NO136393B - - Google Patents
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- Publication number
- NO136393B NO136393B NO743158A NO743158A NO136393B NO 136393 B NO136393 B NO 136393B NO 743158 A NO743158 A NO 743158A NO 743158 A NO743158 A NO 743158A NO 136393 B NO136393 B NO 136393B
- Authority
- NO
- Norway
- Prior art keywords
- toluene
- complex
- aromatic
- aromatic hydrocarbon
- alocl
- Prior art date
Links
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 234
- 239000007789 gas Substances 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 239000007788 liquid Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 29
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 24
- 150000003839 salts Chemical class 0.000 claims description 19
- 239000011541 reaction mixture Substances 0.000 claims description 11
- 125000003118 aryl group Chemical group 0.000 claims description 9
- -1 monocyclic aromatic hydrocarbon Chemical class 0.000 claims description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 238000009835 boiling Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000002594 sorbent Substances 0.000 claims 8
- 125000005843 halogen group Chemical group 0.000 claims 1
- 239000012433 hydrogen halide Substances 0.000 claims 1
- 229910000039 hydrogen halide Inorganic materials 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 239000003463 adsorbent Substances 0.000 description 43
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 13
- 229910002091 carbon monoxide Inorganic materials 0.000 description 13
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 10
- 239000003446 ligand Substances 0.000 description 10
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 description 9
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 9
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 9
- 125000002534 ethynyl group Chemical class [H]C#C* 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 150000001491 aromatic compounds Chemical class 0.000 description 7
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000002879 Lewis base Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 3
- 230000000536 complexating effect Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 150000007527 lewis bases Chemical class 0.000 description 3
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 235000019270 ammonium chloride Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- NVLHGZIXTRYOKT-UHFFFAOYSA-N 1-chloro-2,3-dimethylbenzene Chemical group CC1=CC=CC(Cl)=C1C NVLHGZIXTRYOKT-UHFFFAOYSA-N 0.000 description 1
- 229910018626 Al(OH) Inorganic materials 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-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
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- GCSPEDBBNOCYOD-UHFFFAOYSA-M aluminum;oxygen(2-);chloride Chemical compound [O-2].[Al+3].[Cl-] GCSPEDBBNOCYOD-UHFFFAOYSA-M 0.000 description 1
- 239000006286 aqueous extract Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 1
- 235000013844 butane Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229940045803 cuprous chloride Drugs 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical class CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/263—Drying gases or vapours by absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Drying Of Gases (AREA)
- Industrial Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US398606A US3927176A (en) | 1973-09-19 | 1973-09-19 | Process for the removal of water from gas streams |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO743158L NO743158L (fr) | 1975-04-14 |
| NO136393B true NO136393B (fr) | 1977-05-23 |
| NO136393C NO136393C (no) | 1977-08-31 |
Family
ID=23576023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO743158A NO136393C (no) | 1973-09-19 | 1974-09-03 | Fremgangsm}te for fjerning av vann fra en gasstr¦m. |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3927176A (fr) |
| JP (1) | JPS5710919B2 (fr) |
| BE (1) | BE819797A (fr) |
| BR (1) | BR7407652A (fr) |
| CA (1) | CA1040387A (fr) |
| DE (1) | DE2444211C2 (fr) |
| DK (1) | DK147065C (fr) |
| ES (1) | ES429187A1 (fr) |
| FR (1) | FR2243722B1 (fr) |
| GB (1) | GB1433680A (fr) |
