ES443300A1 - Procedimiento para la preparacion de desespumantes para a- aguas residuales y de reciclado. - Google Patents
Procedimiento para la preparacion de desespumantes para a- aguas residuales y de reciclado.Info
- Publication number
- ES443300A1 ES443300A1 ES75443300A ES443300A ES443300A1 ES 443300 A1 ES443300 A1 ES 443300A1 ES 75443300 A ES75443300 A ES 75443300A ES 443300 A ES443300 A ES 443300A ES 443300 A1 ES443300 A1 ES 443300A1
- Authority
- ES
- Spain
- Prior art keywords
- component
- agent
- defoaming
- anhydride
- salts
- 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
- 239000000203 mixture Substances 0.000 title abstract 2
- 229920001131 Pulp (paper) Polymers 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 abstract 2
- 150000008064 anhydrides Chemical class 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 230000000694 effects Effects 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 230000003254 anti-foaming effect Effects 0.000 abstract 1
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 235000014113 dietary fatty acids Nutrition 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 239000010840 domestic wastewater Substances 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 229930195729 fatty acid Natural products 0.000 abstract 1
- 239000000194 fatty acid Substances 0.000 abstract 1
- 150000004665 fatty acids Chemical class 0.000 abstract 1
- 239000006260 foam Substances 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000010842 industrial wastewater Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- 150000002989 phenols Chemical class 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Paper (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742458426 DE2458426A1 (de) | 1974-12-10 | 1974-12-10 | Verfahren zur herstellung von aktivierten entschaeumungsmitteln |
| DE19752509626 DE2509626C3 (de) | 1975-03-05 | Verfahren zur Herstellung von Entschäumungsmitteln | |
| DE19752518870 DE2518870C3 (de) | 1975-04-28 | 1975-04-28 | Verwendung von Salzen von Schwefelsauerstoffsäuren in Kombination mit Fettsäuren, deren Estern oder Salzen, Alkohlen oder Paraffinkohlenwasserstoffen als Entschäumungsmittel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES443300A1 true ES443300A1 (es) | 1977-12-16 |
Family
ID=27186187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES75443300A Expired ES443300A1 (es) | 1974-12-10 | 1975-12-09 | Procedimiento para la preparacion de desespumantes para a- aguas residuales y de reciclado. |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS51119390A (en:Method) |
| BR (1) | BR7508149A (en:Method) |
| CH (1) | CH620590A5 (en:Method) |
| DD (1) | DD125830A5 (en:Method) |
| ES (1) | ES443300A1 (en:Method) |
| FI (1) | FI753477A7 (en:Method) |
| FR (2) | FR2300055A1 (en:Method) |
| GB (1) | GB1531250A (en:Method) |
| IT (1) | IT1060086B (en:Method) |
| NL (1) | NL7514212A (en:Method) |
| NO (1) | NO141593C (en:Method) |
| SE (1) | SE7513875L (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4303549A (en) * | 1979-10-18 | 1981-12-01 | Drew Chemical Corporation | Liquid defoamer and defoaming process |
| JPS58206372A (ja) * | 1982-05-26 | 1983-12-01 | Fuji Electric Co Ltd | 長尺ケ−ス内面研削装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5116759A (en) * | 1974-08-02 | 1976-02-10 | Lion Fat Oil Co Ltd | Kairyosareta homatsubunriho |
-
1975
- 1975-12-05 NL NL7514212A patent/NL7514212A/xx not_active Application Discontinuation
- 1975-12-09 CH CH1598075A patent/CH620590A5/de not_active IP Right Cessation
- 1975-12-09 DD DD189983A patent/DD125830A5/xx unknown
- 1975-12-09 GB GB50440/75A patent/GB1531250A/en not_active Expired
- 1975-12-09 NO NO75754150A patent/NO141593C/no unknown
- 1975-12-09 IT IT52592/75A patent/IT1060086B/it active
- 1975-12-09 BR BR7508149*A patent/BR7508149A/pt unknown
- 1975-12-09 SE SE7513875A patent/SE7513875L/xx unknown
- 1975-12-09 ES ES75443300A patent/ES443300A1/es not_active Expired
- 1975-12-10 FI FI753477A patent/FI753477A7/fi not_active Application Discontinuation
- 1975-12-10 FR FR7537819A patent/FR2300055A1/fr not_active Withdrawn
- 1975-12-10 JP JP50147882A patent/JPS51119390A/ja active Granted
-
1976
- 1976-06-09 FR FR7617437A patent/FR2333550A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NL7514212A (nl) | 1976-06-14 |
| CH620590A5 (en) | 1980-12-15 |
| DD125830A5 (en:Method) | 1977-05-18 |
| AU8729675A (en) | 1977-06-09 |
| FI753477A7 (en:Method) | 1976-06-11 |
| NO141593B (no) | 1980-01-02 |
| NO754150L (en:Method) | 1976-06-11 |
| SE7513875L (sv) | 1976-06-11 |
| IT1060086B (it) | 1982-07-10 |
| GB1531250A (en) | 1978-11-08 |
| FR2333550A1 (fr) | 1977-07-01 |
| NO141593C (no) | 1980-04-09 |
| BR7508149A (pt) | 1976-08-24 |
| FR2300055A1 (fr) | 1976-09-03 |
| JPS5511881B2 (en:Method) | 1980-03-28 |
| JPS51119390A (en) | 1976-10-19 |
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