SE440484B - Kontinuerligt forfarande for avlegsnande av sura gaser fran en matargasblandning - Google Patents
Kontinuerligt forfarande for avlegsnande av sura gaser fran en matargasblandningInfo
- Publication number
- SE440484B SE440484B SE7812626A SE7812626A SE440484B SE 440484 B SE440484 B SE 440484B SE 7812626 A SE7812626 A SE 7812626A SE 7812626 A SE7812626 A SE 7812626A SE 440484 B SE440484 B SE 440484B
- Authority
- SE
- Sweden
- Prior art keywords
- solution
- gas
- temperature
- alkanolamine
- acid gas
- Prior art date
Links
- 239000007789 gas Substances 0.000 title claims description 77
- 238000000034 method Methods 0.000 title claims description 30
- 239000000203 mixture Substances 0.000 title claims description 27
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 48
- 238000001704 evaporation Methods 0.000 claims description 43
- 230000008020 evaporation Effects 0.000 claims description 43
- 239000002253 acid Substances 0.000 claims description 29
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000010521 absorption reaction Methods 0.000 claims description 16
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical group NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 229930195733 hydrocarbon Natural products 0.000 claims description 8
- 150000002430 hydrocarbons Chemical class 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 6
- 229910052787 antimony Inorganic materials 0.000 claims description 5
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 150000003682 vanadium compounds Chemical class 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims 1
- 150000001463 antimony compounds Chemical class 0.000 claims 1
- 238000010924 continuous production Methods 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- 239000006096 absorbing agent Substances 0.000 description 14
- 150000001412 amines Chemical class 0.000 description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 description 7
- 238000012546 transfer Methods 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- GODZNYBQGNSJJN-UHFFFAOYSA-N 1-aminoethane-1,2-diol Chemical compound NC(O)CO GODZNYBQGNSJJN-UHFFFAOYSA-N 0.000 description 1
- HXKKHQJGJAFBHI-UHFFFAOYSA-N 1-aminopropan-2-ol Chemical compound CC(O)CN HXKKHQJGJAFBHI-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- UIQMVEYFGZJHCZ-SSTWWWIQSA-N Nalorphine Chemical compound C([C@@H](N(CC1)CC=C)[C@@H]2C=C[C@@H]3O)C4=CC=C(O)C5=C4[C@@]21[C@H]3O5 UIQMVEYFGZJHCZ-SSTWWWIQSA-N 0.000 description 1
- SLINHMUFWFWBMU-UHFFFAOYSA-N Triisopropanolamine Chemical compound CC(O)CN(CC(C)O)CC(C)O SLINHMUFWFWBMU-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003831 deregulation Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- LVTYICIALWPMFW-UHFFFAOYSA-N diisopropanolamine Chemical compound CC(O)CNCC(C)O LVTYICIALWPMFW-UHFFFAOYSA-N 0.000 description 1
- 229940043276 diisopropanolamine Drugs 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- YQCIWBXEVYWRCW-UHFFFAOYSA-N methane;sulfane Chemical compound C.S YQCIWBXEVYWRCW-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000010977 unit operation Methods 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
- B01D53/14—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
- B01D53/1456—Removing acid components
- B01D53/1462—Removing mixtures of hydrogen sulfide and carbon dioxide
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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)
- Gas Separation By Absorption (AREA)
- Industrial Gases (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/865,732 US4184855A (en) | 1977-12-29 | 1977-12-29 | Process for CO2 removal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7812626L SE7812626L (sv) | 1979-06-30 |
| SE440484B true SE440484B (sv) | 1985-08-05 |
Family
