/LU66111A1/xx unknown
- 1972-09-20 NL NLAANVRAGE7212711,A patent/NL174801C/xx not_active IP Right Cessation
- 1972-09-21 DE DE2246221A patent/DE2246221C2/de not_active Expired
- 1972-09-22 CS CS6480A patent/CS168007B2/cs unknown
- 1972-09-22 DD DD165812A patent/DD102913A5/xx unknown
- 1972-09-22 CH CH1385172A patent/CH568725A5/xx not_active IP Right Cessation
-
1977
- 1977-07-25 KE KE2753A patent/KE2753A/xx unknown
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