DE286087C - - Google Patents
Info
- Publication number
- DE286087C DE286087C DENDAT286087D DE286087DA DE286087C DE 286087 C DE286087 C DE 286087C DE NDAT286087 D DENDAT286087 D DE NDAT286087D DE 286087D A DE286087D A DE 286087DA DE 286087 C DE286087 C DE 286087C
- Authority
- DE
- Germany
- Prior art keywords
- thorium
- rare earths
- pyrophosphate
- acid
- separation
- 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
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 9
- 229910052776 Thorium Inorganic materials 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- IRCLFDYSUFDCCZ-UHFFFAOYSA-J [Th+4].[O-]P([O-])(=O)OP([O-])([O-])=O Chemical compound [Th+4].[O-]P([O-])(=O)OP([O-])([O-])=O IRCLFDYSUFDCCZ-UHFFFAOYSA-J 0.000 claims description 6
- 235000021317 phosphate Nutrition 0.000 claims description 6
- 150000007513 acids Chemical class 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- XPPKVPWEQAFLFU-UHFFFAOYSA-N diphosphoric acid Chemical compound OP(O)(=O)OP(O)(O)=O XPPKVPWEQAFLFU-UHFFFAOYSA-N 0.000 claims description 3
- 229940005657 pyrophosphoric acid Drugs 0.000 claims description 3
- -1 rare earth phosphates Chemical class 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 4
- IKNAJTLCCWPIQD-UHFFFAOYSA-K cerium(3+);lanthanum(3+);neodymium(3+);oxygen(2-);phosphate Chemical compound [O-2].[La+3].[Ce+3].[Nd+3].[O-]P([O-])([O-])=O IKNAJTLCCWPIQD-UHFFFAOYSA-K 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 229910052590 monazite Inorganic materials 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- TVZISJTYELEYPI-UHFFFAOYSA-N hypodiphosphoric acid Chemical compound OP(O)(=O)P(O)(O)=O TVZISJTYELEYPI-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical class O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 229910052847 thorite Inorganic materials 0.000 description 1
- IPIGTJPBWJEROO-UHFFFAOYSA-B thorium(4+);tetraphosphate Chemical compound [Th+4].[Th+4].[Th+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O IPIGTJPBWJEROO-UHFFFAOYSA-B 0.000 description 1
- XSSPKPCFRBQLBU-UHFFFAOYSA-N thorium(iv) orthosilicate Chemical compound [Th+4].[O-][Si]([O-])([O-])[O-] XSSPKPCFRBQLBU-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F15/00—Compounds of thorium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE286087C true DE286087C (cs) |
Family
ID=541436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT286087D Active DE286087C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE286087C (cs) |
-
0
- DE DENDAT286087D patent/DE286087C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0627013B1 (de) | Verfahren zur abtrennung von störelementen aus wertmetall-lösungen | |
| DE286087C (cs) | ||
| US2425573A (en) | Separation of thorium and the rareearth group from minerals | |
| DE69006334T2 (de) | Verfahren zur Gewinnung von Gallium aus basischen Lösungen. | |
| DE2513689A1 (de) | Verfahren zur gewinnung von wertstoffen aus hydrothermalen erzschlaemmen | |
| DE2243570C3 (de) | Verfahren zur Gewinnung von U ranylsulf athydrat | |
| DE3010755A1 (de) | Herstellung von magnesiumchlorid | |
| DE3419119C1 (de) | Verfahren zur Zinngewinnung aus zinnarmen oxidischen oder oxidisch-sulfidischen Vorstoffen oder Konzentraten | |
| DE68918061T2 (de) | Extraktion von Gallium aus wässrigen Lösungen. | |
| DE1810131C3 (de) | Verfahren zur Aufbereitung einer Aminhydrochlorid und Kupfermetall enthaltenden Cupro-chloro-amin-Komplex-Schmelze | |
| DE227389C (cs) | ||
| DE269541C (cs) | ||
| DE315371C (cs) | ||
| DE1811813B2 (de) | Kontinuierliches verfahren zum reinigen einer rohphosphorsaeureaufschlussloesung | |
| DE762965C (de) | Faellung von Vanadinsaeure | |
| DE286018C (cs) | ||
| DE694152C (de) | Verfahren zur Abtrennung von Thorium aus Thorium neben Eisen enthaltenden Stoffen, insbesondere aus | |
| DE178024C (cs) | ||
| DE1261840B (de) | Verfahren zur Herstellung hochkonzentrierter Phosphorsaeuren | |
| DE165869C (cs) | ||
| AT343924B (de) | Verfahren zur wiedergewinnung von zink aus zinkabfallen | |
| DE120013C (cs) | ||
| DE2450862A1 (de) | Verfahren zur gewinnung von restmetallen | |
| DE724929C (de) | Verfahren zum nassen, alkalischen Aufschluss von Bauxit | |
| DE964409C (de) | Verfahren zur Gewinnung von Kaliumsalzen aus Laugen, insbesondere aus Endlaugen der Kaliindustrie |