IL48236A - Process and apparatus for purifying wet-processed phosphoric acid - Google Patents
Process and apparatus for purifying wet-processed phosphoric acidInfo
- Publication number
- IL48236A IL48236A IL48236A IL4823675A IL48236A IL 48236 A IL48236 A IL 48236A IL 48236 A IL48236 A IL 48236A IL 4823675 A IL4823675 A IL 4823675A IL 48236 A IL48236 A IL 48236A
- Authority
- IL
- Israel
- Prior art keywords
- phosphoric acid
- processed phosphoric
- purifying wet
- purifying
- wet
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
- C01B25/237—Selective elimination of impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2447390A DE2447390C3 (en) | 1974-10-04 | 1974-10-04 | Process for purifying wet phosphoric acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL48236A0 IL48236A0 (en) | 1975-12-31 |
| IL48236A true IL48236A (en) | 1978-04-30 |
Family
ID=5927552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL48236A IL48236A (en) | 1974-10-04 | 1975-10-03 | Process and apparatus for purifying wet-processed phosphoric acid |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS5163394A (en) |
| AT (1) | AT358525B (en) |
| BE (1) | BE834003A (en) |
| BR (1) | BR7506423A (en) |
| CA (1) | CA1045339A (en) |
| CH (1) | CH599900A5 (en) |
| DD (1) | DD120417A5 (en) |
| DE (1) | DE2447390C3 (en) |
| DK (1) | DK137229C (en) |
| EG (1) | EG11849A (en) |
| ES (1) | ES441121A1 (en) |
| FI (1) | FI752749A (en) |
| FR (1) | FR2286790A1 (en) |
| GB (1) | GB1524552A (en) |
| IL (1) | IL48236A (en) |
| IT (1) | IT1047666B (en) |
| NL (1) | NL170839C (en) |
| SE (1) | SE401668B (en) |
| SU (1) | SU671716A3 (en) |
| TR (1) | TR19680A (en) |
| ZA (1) | ZA755820B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447347A1 (en) * | 1979-01-24 | 1980-08-22 | Rhone Poulenc Ind | PROCESS FOR THE TREATMENT OF AN IMPURE PHOSPHORIC ACID |
| SE418845B (en) * | 1979-05-10 | 1981-06-29 | Boliden Ab | PROCEDURE FOR PURIFICATION OF VAT PROCESS PHOSPHORIC ACID |
| DE3134847A1 (en) * | 1981-09-03 | 1983-03-17 | Hoechst Ag, 6000 Frankfurt | "METHOD FOR PRODUCING CADMIUM-FREE RAW PHOSPHORIC ACID" |
| DE3202659A1 (en) * | 1982-01-28 | 1983-08-04 | Hoechst Ag, 6230 Frankfurt | METHOD FOR PURIFYING WET METHOD PHOSPHORIC ACID |
| EP0087065B1 (en) * | 1982-02-12 | 1985-09-25 | Hoechst Aktiengesellschaft | Process for the reduction of the heavy metal content in raw phosphate |
| IL69100A (en) * | 1982-07-21 | 1986-11-30 | Hoechst Ag | Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid |
| DE3325862A1 (en) * | 1983-07-18 | 1985-01-31 | Hoechst Ag, 6230 Frankfurt | METHOD AND DEVICE FOR REMOVING ORGANIC IMPURITIES FROM WET PROCESS PHOSPHORIC ACID |
| DE19703884C2 (en) | 1997-02-03 | 1999-04-29 | Bk Giulini Chem Gmbh & Co Ohg | Process for purifying wet process phosphoric acid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1472520A (en) * | 1966-03-23 | 1967-03-10 | Marchon Products Ltd | Phosphoric acid desulfation process |
-
1974
- 1974-10-04 DE DE2447390A patent/DE2447390C3/en not_active Expired
-
1975
- 1975-09-09 GB GB37054/75A patent/GB1524552A/en not_active Expired
- 1975-09-12 ZA ZA00755820A patent/ZA755820B/en unknown
- 1975-09-18 CA CA235,803A patent/CA1045339A/en not_active Expired
- 1975-09-19 ES ES441121A patent/ES441121A1/en not_active Expired
- 1975-09-22 TR TR19680A patent/TR19680A/en unknown
- 1975-09-27 EG EG573/75A patent/EG11849A/en active
- 1975-09-30 BE BE160530A patent/BE834003A/en not_active IP Right Cessation
- 1975-10-01 FI FI752749A patent/FI752749A/fi not_active Application Discontinuation
- 1975-10-01 NL NLAANVRAGE7511568,A patent/NL170839C/en not_active IP Right Cessation
- 1975-10-02 DD DD188691A patent/DD120417A5/xx unknown
- 1975-10-02 AT AT753175A patent/AT358525B/en not_active IP Right Cessation
- 1975-10-02 IT IT51611/75A patent/IT1047666B/en active
