BR9917365A - Processo de tratamento de fluidos substancialmente aquosos - Google Patents

Processo de tratamento de fluidos substancialmente aquosos

Info

Publication number
BR9917365A
BR9917365A BR9917365-4A BR9917365A BR9917365A BR 9917365 A BR9917365 A BR 9917365A BR 9917365 A BR9917365 A BR 9917365A BR 9917365 A BR9917365 A BR 9917365A
Authority
BR
Brazil
Prior art keywords
substantially aqueous
aqueous fluids
treatment
fluid
composition
Prior art date
Application number
BR9917365-4A
Other languages
English (en)
Inventor
Robert Harvey Moffett
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BR9917365A publication Critical patent/BR9917365A/pt

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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/56—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Silicon Compounds (AREA)
  • Physical Water Treatments (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

"PROCESSO DE TRATAMENTO DE FLUIDOS SUBSTANCIALMENTE AQUOSOS". A presente invenção se refere a um processo que pode ser utilizado, por exemplo, para clarificar fluidos substancialmente aquosos e separar sólidos do fluido. O processo compreende a combinação do fluido com uma composição que compreende um colóide à base de sílica aniónico que possui valor S de menos de 50% e um polímero orgânico catiónico.
BR9917365-4A 1999-05-21 1999-09-16 Processo de tratamento de fluidos substancialmente aquosos BR9917365A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/316,600 US6203711B1 (en) 1999-05-21 1999-05-21 Method for treatment of substantially aqueous fluids derived from processing inorganic materials
PCT/US1999/021343 WO2000071471A1 (en) 1999-05-21 1999-09-16 Method for treatment of substantially aqueous fluids derived from processing inorganic materials

Publications (1)

Publication Number Publication Date
BR9917365A true BR9917365A (pt) 2002-03-26

Family

ID=23229748

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9917365-4A BR9917365A (pt) 1999-05-21 1999-09-16 Processo de tratamento de fluidos substancialmente aquosos

Country Status (12)

Country Link
US (1) US6203711B1 (pt)
EP (1) EP1198420A1 (pt)
JP (1) JP2003500192A (pt)
AR (1) AR024039A1 (pt)
AU (1) AU769146B2 (pt)
BR (1) BR9917365A (pt)
CA (1) CA2370484C (pt)
MX (1) MXPA01011887A (pt)
MY (1) MY135961A (pt)
TW (1) TW490446B (pt)
WO (1) WO2000071471A1 (pt)
ZA (1) ZA200108049B (pt)

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US8721896B2 (en) 2012-01-25 2014-05-13 Sortwell & Co. Method for dispersing and aggregating components of mineral slurries and low molecular weight multivalent polymers for mineral aggregation
CA2875659A1 (en) 2012-06-15 2013-12-19 Nanopaper, Llc Additives for papermaking
WO2013191752A1 (en) 2012-06-18 2013-12-27 Soane Mining, Llc Systems and methods for removing finely dispersed particles from mining wastewater
WO2014176188A1 (en) 2013-04-23 2014-10-30 E. I. Du Pont De Nemours And Company Process for treating and recycling hydraulic fracturing fluid
CN103663652B (zh) * 2013-12-11 2015-04-08 山东华亚环保科技有限公司 一种污水处理剂的制备方法
CN103936120B (zh) * 2014-04-18 2015-09-16 芜湖凯奥尔环保科技有限公司 一种无机/有机絮凝剂复合粉状蓝藻处理剂及其制作方法
CN105000605A (zh) * 2015-07-24 2015-10-28 刘雷 一种基于蘑菇废料与雪硅钙石的复合多效污水处理剂
CN106006907A (zh) * 2016-07-30 2016-10-12 铜仁市万山区龙门山泉饮用水有限公司 一种水沉降处理的絮凝剂
FR3055896B1 (fr) * 2016-09-09 2020-04-03 S.P.C.M. Sa Procede de traitement d'effluents aqueux
US11118104B2 (en) 2018-05-10 2021-09-14 David O. Trahan Clay control additive for wellbore fluids
CN109718726B (zh) * 2018-12-29 2021-08-03 江苏脒诺甫纳米材料有限公司 一种双亲型氧化硅-壳聚糖复合气凝胶的生产工艺
CN110092458A (zh) * 2019-04-30 2019-08-06 重庆大学 一种改性淀粉－聚硅酸复合絮凝剂的制备方法及其应用
CN111233114A (zh) * 2020-01-19 2020-06-05 吉林化工学院 一种聚硅酸铝-阳离子淀粉复合絮凝剂及其制备方法
CN112645418A (zh) * 2020-12-01 2021-04-13 安徽鸿昌糖业科技有限公司 一种甜菊糖提纯用复合絮凝剂
CN113683170B (zh) * 2021-09-24 2023-06-20 中国海洋石油集团有限公司 海上高含膨润土废弃钻井液复合脱稳絮凝剂

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Also Published As

Publication number Publication date
EP1198420A1 (en) 2002-04-24
CA2370484A1 (en) 2000-11-30
JP2003500192A (ja) 2003-01-07
CA2370484C (en) 2009-04-28
AU6251599A (en) 2000-12-12
AR024039A1 (es) 2002-09-04
MXPA01011887A (es) 2002-06-21
AU769146B2 (en) 2004-01-15
ZA200108049B (en) 2002-10-01
US6203711B1 (en) 2001-03-20
TW490446B (en) 2002-06-11
WO2000071471A1 (en) 2000-11-30
MY135961A (en) 2008-07-31

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Legal Events

Date Code Title Description
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements