DE149677C - - Google Patents
Info
- Publication number
- DE149677C DE149677C DENDAT149677D DE149677DA DE149677C DE 149677 C DE149677 C DE 149677C DE NDAT149677 D DENDAT149677 D DE NDAT149677D DE 149677D A DE149677D A DE 149677DA DE 149677 C DE149677 C DE 149677C
- Authority
- DE
- Germany
- Prior art keywords
- arsenic
- sulfate
- praseodymium
- yields
- yield
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000203 mixture Substances 0.000 claims description 16
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 10
- 229910000722 Didymium Inorganic materials 0.000 claims description 8
- 241000224487 Didymium Species 0.000 claims description 8
- HWZAHTVZMSRSJE-UHFFFAOYSA-H praseodymium(iii) sulfate Chemical compound [Pr+3].[Pr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O HWZAHTVZMSRSJE-UHFFFAOYSA-H 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 5
- 230000002349 favourable effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 4
- 229910052785 arsenic Inorganic materials 0.000 claims 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 150000008064 anhydrides Chemical class 0.000 claims 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 2
- 150000001495 arsenic compounds Chemical class 0.000 claims 1
- 238000011109 contamination Methods 0.000 claims 1
- 229940093920 gynecological arsenic compound Drugs 0.000 claims 1
- RHVPCSSKNPYQDU-UHFFFAOYSA-H neodymium(3+);trisulfate;hydrate Chemical compound O.[Nd+3].[Nd+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RHVPCSSKNPYQDU-UHFFFAOYSA-H 0.000 claims 1
- 230000002085 persistent effect Effects 0.000 claims 1
- 229910052697 platinum Inorganic materials 0.000 claims 1
- 230000000717 retained effect Effects 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 description 6
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical class [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 description 5
- 229910052777 Praseodymium Inorganic materials 0.000 description 4
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 4
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical group [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/78—Preparation by contact processes characterised by the catalyst used
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE149677C true DE149677C (enrdf_load_stackoverflow) |
Family
ID=416668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT149677D Active DE149677C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE149677C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT149677D patent/DE149677C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2530487A1 (de) | Wasserentkeimungsmittel und verfahren zu dessen herstellung | |
| DE1232590B (de) | Verfahren zur Herstellung von Aminoxyden | |
| DE149677C (enrdf_load_stackoverflow) | ||
| EP0002016B1 (de) | Verfahren zur Reinigung von Ammoniumfluoridlösungen | |
| DE475114C (de) | Verfahren zur Herstellung eines Zahnputzmittels | |
| DE612708C (de) | Verfahren zur Herstellung nicht backender, ammonnitrathaltiger Mischduenger | |
| DE2029117C3 (de) | Verfahren zur Entfernung von metallischen und/oder halbmetallischen Verunreinigungen aus Schwefelsäure | |
| DE1669187A1 (de) | Metallstaubhaltige Anstrichmittel | |
| DE3607998A1 (de) | Verfahren zur aufarbeitung von hydroxylamin oder dessen salze enthaltenden abwaessern | |
| WO2005102920A1 (de) | Verfahren zur erzeugung von chlordioxid für desinfektionszwecke und zubereitung dafür | |
| DE2122293C3 (de) | Enthaarungsmittel | |
| DE1277846B (de) | Verfahren zur Herstellung von Vinylchlorid | |
| DE753211C (de) | Verfahren zur Reinigung von Acrylsaeurenitril von polymerisationshemmenden Stoffen | |
| DE626469C (de) | Verfahren zur Herstellung von hochwertigen, geruchlosen, jodhaltigen Alliumpraeparaten | |
| DE675410C (de) | Verfahren zur Herstellung eines lagerbestaendigen, Tetraaethylblei und ein neutrales Alkalifluorid enthaltenden Antiklopfmittels | |
| DE1179378B (de) | Verfahren zur Herstellung von wasserloeslichen, titrierbares Jod und als Traeger einPoly-[3-vinyl-5-methyloxazolidon-(2)] enthaltenden Kom-plexverbindungen | |
| DE2545803A1 (de) | Verfahren zur behandlung von platinmetallhaltigen katalysatoren | |
| DE2742911C2 (de) | Verfahren zum Stabilisieren von wäßrigen Formaldehydlösungen | |
| DE343182C (enrdf_load_stackoverflow) | ||
| DE817145C (de) | Verfahren zum Abtrennen des Thoriums aus solches enthaltenden Gemischen | |
| AT249540B (de) | Verfahren zum Befestigen von Klingen in Heften | |
| DE282253C (enrdf_load_stackoverflow) | ||
| DE261507C (enrdf_load_stackoverflow) | ||
| DE389296C (de) | Verfahren zur Herstellung reiner Salzsaeure mittels Metalle | |
| DE2710437C3 (de) | Verfahren zur Herstellung von Polyacrylsäure-Jodkomplexen |