ID=25346103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7812626A SE440484B (sv) | 1977-12-29 | 1978-12-07 | Kontinuerligt forfarande for avlegsnande av sura gaser fran en matargasblandning |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4184855A (de) |
| JP (1) | JPS5918092B2 (de) |
| BE (1) | BE873127A (de) |
| BG (1) | BG47650A3 (de) |
| BR (1) | BR7808557A (de) |
| CA (1) | CA1105241A (de) |
| DE (1) | DE2856571C3 (de) |
| ES (1) | ES476412A1 (de) |
| FR (1) | FR2413117B1 (de) |
| GB (1) | GB2014183B (de) |
| HU (1) | HU180102B (de) |
| IN (1) | IN150766B (de) |
| IT (1) | IT7831367A0 (de) |
| MX (1) | MX150634A (de) |
| NL (1) | NL7812615A (de) |
| SE (1) | SE440484B (de) |
| SU (1) | SU1042603A3 (de) |
| TR (1) | TR20543A (de) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274841A (en) * | 1980-03-28 | 1981-06-23 | Union Carbide Corporation | Acetylene recovery process and apparatus |
| US4397660A (en) * | 1981-06-15 | 1983-08-09 | Shell Oil Company | Process for the removal of H2 S and CO2 from a gas mixture |
| US4590036A (en) * | 1982-02-02 | 1986-05-20 | Exxon Research And Engineering Co. | Process for corrosion inhibition utilizing an antimony-molybdenum salt corrosion inhibitor composition |
| AT380092B (de) * | 1983-09-29 | 1986-04-10 | Simmering Graz Pauker Ag | Verfahren und vorrichtung zur gewinnung von waerme aus wasserdampfhaeltigen gasen durch absorption oder adsorption |
| IN164027B (de) * | 1984-03-29 | 1988-12-31 | Basf Ag | |
| CA1284334C (en) * | 1985-06-27 | 1991-05-21 | Atochem | Method for recovery of ethylene oxide |
| US4634455A (en) * | 1985-11-26 | 1987-01-06 | Innofinance Altalanos Innovacios Penzintezet | Process and apparatus for dehumidification of gaseous media |
| CA1334836C (en) * | 1987-04-09 | 1995-03-21 | Richard A. Gregory, Jr. | Removal of salts from aqueous alkanolamines using an electrodialysis cell with an ion exchange membrane |
| ES2003265A6 (es) * | 1987-04-21 | 1988-10-16 | Espan Carburos Metal | Procedimiento para la obtencion de co2 y n2 a partir de los gases generados en un motor o turbina de combustion interna |
| ZA899705B (en) * | 1989-01-26 | 1990-09-26 | Aeci Ltd | Purification of gases |
| JPH04265115A (ja) * | 1990-01-08 | 1992-09-21 | Lyondell Petrochem Co | 酸性ガス処理装置および方法 |
| EP0537593B1 (de) * | 1991-10-09 | 1999-04-14 | The Kansai Electric Power Co., Inc. | Rückgewinnung von Kohlendioxid aus Verbrennungsabgas |
| US5233060A (en) * | 1992-08-13 | 1993-08-03 | The Dow Chemical Company | Ethylene recovery in direct-oxidation ethylene oxide processes |
| CA2177449C (en) * | 1996-05-20 | 2003-04-29 | Barry Steve Marjanovich | Process for treating a gas stream to selectively separate acid gases therefrom |
| USD403943S (en) | 1997-01-24 | 1999-01-12 | Peter James Curry | Detachable hand grip tool |
| DE19753903C2 (de) * | 1997-12-05 | 2002-04-25 | Krupp Uhde Gmbh | Verfahren zur Entfernung von CO¶2¶ und Schwefelverbindungen aus technischen Gasen, insbesondere aus Erdgas und Roh-Synthesegas |
| US6605138B2 (en) | 1999-04-21 | 2003-08-12 | Matthew T. Frondorf | Apparatus and method for exclusively removing VOC from regeneratable solvent in a gas sweetening system |
| US6210467B1 (en) | 1999-05-07 | 2001-04-03 | Praxair Technology, Inc. | Carbon dioxide cleaning system with improved recovery |
| US7740691B2 (en) | 2006-01-10 | 2010-06-22 | Edwin W. Cash | Gas treating method and apparatus |
| US20070157824A1 (en) * | 2006-01-11 | 2007-07-12 | Aac Trade Ltd. | Cooking device particularly useful for cooking pasta, and hot receptacle holder especially useful therewith |
| JP2009082815A (ja) * | 2007-09-28 | 2009-04-23 | Central Res Inst Of Electric Power Ind | 石炭ガス化スラグの洗浄方法および洗浄装置 |
| US8535419B2 (en) * | 2009-04-01 | 2013-09-17 | Zephyr Gas Services Llc | Modular amine plant |
| EP2311545A1 (de) * | 2009-10-15 | 2011-04-20 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Verfahren zur Aufnahme von sauren Gasen |
