NL8300805A - Luchtzuiveringsmiddel, filters en filterapparaten. - Google Patents
Luchtzuiveringsmiddel, filters en filterapparaten. Download PDFInfo
- Publication number
- NL8300805A NL8300805A NL8300805A NL8300805A NL8300805A NL 8300805 A NL8300805 A NL 8300805A NL 8300805 A NL8300805 A NL 8300805A NL 8300805 A NL8300805 A NL 8300805A NL 8300805 A NL8300805 A NL 8300805A
- Authority
- NL
- Netherlands
- Prior art keywords
- gases
- filters
- air purifier
- air
- agent
- Prior art date
Links
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 claims abstract description 8
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 239000012876 carrier material Substances 0.000 claims description 8
- 239000012629 purifying agent Substances 0.000 claims description 7
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 239000011630 iodine Substances 0.000 claims description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 2
- 239000002808 molecular sieve Substances 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 23
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 18
- 230000002378 acidificating effect Effects 0.000 abstract description 11
- 229910021529 ammonia Inorganic materials 0.000 abstract description 9
- 238000005470 impregnation Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 3
- 230000000241 respiratory effect Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000002356 single layer Substances 0.000 abstract description 3
- 238000004887 air purification Methods 0.000 abstract 3
- 231100001261 hazardous Toxicity 0.000 abstract 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- FMRLDPWIRHBCCC-UHFFFAOYSA-L Zinc carbonate Chemical compound [Zn+2].[O-]C([O-])=O FMRLDPWIRHBCCC-UHFFFAOYSA-L 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229940116318 copper carbonate Drugs 0.000 description 1
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 1
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 229910000043 hydrogen iodide Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011667 zinc carbonate Substances 0.000 description 1
- 229910000010 zinc carbonate Inorganic materials 0.000 description 1
- 235000004416 zinc carbonate Nutrition 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D9/00—Composition of chemical substances for use in breathing apparatus
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0233—Compounds of Cu, Ag, Au
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/024—Compounds of Zn, Cd, Hg
- B01J20/0244—Compounds of Zn
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/027—Compounds of F, Cl, Br, I
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
- B01J20/0288—Halides of compounds other than those provided for in B01J20/046
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
- B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3289—Coatings involving more than one layer of same or different nature
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3231717A DE3231717C2 (de) | 1982-08-26 | 1982-08-26 | Luftreinigungsmittel, imprägniert und zur Verwendung in Filtern |
| DE3231717 | 1982-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8300805A true NL8300805A (nl) | 1984-03-16 |
Family
ID=6171713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8300805A NL8300805A (nl) | 1982-08-26 | 1983-03-04 | Luchtzuiveringsmiddel, filters en filterapparaten. |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE897399A (enrdf_load_stackoverflow) |
| DE (1) | DE3231717C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2532188A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1198669B (enrdf_load_stackoverflow) |
| NL (1) | NL8300805A (enrdf_load_stackoverflow) |
| SE (1) | SE8301988L (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3701695A1 (de) * | 1987-01-22 | 1988-08-04 | Draegerwerk Ag | Schutzhaube fuer den notfall |
