CA2120423A1 - Solution decontamination method using precipitation techniques - Google Patents

Solution decontamination method using precipitation techniques

Info

Publication number
CA2120423A1
CA2120423A1 CA002120423A CA2120423A CA2120423A1 CA 2120423 A1 CA2120423 A1 CA 2120423A1 CA 002120423 A CA002120423 A CA 002120423A CA 2120423 A CA2120423 A CA 2120423A CA 2120423 A1 CA2120423 A1 CA 2120423A1
Authority
CA
Canada
Prior art keywords
stream
acid
precipitate
comprises adding
amount
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.)
Abandoned
Application number
CA002120423A
Other languages
English (en)
French (fr)
Inventor
David C. Grant
Deborah P. Partlow
Edward J. Lahoda
Leland L. Learn
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.)
GTS Duratek Bear Creek Inc
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CA2120423A1 publication Critical patent/CA2120423A1/en
Abandoned 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/04—Treating liquids
    • G21F9/06—Processing
    • G21F9/10—Processing by flocculation
    • 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
    • C02F2101/006—Radioactive compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
CA002120423A 1993-04-02 1994-03-31 Solution decontamination method using precipitation techniques Abandoned CA2120423A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US042,188 1993-04-02
US08/042,188 US5370827A (en) 1993-04-02 1993-04-02 Solution decontamination method using precipitation techniques

Publications (1)

Publication Number Publication Date
CA2120423A1 true CA2120423A1 (en) 1995-04-15

Family

ID=21920529

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002120423A Abandoned CA2120423A1 (en) 1993-04-02 1994-03-31 Solution decontamination method using precipitation techniques

Country Status (5)

Country Link
US (1) US5370827A (OSRAM)
EP (1) EP0618592A1 (OSRAM)
JP (1) JPH07974A (OSRAM)
CA (1) CA2120423A1 (OSRAM)
TW (1) TW243438B (OSRAM)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9405962D0 (en) * 1994-03-25 1994-05-18 Secr Defence Uranium treatment
US5550313A (en) * 1994-10-20 1996-08-27 Institute Of Gas Technology Treatment of norm-containing materials for minimization and disposal
US5547583A (en) * 1994-11-30 1996-08-20 Alexander; Donald H. Method for separating contaminants from solution employing an organic-stabilized metal-hydroxy gel
US5695642A (en) * 1995-08-15 1997-12-09 Greenleigh; Stephen H. Method for purifying contaminated water
DE19613060A1 (de) * 1996-04-01 1997-10-02 Hoechst Ag Verwendung von Schichtsilikaten
US6085911A (en) * 1997-08-07 2000-07-11 Greenleigh; Stephen H. Method and apparatus for extracting metallic contaminants from substrates
US6797178B2 (en) 2000-03-24 2004-09-28 Ada Technologies, Inc. Method for removing mercury and mercuric compounds from dental effluents
JP4761612B2 (ja) * 2000-09-07 2011-08-31 オルガノ株式会社 ホウ素含有排水の処理方法
AU2002219907A1 (en) 2000-11-28 2002-06-11 Ada Technologies, Inc. Improved method for fixating sludges and soils contaminated with mercury and other heavy metals
US7048781B1 (en) 2002-10-07 2006-05-23 Ada Technologies, Inc. Chemically-impregnated silicate agents for mercury control
US6858147B2 (en) * 2001-08-03 2005-02-22 Dispersion Technology, Inc. Method for the removal of heavy metals from aqueous solution by means of silica as an adsorbent in counter-flow selective dialysis
US6942840B1 (en) 2001-09-24 2005-09-13 Ada Technologies, Inc. Method for removal and stabilization of mercury in mercury-containing gas streams
WO2003055807A1 (en) * 2002-01-03 2003-07-10 Weijie Zhou The fast harvest of agglomerate-free nano-particles/ultra-fine-particles from their sols/dispersions through ordinary filtration
US7183235B2 (en) 2002-06-21 2007-02-27 Ada Technologies, Inc. High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water
AU2004314102B2 (en) * 2003-12-19 2009-12-24 Craig M. Bethke In situ treatment process to remove metal contamination from groundwater
TWI376020B (en) 2007-12-12 2012-11-01 Au Optronics Corp Chip on film structure
WO2009134294A2 (en) * 2008-01-30 2009-11-05 Integrity Consulting, Inc. Destruction of mixed radioactive waste by catalyzed chemical oxidation
US8663480B2 (en) 2010-05-11 2014-03-04 King Abdulaziz City For Science And Technology Heavy metal removal from waste streams
US8147702B2 (en) * 2011-04-21 2012-04-03 King Abdulaziz City for Science and Technology (KACST) Method of making and using adsorbent to remove heavy metal from waste water
JP6250341B2 (ja) * 2012-12-07 2017-12-20 株式会社クレハトレーディング 放射性物質の除染方法
CN113707351B (zh) * 2020-11-24 2024-05-28 核工业北京化工冶金研究院 海绵铁滤料静态除铀方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577514A (en) * 1947-04-02 1951-12-04 Ment Jack De Method for removal of radioactive contaminants
US3167504A (en) * 1961-10-04 1965-01-26 Minerals & Chem Philipp Corp Method for purifying radioactive waste liquid
US3380916A (en) * 1965-05-11 1968-04-30 Atomic Energy Commission Ion exchange process
US3287279A (en) * 1965-08-11 1966-11-22 Ward L Lyon Preparation of a filterable co-precipitate of plutonium and uranium
FR2440778B1 (fr) * 1978-11-09 1987-08-21 Macedo Pedro Fixation par echange d'ions de matieres toxiques dans une matrice de verre
JPS5924730B2 (ja) * 1979-12-25 1984-06-12 三菱マテリアル株式会社 ウランまたは／およびトリウムを含む液からのウランまたは／およびトリウムの除去回収法
JPS60636B2 (ja) * 1979-12-25 1985-01-09 三菱マテリアル株式会社 放射性廃液の処理法
JPS5924731B2 (ja) * 1980-02-01 1984-06-12 三菱マテリアル株式会社 ウランまたは／およびトリウムを含む液からのウランまたは／およびトリウムの除去回収法
JPS57172298A (en) * 1981-04-16 1982-10-23 Mitsubishi Metal Corp Radioactive liquid waste processing method
US5045240A (en) * 1989-05-01 1991-09-03 Westinghouse Electric Corp. Contaminated soil restoration method
US5077020A (en) * 1989-12-20 1991-12-31 Westinghouse Electric Corp. Metal recovery process using waterglass
US5128068A (en) * 1990-05-25 1992-07-07 Westinghouse Electric Corp. Method and apparatus for cleaning contaminated particulate material
US5268128A (en) * 1990-05-25 1993-12-07 Westinghouse Electric Corp. Method and apparatus for cleaning contaminated particulate material

