FI82200C - Förfarande och anordning för återvinning av i gaser befintliga föroren ingar, isynnerhet lösningsmedel - Google Patents
Förfarande och anordning för återvinning av i gaser befintliga föroren ingar, isynnerhet lösningsmedel Download PDFInfo
- Publication number
- FI82200C FI82200C FI863489A FI863489A FI82200C FI 82200 C FI82200 C FI 82200C FI 863489 A FI863489 A FI 863489A FI 863489 A FI863489 A FI 863489A FI 82200 C FI82200 C FI 82200C
- Authority
- FI
- Finland
- Prior art keywords
- activated carbon
- bed
- heat transfer
- layer
- heating
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 102
- 239000002904 solvent Substances 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 10
- 238000003795 desorption Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000010926 purge Methods 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 25
- 238000011069 regeneration method Methods 0.000 description 18
- 230000008929 regeneration Effects 0.000 description 16
- 229910001868 water Inorganic materials 0.000 description 16
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 15
- 238000011084 recovery Methods 0.000 description 12
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 229960003750 ethyl chloride Drugs 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000003021 water soluble solvent Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000004887 air purification Methods 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 239000004434 industrial solvent Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000004758 synthetic textile Substances 0.000 description 1
- 238000012719 thermal polymerization Methods 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- 239000003799 water insoluble solvent 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0438—Cooling or heating systems
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0431—Beds with radial gas flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/40098—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating with other heating means
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)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
Claims (5)
1. Förfarande för tillvaratagande av orenheter, i synnerhet lösningsmedel, som finns i gaser, enligt vilket förfarande - föreningarna avskiljs genom adsorption pä aktivt koi (2), - föreningarna desorberas genom höjning av temperaturen hos skiktet (2) med aktivt koi, och - uppvärmningen eller vid behov avkylningen av skiktet (2) med aktivt koi utförs medelst ett värmeöverförings-organ (1) som uppvisar en väsentligt cylindrisk mantel-yta, genom vilket ett medium som avger respektive upp-tar värme leds, kännetecknat av att - säsom aktivt koi används tyg- eller mattformigt fibröst aktivt koi, som är utbildat tili en cylindrisk bädd (2) som uppbärs av värmeöverföringsorganet (1).
2. Förfarande enligt patentkrav 1, kännetecknat av att man under uppvärmningen bildar ett undertryck, lämp-ligen ett undertryck pä mella n 1 och 90 kPa, företrädesvis pä mellan 10 och 30 kPa absolut tryck, för att desorbera de adsorberade föreningarna.
3. Förfarande enligt patentkrav 2, kännetecknat av att man avslutar uppvärmningen av bädden ätminstone en aning innan allt adsorberat material har desorberats i och för att kylä ned bädden i slutet av desorptionsskedet.
4. Anordning för tillvaratagande av orenheter, i synnerhet lösningsmedel, som finns i gaser, omfattande - en behällare (3), - ett inne i behällaren (3) anordnat skikt (2) av aktivt koi, - ett inlopp (4) för luften som skall renas och ett ut-lopp (5) för den renade luften, - organ (6, 7) anslutna tili behällaren (3) regenerering av skiktet (2) med aktivt koi samt II is 82200 - ett i samband med skiktet (2) anordnat, företrädesvis spiralformigt värmeöverföringsorgan (1) för uppvärm-ning av skiktet med aktivt koi eller vid behov för av-kylning av detta, känneteckad av att skiktet (2) med aktivt koi bestär av tyg- eller mattformigt fibröst aktivt koi, som är utbildat tili en cylindrisk bädd (2) som uppbärs av värme-överföringsorganet (1).
