JPS5289243A - Process for removing phosphorus contained in drain using gypsum - Google Patents
Process for removing phosphorus contained in drain using gypsumInfo
- Publication number
- JPS5289243A JPS5289243A JP529476A JP529476A JPS5289243A JP S5289243 A JPS5289243 A JP S5289243A JP 529476 A JP529476 A JP 529476A JP 529476 A JP529476 A JP 529476A JP S5289243 A JPS5289243 A JP S5289243A
- Authority
- JP
- Japan
- Prior art keywords
- gypsum
- drain
- phosphorus contained
- removing phosphorus
- phosphours
- 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.)
- Granted
Links
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Abstract
PURPOSE: To provide a process for removing phosphours wherein gypsum is added to drain and dissolved to form a phosphide for settlement thereby making it possible to use inexpensive chemical agents and eliminate the need for such a complicated operation as adjusting pH of liquid to be treated.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP529476A JPS5289243A (en) | 1976-01-19 | 1976-01-19 | Process for removing phosphorus contained in drain using gypsum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP529476A JPS5289243A (en) | 1976-01-19 | 1976-01-19 | Process for removing phosphorus contained in drain using gypsum |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5289243A true JPS5289243A (en) | 1977-07-26 |
JPS5644795B2 JPS5644795B2 (en) | 1981-10-21 |
Family
ID=11607214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP529476A Granted JPS5289243A (en) | 1976-01-19 | 1976-01-19 | Process for removing phosphorus contained in drain using gypsum |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5289243A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50124457A (en) * | 1973-12-17 | 1975-09-30 |
-
1976
- 1976-01-19 JP JP529476A patent/JPS5289243A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50124457A (en) * | 1973-12-17 | 1975-09-30 |
Also Published As
Publication number | Publication date |
---|---|
JPS5644795B2 (en) | 1981-10-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5272368A (en) | Continuous treatment of polluted soil | |
JPS5289243A (en) | Process for removing phosphorus contained in drain using gypsum | |
JPS5341056A (en) | Sludge water treatment process | |
JPS5293162A (en) | Method for treating waste water | |
JPS5312152A (en) | Process for stabilizing industrial waste water containing thiosulfates | |
JPS5342451A (en) | Process for purifying organic waste water | |
JPS5393653A (en) | Apparatus for controlling quantity of chemicals used in treatment of filthy mud | |
JPS5325059A (en) | Process for treating sewage water | |
JPS53115565A (en) | Method of treating organic waste water | |
JPS53100163A (en) | Removing method for phosphates in liquid | |
JPS5326456A (en) | Method of manufacturing granular material for use in treatment of waste water | |
JPS53111658A (en) | Treatment of organic waste water | |
JPS53114260A (en) | Method for treating sewage | |
JPS5316465A (en) | Process for treating drain water containing lower aldehydes | |
JPS52105651A (en) | Process for treating drain water | |
JPS5370560A (en) | Method of treating waste water | |
JPS5521465A (en) | Stabilized liquid method | |
JPS537972A (en) | Process for treating heavy metals in drain water | |
JPS52148964A (en) | Method of purifying waste water | |
JPS53135165A (en) | Magnetic coagulation method for colloidal dispersed substances in sewage | |
JPS51149171A (en) | A process for treatment of oil containing waste liquid | |
JPS52113368A (en) | Treatment of waste substance | |
JPS5336964A (en) | Method of treating acids mixed waste water containing fluoric acid | |
JPS5291550A (en) | Method for sludge treatment | |
JPS51125963A (en) | Biological treatment method of waste water using migration gas-liquid contact members |