ES2005437A6 - Un procedimiento para purificar el agua residual resultante de la fabricacion de pulpa. - Google Patents
Un procedimiento para purificar el agua residual resultante de la fabricacion de pulpa.Info
- Publication number
- ES2005437A6 ES2005437A6 ES8703198A ES8703198A ES2005437A6 ES 2005437 A6 ES2005437 A6 ES 2005437A6 ES 8703198 A ES8703198 A ES 8703198A ES 8703198 A ES8703198 A ES 8703198A ES 2005437 A6 ES2005437 A6 ES 2005437A6
- Authority
- ES
- Spain
- Prior art keywords
- purificn
- residual water
- paper pulp
- prodn
- aerobic
- 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
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Paper (AREA)
Abstract
SE DESCRIBE UN PROCEDIMIENTO PARA PURIFICAR AL AGUA RESIDUAL RESULTANTE DE LA FABRICACION DE PULPA QUIMICO -Y/O TERMOMECANICA, QUE CONSISTE EN SOMETER EL AGUA RESIDUAL, POR LO MENOS A LA SIGUIENTE SECUENCIA DE OPERACIONES: SEDIMENTACION DE LOS ELEMENTOS CONSTITUTIVOS MAS GRUESOS (4); REFRIGERACION (6); DESINTOXICACION (7); HIDROLISIS ANAEROBIA Y PREACIDIFICACION (10) CON ADICION DE SALES NUTRITIVAS Y REAJUSTE DEL POTENCIAL DE REDUCCION/OXIDACION; PRODUCCION DE METANO EN UN REACTOR DE METANO (11); DEPURACION AEROBIA Y SEPARACION DEL LODO BIOLOGICO (12, 13), EL CUAL SE RECICLA POR LO MENOS PARCIALMENTE HACIA LA OPERACION DE DESINTOXICACION (7) DONDE EL LODO AEROBIO TRATADO SE SEPARA ANTES DE LA OPERACION DE HIDROLISIS ANAEROBIA (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8703198A ES2005437A6 (es) | 1987-11-10 | 1987-11-10 | Un procedimiento para purificar el agua residual resultante de la fabricacion de pulpa. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8703198A ES2005437A6 (es) | 1987-11-10 | 1987-11-10 | Un procedimiento para purificar el agua residual resultante de la fabricacion de pulpa. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2005437A6 true ES2005437A6 (es) | 1989-03-01 |
Family
ID=8253192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES8703198A Expired ES2005437A6 (es) | 1987-11-10 | 1987-11-10 | Un procedimiento para purificar el agua residual resultante de la fabricacion de pulpa. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2005437A6 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100402448C (zh) * | 2006-09-27 | 2008-07-16 | 山东贵和显星纸业股份有限公司 | 制浆造纸废水的净化处理方法 |
-
1987
- 1987-11-10 ES ES8703198A patent/ES2005437A6/es not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100402448C (zh) * | 2006-09-27 | 2008-07-16 | 山东贵和显星纸业股份有限公司 | 制浆造纸废水的净化处理方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SA6 | Expiration date (snapshot 920101) |
Free format text: 2007-11-10 |
|
PC1A | Transfer granted |