CA923230A - Sewage treatment - Google Patents

Sewage treatment

Info

Publication number
CA923230A
CA923230A CA073866A CA73866A CA923230A CA 923230 A CA923230 A CA 923230A CA 073866 A CA073866 A CA 073866A CA 73866 A CA73866 A CA 73866A CA 923230 A CA923230 A CA 923230A
Authority
CA
Canada
Prior art keywords
sewage treatment
sewage
treatment
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
Application number
CA073866A
Inventor
D. Sawyer Roy
D. Tinsley John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ChampionX LLC
Original Assignee
Nalco Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Application granted granted Critical
Publication of CA923230A publication Critical patent/CA923230A/en
Expired legal-status Critical Current

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
CA073866A 1969-05-09 1970-02-03 Sewage treatment Expired CA923230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82351869A 1969-05-09 1969-05-09

Publications (1)

Publication Number Publication Date
CA923230A true CA923230A (en) 1973-03-20

Family

ID=25238993

Family Applications (1)

Application Number Title Priority Date Filing Date
CA073866A Expired CA923230A (en) 1969-05-09 1970-02-03 Sewage 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
ES378403A1 (en) 1972-06-16
GB1296135A (en) 1972-11-15
FR2043202A5 (en) 1971-02-12
DE2016758A1 (en) 1970-11-19
NL7005058A (en) 1970-11-11
BE748754A (en) 1970-10-12

Similar Documents

Publication Publication Date Title
CA957789A (en) Wastewater treatment sequence
CA886248A (en) Sewage treatment apparatus
CA949241A (en) Wastewater treatment system
CA938896A (en) Sewage treatment process
CA948498A (en) Surface treatment
CA923230A (en) Sewage treatment
CA816199A (en) Sewage treatment system
CA946990A (en) Sewage treatment unit
AU444933B2 (en) Wastewater treatment sequence
CA827200A (en) Sewage treatment system
CA821309A (en) Sewage treatment system
CA819779A (en) Sewage treatment system
AU409619B2 (en) The treatment of sewage
CA820377A (en) Sewage treatment process
CA823702A (en) Sewage treatment process
AU451889B2 (en) Sewage treatment process
AU435725B2 (en) Sewage effluent treatment
AU1490070A (en) Wastewater treatment sequence
CA820378A (en) Sewage treatment apparatus
CA897840A (en) Sewage treatment tank
CA790104A (en) Sewage treatment
CA831070A (en) Water treatment
CA853760A (en) Sewage treatment
CA850710A (en) Sewage treatment
CA850709A (en) Sewage treatment