Also Published As

Publication number Publication date
EP0618592A1 (en) 1994-10-05
US5370827A (en) 1994-12-06
TW243438B (OSRAM) 1995-03-21
JPH07974A (ja) 1995-01-06

Similar Documents

Publication Publication Date Title
US5370827A (en) Solution decontamination method using precipitation techniques
EP0619764B1 (en) Process for removing heavy metals from soils
EP0522856B1 (en) Purification of solutions
AU709243B2 (en) Process for the removal of heavy metals from aqueous systems using organoclays
EP0781174B1 (en) Methods of decontaminating soils containing hazardous metals
US5366634A (en) Waste treatment process for removal of contaminants from aqueous, mixed-waste solutions using sequential chemical treatment and crossflow microfiltration, followed by dewatering
CA2119193A1 (en) Solution decontamination method using precipitation and flocculation techniques
EP0682806B1 (en) Process for the treatment of particulate material
WO2013041633A1 (fr) Procédé de traitement d'un effluent aqueux en vue d'en abattre la teneur en métaux lourds et/ou en substances radioactives dissous.
JP6173396B2 (ja) 原発の重大事故時に発生する放射性廃液の処理方法及び処理装置
JP3110464B2 (ja) 珪酸塩、アルミノ珪酸塩、又は炭酸塩型の化合物を含む、重金属陽イオン捕捉剤
Osteen et al. Treatment of radioactive laboratory waste for mercury removal
EP0515686A1 (en) Method of water purification
EP0315584B1 (en) Process for treating waste liquids of acid decontamination agents
RU2144708C1 (ru) Способ обезвреживания маломинерализованных низкоактивных жидких отходов в полевых условиях
US6254783B1 (en) Treatment of contaminated waste water
KR101856995B1 (ko) 프러시안 블루의 회수 방법 및 이를 이용한 세슘의 제거 방법
RU2369929C1 (ru) Способ очистки жидких радиоактивных отходов от радионуклидов цезия
KR100201179B1 (ko) 중금속을 함유하는 산성 방출액의 가치를 향상시키는 방법
KR20090045329A (ko) 고체 유출물 또는 현탁액 속의 물질 함유 유출물 중의 라듐안정화 방법
CN109761383A (zh) 一种重金属废水的回用兼处理方法及其回用兼处理系统
DE4241559A1 (de) Verfahren zur Effektivitätserhöhung der Fällung von Radium aus mit Natururan und seinen natürlichen Zerfallsprodukten kontaminierten Wässern
RU2069394C1 (ru) Способ очистки эксплуатационных масел от радиоактивных загрязнений
Stoica et al. Removal of 226 Ra (II) from uranium mining and processing effluents
US7018542B2 (en) Method for removing heavy metals and radionuclides from an aqueous solution

Legal Events

Date Code Title Description
FZDE Discontinued