CA2604908A1 - Procede et dispositif de traitement de lait de chaux pour le dessablage - Google Patents

Procede et dispositif de traitement de lait de chaux pour le dessablage Download PDF

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Publication number
CA2604908A1
CA2604908A1 CA002604908A CA2604908A CA2604908A1 CA 2604908 A1 CA2604908 A1 CA 2604908A1 CA 002604908 A CA002604908 A CA 002604908A CA 2604908 A CA2604908 A CA 2604908A CA 2604908 A1 CA2604908 A1 CA 2604908A1
Authority
CA
Canada
Prior art keywords
slurry
grit
separation
tank
lime
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.)
Granted
Application number
CA002604908A
Other languages
English (en)
Other versions
CA2604908C (fr
Inventor
Paul G. Christy
Michael Quici
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.)
RDP Co
Original Assignee
Rdp Company
Paul G. Christy
Michael Quici
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
Priority claimed from US11/106,068 external-priority patent/US8133401B2/en
Application filed by Rdp Company, Paul G. Christy, Michael Quici filed Critical Rdp Company
Publication of CA2604908A1 publication Critical patent/CA2604908A1/fr
Application granted granted Critical
Publication of CA2604908C publication Critical patent/CA2604908C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • C04B2/04—Slaking
    • C04B2/045—After-treatment of slaked lime
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
CA2604908A 2005-04-14 2006-04-06 Procede et dispositif de traitement de lait de chaux pour le dessablage Expired - Fee Related CA2604908C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US11/106,068 2005-04-14
US11/106,068 US8133401B2 (en) 2005-04-14 2005-04-14 Method and apparatus for treating lime slurry for grit removal
US11/278,233 2006-03-31
US11/278,233 US7416673B2 (en) 2005-04-14 2006-03-31 Method and apparatus for treating lime slurry for grit removal
PCT/US2006/013074 WO2006113176A2 (fr) 2005-04-14 2006-04-06 Procede et dispositif de traitement de lait de chaux pour le dessablage

Publications (2)

Publication Number Publication Date
CA2604908A1 true CA2604908A1 (fr) 2006-10-26
CA2604908C CA2604908C (fr) 2013-06-18

Family

ID=37115651

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2604908A Expired - Fee Related CA2604908C (fr) 2005-04-14 2006-04-06 Procede et dispositif de traitement de lait de chaux pour le dessablage

Country Status (4)

Country Link
EP (1) EP1879675A4 (fr)
AU (1) AU2006236872B2 (fr)
CA (1) CA2604908C (fr)
WO (1) WO2006113176A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8133401B2 (en) * 2005-04-14 2012-03-13 Rdp Company Method and apparatus for treating lime slurry for grit removal
CA2792082A1 (fr) 2010-03-05 2011-09-09 Rdp Technologies, Inc. Procede et appareil pour l'extinction de la chaux et la dissolution de tartre
US9650293B2 (en) 2010-03-05 2017-05-16 Rdp Technologies, Inc. Process and apparatus for slaking lime and dissolving scale
US9688547B2 (en) 2011-06-22 2017-06-27 RPD Technologies, Inc. Method and apparatus for filtration of lime-treated water
US9169147B2 (en) * 2011-11-22 2015-10-27 Rdp Technologies, Inc. Precision lime stabilization system and method for treatment of sewage sludge
EP3946702A4 (fr) 2019-03-28 2022-12-21 NBOT Systems, LLC Systèmes d'injection de gaz permettant d'optimiser la formation de nanobulles dans une solution désinfectante
CN110193218B (zh) * 2019-06-28 2021-07-20 水利部交通运输部国家能源局南京水利科学研究院 雨洪资源地下水回补系统的沉淀池规模控制方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416764A (en) * 1980-11-28 1983-11-22 Natomas Energy Company Method and appratus for extracting tar sand
US4588559A (en) * 1983-01-10 1986-05-13 Envirotech Corporation Lime slaking system including a cyclone and classifier for separating calcium hydroxide and grit particles from a slurry thereof
US4482528A (en) * 1983-01-10 1984-11-13 Envirotech Corporation Lime slaking and grit removal process utilized in SO2 removal
US5368731A (en) * 1993-10-04 1994-11-29 Dorr-Oliver Incorporated Vacuum assisted slaker classifier

Also Published As

Publication number Publication date
WO2006113176A2 (fr) 2006-10-26
AU2006236872B2 (en) 2011-08-11
EP1879675A4 (fr) 2010-12-22
AU2006236872A1 (en) 2006-10-26
EP1879675A2 (fr) 2008-01-23
WO2006113176A3 (fr) 2009-04-30
CA2604908C (fr) 2013-06-18

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MKLA Lapsed

Effective date: 20150407