| DE102009052640A1 (de) * | 2009-11-10 | 2011-05-12 | Linde-Lkca-Dresden Gmbh | Verfahren und Vorrichtung zur Gaswäsche |
| JP5665022B2 (ja) * | 2010-03-31 | 2015-02-04 | 新日鉄住金エンジニアリング株式会社 | 二酸化炭素ガス回収装置 |
| JP5697411B2 (ja) * | 2010-11-17 | 2015-04-08 | 株式会社東芝 | 二酸化炭素回収装置および二酸化炭素回収方法 |
| JP5737916B2 (ja) * | 2010-12-01 | 2015-06-17 | 三菱重工業株式会社 | Ｃｏ２回収システム |
| EP2818220A1 (de) | 2013-06-25 | 2014-12-31 | ExxonMobil Chemical Patents Inc. | Aufwertung eines Prozessstromes |
| EP3628393B1 (de) * | 2016-02-08 | 2021-05-26 | Basf Se | Verfahren zur abtrennung von kohlenmonoxid und sauergasen aus einem kohlenmonoxidhaltigem fluidstrom |
| EP3481536A4 (de) | 2016-07-05 | 2019-12-04 | Ineos Americas, LLC | Verfahren und vorrichtung zur rückgewinnung von absorptionsmitteln in der säuregasbehandlung |
| JP7313303B2 (ja) * | 2020-03-19 | 2023-07-24 | 太平洋セメント株式会社 | 二酸化炭素吸収液の再資源化方法、セメント用粉砕助剤、及び、セメントの製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477314A (en) * | 1945-11-27 | 1949-07-26 | Standard Oil Dev Co | Process for purifying gases |
| US2445468A (en) * | 1947-05-19 | 1948-07-20 | Fluor Corp | Removal of acidic constituents from gases |
| DE1123428B (de) * | 1959-11-07 | 1962-02-08 | Linde S Eismaschinen Ag Zweign | Verfahren zum Entschwefeln von trockenem, schwefelwasserstoffhaltigem Erdgas |
| US3242644A (en) * | 1962-12-27 | 1966-03-29 | Union Oil Co | Process for removing acid constituents from gaseous mixtures |
| GB1244176A (en) * | 1968-02-23 | 1971-08-25 | Foster Wheeler Ltd | Gas treatment process |
| US3961015A (en) * | 1969-08-21 | 1976-06-01 | Societe Nationale Des Petroles D'aquitaine | Combined hydrolysis and absorption process and apparatus therefor |
| US3808140A (en) * | 1970-07-13 | 1974-04-30 | B Mago | Antimony-vanadium corrosion inhibitors for alkanolamine gas treating system |
-
1977
- 1977-12-29 US US05/865,732 patent/US4184855A/en not_active Expired - Lifetime
-
1978
- 1978-12-07 SE SE7812626A patent/SE440484B/sv not_active IP Right Cessation
- 1978-12-15 MX MX176055A patent/MX150634A/es unknown
- 1978-12-20 CA CA318,303A patent/CA1105241A/en not_active Expired
- 1978-12-28 BE BE192603A patent/BE873127A/xx unknown
- 1978-12-28 SU SU782704704A patent/SU1042603A3/ru active
- 1978-12-28 JP JP53161294A patent/JPS5918092B2/ja not_active Expired
- 1978-12-28 BR BR7808557A patent/BR7808557A/pt unknown
- 1978-12-28 ES ES476412A patent/ES476412A1/es not_active Expired
- 1978-12-28 FR FR7836681A patent/FR2413117B1/fr not_active Expired
- 1978-12-28 GB GB7850157A patent/GB2014183B/en not_active Expired
- 1978-12-28 NL NL7812615A patent/NL7812615A/xx not_active Application Discontinuation
- 1978-12-28 DE DE2856571A patent/DE2856571C3/de not_active Expired
- 1978-12-28 IT IT7831367A patent/IT7831367A0/it unknown
- 1978-12-28 HU HU78UI274A patent/HU180102B/hu unknown
- 1978-12-28 BG BG041885A patent/BG47650A3/xx unknown
- 1978-12-28 TR TR20543A patent/TR20543A/xx unknown
- 1978-12-29 IN IN1390/CAL/78A patent/IN150766B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2856571A1 (de) | 1979-07-05 |
| NL7812615A (nl) | 1979-07-03 |
| FR2413117B1 (fr) | 1986-06-20 |
| FR2413117A1 (fr) | 1979-07-27 |
| BR7808557A (pt) | 1979-08-28 |
| GB2014183A (en) | 1979-08-22 |
| JPS5918092B2 (ja) | 1984-04-25 |
| SE7812626L (sv) | 1979-06-30 |
| TR20543A (tr) | 1981-10-15 |
| DE2856571B2 (de) | 1981-06-25 |
| DE2856571C3 (de) | 1982-06-24 |
| GB2014183B (en) | 1982-06-23 |
| BE873127A (fr) | 1979-06-28 |
| CA1105241A (en) | 1981-07-21 |
| US4184855A (en) | 1980-01-22 |
| MX150634A (es) | 1984-06-13 |
| ES476412A1 (es) | 1979-04-16 |
| IT7831367A0 (it) | 1978-12-28 |
| IN150766B (de) | 1982-12-11 |
| BG47650A3 (en) | 1990-08-15 |
| SU1042603A3 (ru) | 1983-09-15 |
| JPS5496475A (en) | 1979-07-30 |
| HU180102B (en) | 1983-01-28 |
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