5. Anordning enligt patentkrav 4, kännetecknad av att tyg- eller mattformiga (2) fibrösa aktiva kolet är lindat kring värmeöverföringsorganet (1).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI863489A FI82200C (sv) | 1986-08-28 | 1986-08-28 | Förfarande och anordning för återvinning av i gaser befintliga föroren ingar, isynnerhet lösningsmedel |
| PCT/FI1987/000113 WO1988001534A1 (en) | 1986-08-28 | 1987-08-28 | Process and apparatus for recovering impurities, in particular solvents, contained in gases |
| AU78595/87A AU7859587A (en) | 1986-08-28 | 1987-08-28 | Process and apparatus for recovering impurities, in particular solvents, contained in gases |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI863489 | 1986-08-28 | ||
| FI863489A FI82200C (sv) | 1986-08-28 | 1986-08-28 | Förfarande och anordning för återvinning av i gaser befintliga föroren ingar, isynnerhet lösningsmedel |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI863489A0 FI863489A0 (fi) | 1986-08-28 |
| FI863489A7 FI863489A7 (fi) | 1988-03-01 |
| FI82200B FI82200B (fi) | 1990-10-31 |
| FI82200C true FI82200C (sv) | 1991-02-11 |
Family
ID=8523064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI863489A FI82200C (sv) | 1986-08-28 | 1986-08-28 | Förfarande och anordning för återvinning av i gaser befintliga föroren ingar, isynnerhet lösningsmedel |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU7859587A (sv) |
| FI (1) | FI82200C (sv) |
| WO (1) | WO1988001534A1 (sv) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5173426A (en) * | 1989-10-06 | 1992-12-22 | Yale University | DNAs encoding genetically engineered low oxygen affinity mutants of human hemoglobin |
| SE466292B (sv) * | 1989-10-12 | 1992-01-27 | Jan Andersson | Foerfarande och anordning foer att avskilja ett eller flera aemnen fraan gaser |
| IT1264106B1 (it) * | 1993-03-30 | 1996-09-10 | So Di Bo S P A | Depuratore per solventi a carboni attivi per macchine lavasecco ad assorbimento maggiorato. |
| US6030591A (en) * | 1994-04-06 | 2000-02-29 | Atmi Ecosys Corporation | Process for removing and recovering halocarbons from effluent process streams |
| US5622682A (en) * | 1994-04-06 | 1997-04-22 | Atmi Ecosys Corporation | Method for concentration and recovery of halocarbons from effluent gas streams |
| JP2823835B2 (ja) * | 1995-12-06 | 1998-11-11 | 有限会社川井技術研究所 | ガス状炭化水素を含む廃棄ガスから炭化水素を回収する方法 |
| US5912423A (en) * | 1997-01-23 | 1999-06-15 | Calgon Carbon Corporation | Method and means for purifying air with a regenerable carbon cloth sorbent |
| FR2805759B1 (fr) * | 2000-03-01 | 2002-12-06 | Zedrys Zeolite Drying System | Procede d'adsorption reversible solide/gaz et dispositif pour la mise en oeuvre d'un tel procede |
| FR2818919B1 (fr) * | 2001-01-04 | 2004-02-06 | Jean Charles Weber | Procede et dispositif pour le traitement et la recuperation integres des effluents gazeuse polluants |
| WO2010006566A1 (de) * | 2008-07-14 | 2010-01-21 | Seg Umwelt-Service Gmbh | Vorrichtung und verfahren zum separieren von gasgemischen |
| JP2017217628A (ja) | 2016-06-10 | 2017-12-14 | エスイー工業株式会社 | ガス精製処理装置 |
| CN108465342A (zh) * | 2018-04-09 | 2018-08-31 | 苏州世华新材料科技股份有限公司 | 一种增强型活性碳纤维吸附-解吸有机废气装置及处理方法 |
| CN108905487A (zh) * | 2018-05-30 | 2018-11-30 | 广东知识城运营服务有限公司 | 一种增塑剂用新型尾气净化装置 |
| CN112023613A (zh) * | 2020-08-29 | 2020-12-04 | 河南省安久医疗器械有限公司 | 一种环氧乙烷残留气体处理装置及其处理方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR580600A (fr) * | 1923-07-13 | 1924-11-10 | Appareils pour traitement de gaz, etc. | |
| GB227405A (en) * | 1924-01-09 | 1925-06-18 | Edouard Urbain | Improved apparatus for treating gases and the like |
| DE2746673C2 (de) * | 1977-10-18 | 1985-05-09 | Linde Ag, 6200 Wiesbaden | Vorrichtung zur adsorptiven Reinigung von Gasen |
| JPS54126670A (en) * | 1978-03-27 | 1979-10-02 | Kirin Shiiguramu Kk | Method and apparatus for preventing environmental pollution due to alcohol |
-
1986
- 1986-08-28 FI FI863489A patent/FI82200C/sv not_active IP Right Cessation
-
1987
- 1987-08-28 WO PCT/FI1987/000113 patent/WO1988001534A1/en not_active Ceased
- 1987-08-28 AU AU78595/87A patent/AU7859587A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO1988001534A1 (en) | 1988-03-10 |
| AU7859587A (en) | 1988-03-24 |
| FI82200B (fi) | 1990-10-31 |
| FI863489A7 (fi) | 1988-03-01 |
| FI863489A0 (fi) | 1986-08-28 |
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