- 1975-10-02 SU SU752176256A patent/SU671716A3/en active
- 1975-10-02 BR BR7506423*A patent/BR7506423A/en unknown
- 1975-10-02 SE SE7511066A patent/SE401668B/en not_active IP Right Cessation
- 1975-10-03 JP JP50119685A patent/JPS5163394A/en active Granted
- 1975-10-03 CH CH1287775A patent/CH599900A5/xx not_active IP Right Cessation
- 1975-10-03 IL IL48236A patent/IL48236A/en unknown
- 1975-10-03 FR FR7530417A patent/FR2286790A1/en active Granted
- 1975-10-03 DK DK447575A patent/DK137229C/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2447390B2 (en) | 1977-10-20 |
| GB1524552A (en) | 1978-09-13 |
| CH599900A5 (en) | 1978-06-15 |
| ATA753175A (en) | 1980-02-15 |
| SE7511066L (en) | 1976-04-05 |
| EG11849A (en) | 1978-06-30 |
| NL7511568A (en) | 1976-04-06 |
| BR7506423A (en) | 1976-08-10 |
| FR2286790A1 (en) | 1976-04-30 |
| JPS5163394A (en) | 1976-06-01 |
| DK447575A (en) | 1976-04-05 |
| NL170839C (en) | 1983-01-03 |
| NL170839B (en) | 1982-08-02 |
| ES441121A1 (en) | 1977-03-16 |
| IL48236A0 (en) | 1975-12-31 |
| DK137229C (en) | 1978-07-10 |
| FI752749A (en) | 1976-04-05 |
| SE401668B (en) | 1978-05-22 |
| TR19680A (en) | 1979-10-05 |
| BE834003A (en) | 1976-03-30 |
| DD120417A5 (en) | 1976-06-12 |
| SU671716A3 (en) | 1979-06-30 |
| ZA755820B (en) | 1976-08-25 |
| DE2447390C3 (en) | 1983-11-17 |
| AT358525B (en) | 1980-09-10 |
| FR2286790B1 (en) | 1979-10-12 |
| DK137229B (en) | 1978-02-06 |
| DE2447390A1 (en) | 1976-04-08 |
| CA1045339A (en) | 1979-01-02 |
| IT1047666B (en) | 1980-10-20 |
| JPS537319B2 (en) | 1978-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| YU42744B (en) | Process for obtaining clavulinic acid esthers | |
| HU173040B (en) | Process for producing 7-d-bracket-bracket closed-alpha-amino-alpha-bracket-p-hydroxy-phenylacetamido-bracket closed-de-cetoxy-ceph-3-eme-4-carboxylic acid and derivatives | |
| CS188260B2 (en) | Process for preparing diethylestere of carbo-n-butoxyaldiminomethanphosphonic acid | |
| EG11849A (en) | Process and apparatus for purifying wet-processed phosphoric acid | |
| EG12631A (en) | Process and apparatus for recovering alcoholic phosphoric acid solutions from acid phosphates | |
| YU239875A (en) | Process for obtaining 5-fluoro-2-methyl-1-^p-methylsulfinyl-benzilidene[-indenyl-3-acetic acid | |
| EG11653A (en) | Method and apparatus for producing calcium phosphates | |
| YU40886B (en) | Process for obtaining new derivativo of 13-thiaprostanoic acid | |
| ZA751297B (en) | Process for purifying phosphoric acid | |
| GB1519861A (en) | Prostanoic acid derivatives and process for their manufacture | |
| HU173724B (en) | Process for producing 6-methyl-8-beta-bracket-methylsulfinyl-ethyl-bracket closed-ergolin and acid additional salts thereof | |
| CS181686B2 (en) | Process for preparing 4-cyclopropylmethylenoxy-3-chlorphenylacetic acid | |
| CS183813B2 (en) | Process for preparing 6-aminopenicilic and 7-aminocephalosporic acid | |
| GR61279B (en) | Process for phosphoric acid purification | |
| YU37170B (en) | Process for obtaining penicillnic acid derivatives | |
| YU61775A (en) | Process for preparing phosphoric acid | |
| IL46184A0 (en) | Process for preparing 1h-tetrazole-1-acetic acid | |
| ZA754022B (en) | Process for purifying wet-process phosphoric acid | |
| SU565010A1 (en) | Method for purifying phosphoric acid of arsenic | |
| YU36480B (en) | Process for obtaining alpha-phenylpropionic acid | |
| CS188976B2 (en) | Process for preparing 7-amino-desacetoxycephalosporic acid | |
| CS183817B2 (en) | Process for preparing phtalaldehydic acid | |
| CH614695A5 (en) | Process for the preparation of alpha -amino-1-adamantylacetic acid | |
| GB1515765A (en) | Chloropropane-sulphonic acid compounds and processes for their production | |
| KR780000472B1 (en) | Method for preparation of 3-alkoxy-5-substitut-ed-phenylacetic acid |