DE69101530T2 - Flockungsmittel für Wasseraufbereitung und Verfahren für seine Herstellung. - Google Patents

Flockungsmittel für Wasseraufbereitung und Verfahren für seine Herstellung.

Info

Publication number
DE69101530T2
DE69101530T2 DE69101530T DE69101530T DE69101530T2 DE 69101530 T2 DE69101530 T2 DE 69101530T2 DE 69101530 T DE69101530 T DE 69101530T DE 69101530 T DE69101530 T DE 69101530T DE 69101530 T2 DE69101530 T2 DE 69101530T2
Authority
DE
Germany
Prior art keywords
flocculant
manufacture
water treatment
treatment
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 - Fee Related
Application number
DE69101530T
Other languages
English (en)
Other versions
DE69101530D1 (de
Inventor
Takao Hasegawa
Takuya Onitsuka
Yasuhiro Ehara
Katsuhiro Hashimoto
Hiroshi Akazawa
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.)
Suido Kiko Kaisha Ltd
Original Assignee
Suido Kiko Kaisha Ltd
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 Suido Kiko Kaisha Ltd filed Critical Suido Kiko Kaisha Ltd
Publication of DE69101530D1 publication Critical patent/DE69101530D1/de
Application granted granted Critical
Publication of DE69101530T2 publication Critical patent/DE69101530T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141—Preparation of hydrosols or aqueous dispersions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Dispersion Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
DE69101530T 1990-10-01 1991-09-30 Flockungsmittel für Wasseraufbereitung und Verfahren für seine Herstellung. Expired - Fee Related DE69101530T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26059190 1990-10-01

Publications (2)

Publication Number Publication Date
DE69101530D1 DE69101530D1 (de) 1994-05-05
DE69101530T2 true DE69101530T2 (de) 1994-07-28

Family

ID=17350078

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69101530T Expired - Fee Related DE69101530T2 (de) 1990-10-01 1991-09-30 Flockungsmittel für Wasseraufbereitung und Verfahren für seine Herstellung.

Country Status (6)

Country Link
US (2) US5227089A (de)
EP (1) EP0479218B1 (de)
KR (1) KR0142224B1 (de)
CN (1) CN1049877C (de)
CA (1) CA2052449C (de)
DE (1) DE69101530T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2588109B2 (ja) * 1993-03-19 1997-03-05 日本臓器製薬株式会社 鎮痛剤
CN1036387C (zh) * 1993-07-06 1997-11-12 李念章 一种净水剂的生产方法
JP2594222B2 (ja) * 1993-09-28 1997-03-26 日本臓器製薬株式会社 新規生理活性物質−ｋｆ
JPH1180005A (ja) * 1997-09-12 1999-03-23 Nippon Zoki Pharmaceut Co Ltd 骨粗鬆症治療剤
KR19990044835A (ko) 1997-11-28 1999-06-25 고니시 진우에몬 생약추출물
US6180023B1 (en) 1998-12-12 2001-01-30 Sultan I. Amer Composition and process for remediation of waste streams
CN1312080A (zh) 2000-02-18 2001-09-12 日本脏器制药株式会社 含有脂肪酸的组合物
JP4014896B2 (ja) * 2001-05-25 2007-11-28 株式会社トクヤマ 水処理用凝集剤の製造方法
JP4696713B2 (ja) * 2005-06-17 2011-06-08 富士ゼロックス株式会社 排水処理方法
GB201402669D0 (en) * 2014-02-14 2014-04-02 Medical Res Council Stabilised silicate compositions and their uses
CN104118925B (zh) * 2014-08-08 2016-02-03 中国船舶重工集团公司第七○二研究所 一种复合型无机凝聚剂
CN105152294A (zh) * 2015-09-09 2015-12-16 天津工业大学 一种处理城市污水絮凝剂的制备方法及应用
CN105236530B (zh) * 2015-09-09 2017-11-28 天津工业大学 一种处理食品污水絮凝剂及制备方法及应用
CN107236092B (zh) * 2017-07-20 2019-07-16 中海石油(中国)有限公司 一种含有硅酸盐结构单体及其制备方法与应用
CN115010185A (zh) * 2022-06-10 2022-09-06 马钢(合肥)钢铁有限责任公司 一种电池级氯化亚铁的生产方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE542934C (de) * 1927-07-22 1932-01-30 I G Farbenindustrie Akt Ges Herstellung von hochprozentigen Kieselsaeuresolen
US2217466A (en) * 1937-09-17 1940-10-08 City Of Chicago Composition of matter for water treatment
GB618895A (en) * 1946-08-14 1949-03-01 John Eric Edwards Clarification of coal washery effluent
DE971180C (de) * 1951-10-03 1958-12-18 Henkel & Cie Gmbh Verfahren zum Reinigen von Waessern
US3867304A (en) * 1967-06-12 1975-02-18 Nalco Chemical Co Acidic stable salt-free silica sols
US3947376A (en) * 1969-04-28 1976-03-30 Nalco Chemical Company Silica sols containing large particle size silica
US3630954A (en) * 1969-05-08 1971-12-28 Du Pont Organic amine-strong base stabilized high surface area silica sols and method for preparing same
GB1399598A (en) * 1971-06-24 1975-07-02 Norwich Water treatment process and apparatus
BE831427A (fr) * 1975-07-16 1976-01-16 Procede de traitement de dechets et produits obtenus
US4110212A (en) * 1977-04-21 1978-08-29 David Krofchak Method of treating a waste liquid containing polluting compounds
US4332693A (en) * 1978-01-06 1982-06-01 American Colloid Company Agent for the purification of waste waters and process for its production
US4415467A (en) * 1981-03-05 1983-11-15 Colloid Piepho Agent for the purification of waste waters and process for its production
DD159539A1 (de) * 1981-06-10 1983-03-16 Eberhard Roensch Verfahren zur herstellung von modifizierten kieselsaeureflockulaten
JPS59202201A (ja) * 1983-04-28 1984-11-16 Shin Etsu Chem Co Ltd 重合体スケ−ル付着防止剤およびそれを使用する方法
FR2555980A1 (fr) * 1983-12-05 1985-06-07 Heidenreich Johann Produits chimiques pour le traitement des eaux
JPS63130189A (ja) * 1986-11-21 1988-06-02 Suido Kiko Kk 水処理方法及び水処理用凝集剤
JP2508713B2 (ja) * 1987-05-15 1996-06-19 日産化学工業株式会社 高純度大粒子径シリカゾルの製造法
US4915467A (en) * 1988-09-12 1990-04-10 Corning Incorporated Method of making fiber coupler having integral precision connection wells

Also Published As

Publication number Publication date
EP0479218B1 (de) 1994-03-30
US5227089A (en) 1993-07-13
CN1060451A (zh) 1992-04-22
EP0479218A1 (de) 1992-04-08
CA2052449C (en) 2000-08-01
US5415808A (en) 1995-05-16
KR920007931A (ko) 1992-05-27
DE69101530D1 (de) 1994-05-05
KR0142224B1 (ko) 1998-06-15
CN1049877C (zh) 2000-03-01
CA2052449A1 (en) 1992-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee