JPH0413024B2 - - Google Patents
Info
- Publication number
- JPH0413024B2 JPH0413024B2 JP57057962A JP5796282A JPH0413024B2 JP H0413024 B2 JPH0413024 B2 JP H0413024B2 JP 57057962 A JP57057962 A JP 57057962A JP 5796282 A JP5796282 A JP 5796282A JP H0413024 B2 JPH0413024 B2 JP H0413024B2
- Authority
- JP
- Japan
- Prior art keywords
- adsorbent
- flocculant
- slurry
- liquid
- water
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 238000000034 method Methods 0.000 claims description 45
- 239000003463 adsorbent Substances 0.000 claims description 43
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 37
- 238000011069 regeneration method Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 24
- 230000008929 regeneration Effects 0.000 claims description 22
- 239000002002 slurry Substances 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 16
- 238000005352 clarification Methods 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 12
- 239000006148 magnetic separator Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 239000012670 alkaline solution Substances 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 7
- 230000001172 regenerating effect Effects 0.000 claims description 5
- 238000004062 sedimentation Methods 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000007865 diluting Methods 0.000 claims description 2
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 239000002344 surface layer Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 230000003134 recirculating effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 229940037003 alum Drugs 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 229920000867 polyelectrolyte Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
- B01J20/28009—Magnetic properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3433—Regenerating or reactivating of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3475—Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPE832881 | 1981-04-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57177344A JPS57177344A (en) | 1982-11-01 |
| JPH0413024B2 true JPH0413024B2 (fr) | 1992-03-06 |
Family
ID=3769027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57057962A Granted JPS57177344A (en) | 1981-04-06 | 1982-04-06 | Method of regenerating adsorbent |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS57177344A (fr) |
| CA (1) | CA1197828A (fr) |
| DE (1) | DE3212866C2 (fr) |
| FR (1) | FR2502976B1 (fr) |
| MY (1) | MY8700379A (fr) |
| NL (1) | NL8201450A (fr) |
| ZA (1) | ZA822231B (fr) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5363282A (en) * | 1976-11-19 | 1978-06-06 | Suido Kiko Kk | Regeneration of absorbent |
| JPS5643780A (en) * | 1979-09-17 | 1981-04-22 | Fuji Electric Co Ltd | Photosensor panel |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1177924A (fr) * | 1956-06-25 | 1959-04-30 | Res Ltd | Procédé de régénération des matières filtrantes |
| JPS5011975A (fr) * | 1972-11-06 | 1975-02-06 | ||
| AU512553B2 (en) * | 1976-05-03 | 1980-10-16 | Commonwealth Scientific And Industrial Research Organisation | Coagulant/absorbent for water clarification |
-
1982
- 1982-03-31 ZA ZA822231A patent/ZA822231B/xx unknown
- 1982-04-05 CA CA000400500A patent/CA1197828A/fr not_active Expired
- 1982-04-05 NL NL8201450A patent/NL8201450A/nl active Search and Examination
- 1982-04-06 DE DE3212866A patent/DE3212866C2/de not_active Expired - Lifetime
- 1982-04-06 FR FR8205936A patent/FR2502976B1/fr not_active Expired
- 1982-04-06 JP JP57057962A patent/JPS57177344A/ja active Granted
-
1987
- 1987-12-30 MY MY379/87A patent/MY8700379A/xx unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5363282A (en) * | 1976-11-19 | 1978-06-06 | Suido Kiko Kk | Regeneration of absorbent |
| JPS5643780A (en) * | 1979-09-17 | 1981-04-22 | Fuji Electric Co Ltd | Photosensor panel |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3212866C2 (de) | 1994-07-14 |
| DE3212866A1 (de) | 1983-01-27 |
| CA1197828A (fr) | 1985-12-10 |
| MY8700379A (en) | 1987-12-31 |
| NL8201450A (nl) | 1982-11-01 |
| ZA822231B (en) | 1983-02-23 |
| FR2502976B1 (fr) | 1986-03-21 |
| FR2502976A1 (fr) | 1982-10-08 |
| JPS57177344A (en) | 1982-11-01 |
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