| DE3730922A1 (de) * | 1987-09-15 | 1989-04-06 | Hoelter Heinz | Chemisorptionsmasse zur beseitigung von geruechen und rauchfoermigen rueckstaenden, vorzugsweise tabakrauch |
| KR0148793B1 (ko) * | 1989-06-23 | 1998-10-15 | 죠셉 에이. 피세테 | 독성가스 그리고/또는 증기 흡착용 크롬비함유 함침 활성탄 |
| CA2074305A1 (en) * | 1991-07-22 | 1993-01-23 | Toshio Aibe | Activated carbon honeycombs and applications thereof |
| AU3141497A (en) * | 1997-01-22 | 1998-08-07 | Minnesota Mining And Manufacturing Company | Multi-gas impregnated sorbent |
| US6224655B1 (en) * | 1998-11-03 | 2001-05-01 | Pierre Messier | Biostatic air filter |
| DE19931371A1 (de) * | 1999-07-08 | 2001-01-11 | Mhb Filtration Gmbh & Co Kg | Filtermaterial für die Gasfiltration mit bioziden Eigenschaften |
| US7004990B2 (en) | 2003-06-26 | 2006-02-28 | 3M Innovative Properties Company | Broad spectrum filter system including tungsten-based impregnant and being useful for filtering contaminants from air or other gases |
| WO2010027991A2 (en) | 2008-09-02 | 2010-03-11 | 3M Innovative Properties Company | Ammonia-free gaseous air filter |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD38377A (enrdf_load_stackoverflow) * | ||||
| DE466358C (de) * | 1926-05-23 | 1928-10-05 | Edmund Kuechler | Herstellung kieselsaeurehaltiger aktiver Kohle |
| DE556608C (de) * | 1929-06-01 | 1932-08-16 | Draegerwerk Ag | Verfahren zur Herstellung von Gasabsorptionsmassen fuer Atemfilter |
| DE620387C (de) * | 1929-11-25 | 1935-10-21 | Rech S Et D Expl S Petrolifere | Verfahren zum Trocknen von Gasen und Gasgemischen |
| DE710617C (de) * | 1931-03-28 | 1941-09-18 | Auergesellschaft Akt Ges | Verfahren zur Reinigung von fluechtige Saeure und Basen enthaltender Atemluft |
| US2523875A (en) * | 1942-05-01 | 1950-09-26 | Jacque C Morrell | Production of a protective carbon |
| DE973481C (de) * | 1951-07-07 | 1960-03-03 | Bergwerksverband Gmbh | Verfahren zur Herstellung von Adsorptionskohle |
| DE1087579B (de) * | 1958-08-01 | 1960-08-25 | Draegerwerk Ag | Verfahren zur Impraegnierung von Aktivkohle mit Schwermetallsalzen |
| US4111833A (en) * | 1974-09-05 | 1978-09-05 | The United States Of America As Represented By The United States Department Of Energy | Activated carbon material |
| DE2507672C3 (de) * | 1975-02-22 | 1980-10-09 | Laboratorium Fuer Adsorptionstechnik Gmbh, 6000 Frankfurt | Verfahren zum Imprägnieren von Aktivkohle |
| DE2603807C3 (de) * | 1976-02-02 | 1982-01-07 | Laboratorium für Adsorptionstechnik GmbH, 6000 Frankfurt | Verfahren zum Entfernen von Quecksilber aus Gasen |
| DE2757576C2 (de) * | 1977-12-23 | 1984-03-08 | Drägerwerk AG, 2400 Lübeck | Imprägnierte Aktivkohle zur Entfernung von sauren, katalytisch zersetzbaren und chemisch zu bindenden Schadstoffen aus Luft |
| DE3013256C2 (de) * | 1980-04-03 | 1988-06-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Verfahren zur Herstellung von hochspezifischer Aktivkohle, die bei den Verfahren erhaltene Kohle und ihre Verwendung |
-
1982
- 1982-08-26 DE DE3231717A patent/DE3231717C2/de not_active Expired
-
1983
- 1983-03-04 NL NL8300805A patent/NL8300805A/nl not_active Application Discontinuation
- 1983-04-11 SE SE8301988A patent/SE8301988L/ not_active Application Discontinuation
- 1983-04-13 FR FR8306325A patent/FR2532188A1/fr active Granted
- 1983-07-28 BE BE0/211252A patent/BE897399A/fr not_active IP Right Cessation
- 1983-08-24 IT IT09502/83A patent/IT1198669B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2532188A1 (fr) | 1984-03-02 |
| SE8301988L (sv) | 1984-02-27 |
| IT1198669B (it) | 1988-12-21 |
| BE897399A (fr) | 1983-11-14 |
| IT8309502A0 (it) | 1983-08-24 |
| DE3231717A1 (de) | 1984-03-01 |
| SE8301988D0 (sv) | 1983-04-11 |
| FR2532188B1 (enrdf_load_stackoverflow) | 1985-04-05 |
| DE3231717C2 (de) | 1986-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |