JPH07974A - 汚染プロセス流からの重金属、放射性汚染要因物の除去方法 - Google Patents

汚染プロセス流からの重金属、放射性汚染要因物の除去方法

Info

Publication number
JPH07974A
JPH07974A JP6087832A JP8783294A JPH07974A JP H07974 A JPH07974 A JP H07974A JP 6087832 A JP6087832 A JP 6087832A JP 8783294 A JP8783294 A JP 8783294A JP H07974 A JPH07974 A JP H07974A
Authority
JP
Japan
Prior art keywords
process stream
added
silicate
amount
acid
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.)
Withdrawn
Application number
JP6087832A
Other languages
English (en)
Japanese (ja)
Inventor
David C Grant
チャールズ グラント デビッド
Deborah P Partlow
パルソ パートロー デボラ
Edward J Lahoda
ジーン ラホダ エドワード
Leland L Learn
レポイ レアーン レランド
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.)
Westinghouse Electric Corp
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 JPH07974A publication Critical patent/JPH07974A/ja
Withdrawn legal-status Critical Current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)
JP6087832A 1993-04-02 1994-03-31 汚染プロセス流からの重金属、放射性汚染要因物の除去方法 Withdrawn JPH07974A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/042188 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
JPH07974A true JPH07974A (ja) 1995-01-06

Family

ID=21920529

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6087832A Withdrawn JPH07974A (ja) 1993-04-02 1994-03-31 汚染プロセス流からの重金属、放射性汚染要因物の除去方法

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002079267A (ja) * 2000-09-07 2002-03-19 Japan Organo Co Ltd ホウ素含有排水の処理方法
JP2014132254A (ja) * 2012-12-07 2014-07-17 Kureha Trading Co Ltd 放射性物質の除染方法

Families Citing this family (19)

* 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
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
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002079267A (ja) * 2000-09-07 2002-03-19 Japan Organo Co Ltd ホウ素含有排水の処理方法
JP2014132254A (ja) * 2012-12-07 2014-07-17 Kureha Trading Co Ltd 放射性物質の除染方法

Also Published As

Publication number Publication date
EP0618592A1 (en) 1994-10-05
US5370827A (en) 1994-12-06
TW243438B (OSRAM) 1995-03-21
CA2120423A1 (en) 1995-04-15

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Legal Events

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A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20010605