BE748754A - SEWER EFFLUENT TREATMENT - Google Patents
SEWER EFFLUENT TREATMENTInfo
- Publication number
- BE748754A BE748754A BE748754DA BE748754A BE 748754 A BE748754 A BE 748754A BE 748754D A BE748754D A BE 748754DA BE 748754 A BE748754 A BE 748754A
- Authority
- BE
- Belgium
- Prior art keywords
- effluent treatment
- sewer effluent
- sewer
- treatment
- effluent
- Prior art date
Links
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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/52—Amides or imides
- C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F20/56—Acrylamide; Methacrylamide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82351869A | 1969-05-09 | 1969-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE748754A true BE748754A (en) | 1970-10-12 |
Family
ID=25238993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE748754D BE748754A (en) | 1969-05-09 | 1970-04-10 | SEWER EFFLUENT TREATMENT |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE748754A (en) |
CA (1) | CA923230A (en) |
DE (1) | DE2016758A1 (en) |
ES (1) | ES378403A1 (en) |
FR (1) | FR2043202A5 (en) |
GB (1) | GB1296135A (en) |
NL (1) | NL7005058A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2545007B2 (en) * | 1975-10-08 | 1977-08-11 | Wolff Walsrode Ag, 3030 Walsrode | LINEAR, HIGH MOLECULAR ACRYLAMIDE HOMOPOLYMERIZED AND ITS USE AS A TOOL FOR IMPROVING RETENTION, DRAINAGE AND TREATMENT |
TR23687A (en) * | 1986-11-06 | 1990-06-13 | Nalco Chemical Co | WATER DRILLING PROCESS AND YOENTEM |
DE3904575A1 (en) * | 1989-02-15 | 1990-08-16 | Nalco Chemical Co | METHOD FOR ELIMINATING PHOSPHATES AND ORGANICALLY BONDED PHOSPHORUS FROM WASTEWATERS AND ACCUMULATORS |
-
1970
- 1970-02-03 CA CA073866A patent/CA923230A/en not_active Expired
- 1970-03-26 GB GB1296135D patent/GB1296135A/en not_active Expired
- 1970-04-03 DE DE19702016758 patent/DE2016758A1/en active Pending
- 1970-04-08 NL NL7005058A patent/NL7005058A/xx unknown
- 1970-04-09 ES ES378403A patent/ES378403A1/en not_active Expired
- 1970-04-10 BE BE748754D patent/BE748754A/en not_active IP Right Cessation
- 1970-04-10 FR FR7013094A patent/FR2043202A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA923230A (en) | 1973-03-20 |
NL7005058A (en) | 1970-11-11 |
FR2043202A5 (en) | 1971-02-12 |
ES378403A1 (en) | 1972-06-16 |
DE2016758A1 (en) | 1970-11-19 |
GB1296135A (en) | 1972-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: NALCO CHEMICAL CY Effective date: 19840410 |