| IT (1) | IT1019309B (fr) |
| NL (1) | NL179114C (fr) |
| NO (1) | NO136393C (fr) |
| SE (1) | SE410826B (fr) |
| ZA (1) | ZA745052B (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141960A (en) * | 1968-09-03 | 1979-02-27 | Exxon Research & Engineering Co. | Complex bimetallic salts |
| US4106917A (en) * | 1977-02-11 | 1978-08-15 | United States Steel Corporation | Gas preparation |
| US4091045A (en) * | 1977-06-01 | 1978-05-23 | Tenneco Chemicals, Inc. | Process for the purification of liquid sorbents that comprise bimetallic salt complexes |
| US4185083A (en) * | 1978-04-21 | 1980-01-22 | Tenneco Chemicals, Inc. | Manufacture of finely divided carbon |
| US4304952A (en) * | 1980-07-23 | 1981-12-08 | Tenneco Chemicals, Inc. | Use of triphenylboron as alkylation inhibitor in a ligand-complexing process |
| US4353840A (en) * | 1980-07-23 | 1982-10-12 | Tenneco Chemicals, Inc. | Use of amine-aluminum chloride adducts as alkylation inhibitors in a ligand-complexing process |
| US4525180A (en) * | 1983-03-19 | 1985-06-25 | Hidefumi Hirai | Process for recovery of ethylene from gaseous mixture |
| US4654202A (en) * | 1984-01-09 | 1987-03-31 | Walker David G | Separation of hydrogen sulfide from gases by the use of cuprous aluminum tetrachloride as a reversible complexing reagent |
| JPH034071Y2 (fr) * | 1985-05-31 | 1991-02-01 | ||
| NL2001111C2 (nl) * | 2007-12-21 | 2009-06-29 | Airpack Holding B V | Werkwijze voor het scheiden van zuurgas. |
| US7993615B1 (en) * | 2010-07-06 | 2011-08-09 | Babcock & Wilcox Power Generation Group, Inc. | Integrated flue gas dehumidification and wet cooling tower system |
| US8518148B2 (en) | 2010-07-12 | 2013-08-27 | Babcock & Wilcox Power Generation Group, Inc. | Integrated flue gas dehumidification and wet cooling tower system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3651159A (en) * | 1968-09-03 | 1972-03-21 | Exxon Research Engineering Co | Bimetallic salts and derivatives thereof their preparation and use in the complexing of ligands |
| US3857869A (en) * | 1973-03-27 | 1974-12-31 | Tenneco Chem | Process for the preparation of bimetallic salt complexes |
| US3923958A (en) * | 1973-03-27 | 1975-12-02 | Tenneco Chem | Method of removing aromatic compounds olefins, acetylenes and carbon monoxide from feed streams |
-
1973
- 1973-09-19 US US398606A patent/US3927176A/en not_active Expired - Lifetime
-
1974
- 1974-08-07 ZA ZA00745052A patent/ZA745052B/xx unknown
- 1974-08-12 ES ES429187A patent/ES429187A1/es not_active Expired
- 1974-09-03 NO NO743158A patent/NO136393C/no unknown
- 1974-09-03 GB GB3849174A patent/GB1433680A/en not_active Expired
- 1974-09-11 BE BE148420A patent/BE819797A/fr not_active IP Right Cessation
- 1974-09-12 NL NLAANVRAGE7412124,A patent/NL179114C/xx not_active IP Right Cessation
- 1974-09-13 BR BR7352/74A patent/BR7407652A/pt unknown
- 1974-09-16 DE DE2444211A patent/DE2444211C2/de not_active Expired
- 1974-09-17 FR FR7431426A patent/FR2243722B1/fr not_active Expired
- 1974-09-17 IT IT53065/74A patent/IT1019309B/it active
- 1974-09-18 DK DK491974A patent/DK147065C/da not_active IP Right Cessation
- 1974-09-18 CA CA209,456A patent/CA1040387A/fr not_active Expired
- 1974-09-18 SE SE7411745A patent/SE410826B/xx not_active IP Right Cessation
- 1974-09-18 JP JP10681574A patent/JPS5710919B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1040387A (fr) | 1978-10-17 |
| NL179114B (nl) | 1986-02-17 |
| US3927176A (en) | 1975-12-16 |
| FR2243722B1 (fr) | 1978-09-15 |
| SE410826B (sv) | 1979-11-12 |
| GB1433680A (en) | 1976-04-28 |
| NL179114C (nl) | 1986-07-16 |
| DE2444211C2 (de) | 1987-01-29 |
| DK147065B (da) | 1984-04-02 |
| JPS5710919B2 (fr) | 1982-03-01 |
| ES429187A1 (es) | 1977-01-16 |
| ZA745052B (en) | 1975-08-27 |
| NL7412124A (nl) | 1975-03-21 |
| BR7407652A (pt) | 1975-10-14 |
| DK491974A (fr) | 1975-05-26 |
| IT1019309B (it) | 1977-11-10 |
| NO743158L (fr) | 1975-04-14 |
| DE2444211A1 (de) | 1975-04-03 |
| BE819797A (fr) | 1974-12-31 |
| JPS5058101A (fr) | 1975-05-20 |
| DK147065C (da) | 1984-09-24 |
| FR2243722A1 (fr) | 1975-04-11 |
| SE7411745L (fr) | 1975-03-20 |
| NO136393C (no) | 1977-08-31 |
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