ES337287A1 - Un procedimiento para regenerar un citrato de metal alcali-no a partir de una dispersion acuosa de citrato agotada. - Google Patents
Un procedimiento para regenerar un citrato de metal alcali-no a partir de una dispersion acuosa de citrato agotada.Info
- Publication number
- ES337287A1 ES337287A1 ES337287A ES337287A ES337287A1 ES 337287 A1 ES337287 A1 ES 337287A1 ES 337287 A ES337287 A ES 337287A ES 337287 A ES337287 A ES 337287A ES 337287 A1 ES337287 A1 ES 337287A1
- Authority
- ES
- Spain
- Prior art keywords
- alkali metal
- citrate
- spent
- solution
- organic solvent
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title abstract 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 abstract 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 5
- 239000007787 solid Substances 0.000 abstract 5
- 239000006185 dispersion Substances 0.000 abstract 4
- 239000000243 solution Substances 0.000 abstract 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- 239000003960 organic solvent Substances 0.000 abstract 3
- -1 Alkali metal citrates Chemical class 0.000 abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 238000002386 leaching Methods 0.000 abstract 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000002198 insoluble material Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Processing Of Solid Wastes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53147566A | 1966-03-03 | 1966-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES337287A1 true ES337287A1 (es) | 1968-02-01 |
Family
ID=24117797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES337287A Expired ES337287A1 (es) | 1966-03-03 | 1967-02-25 | Un procedimiento para regenerar un citrato de metal alcali-no a partir de una dispersion acuosa de citrato agotada. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3420881A (en]) |
| BE (1) | BE694509A (en]) |
| ES (1) | ES337287A1 (en]) |
| FR (1) | FR1512662A (en]) |
| GB (1) | GB1125062A (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1300969A (en) * | 1969-03-26 | 1972-12-29 | Organon Nv | Novel modified acid crystals and a process for their preparation |
| NO133546C (en]) * | 1972-11-24 | 1976-05-19 | Sintef |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3033214A (en) * | 1955-01-20 | 1962-05-08 | Dow Chemical Co | Recovery and reuse of complexing agents from spent solutions |
| GB1082410A (en) * | 1963-12-26 | 1967-09-06 | Mitsubishi Heavy Ind Ltd | An electrolytic descaling method |
-
1966
- 1966-03-03 US US531475A patent/US3420881A/en not_active Expired - Lifetime
-
1967
- 1967-02-20 GB GB8052/67A patent/GB1125062A/en not_active Expired
- 1967-02-20 FR FR95578A patent/FR1512662A/fr not_active Expired
- 1967-02-23 BE BE694509D patent/BE694509A/xx unknown
- 1967-02-25 ES ES337287A patent/ES337287A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1125062A (en) | 1968-08-28 |
| FR1512662A (fr) | 1968-02-09 |
| US3420881A (en) | 1969-01-07 |
| BE694509A (en]) | 1967-08-23 |
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