CA1001962A - Process for removing ash from precipitators - Google Patents

Process for removing ash from precipitators

Info

Publication number
CA1001962A
CA1001962A CA176,171A CA176171A CA1001962A CA 1001962 A CA1001962 A CA 1001962A CA 176171 A CA176171 A CA 176171A CA 1001962 A CA1001962 A CA 1001962A
Authority
CA
Canada
Prior art keywords
precipitators
removing ash
ash
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
Application number
CA176,171A
Other languages
English (en)
Inventor
Ernest G. Hirsch
George L. Nelson
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.)
New England Power Co
Original Assignee
New England Power Co
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 New England Power Co filed Critical New England Power Co
Application granted granted Critical
Publication of CA1001962A publication Critical patent/CA1001962A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
    • 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
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
    • B01D47/021—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by bubbling the gas through a liquid bath

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Incineration Of Waste (AREA)
  • Processing Of Solid Wastes (AREA)
CA176,171A 1972-07-13 1973-07-11 Process for removing ash from precipitators Expired CA1001962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27149872A 1972-07-13 1972-07-13

Publications (1)

Publication Number Publication Date
CA1001962A true CA1001962A (en) 1976-12-21

Family

ID=23035851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,171A Expired CA1001962A (en) 1972-07-13 1973-07-11 Process for removing ash from precipitators

Country Status (7)

Country Link
US (1) US3788469A (enExample)
JP (1) JPS4958462A (enExample)
CA (1) CA1001962A (enExample)
DE (1) DE2335725A1 (enExample)
FR (1) FR2192859B1 (enExample)
GB (1) GB1400368A (enExample)
IT (1) IT991740B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351804A (en) * 1978-11-06 1982-09-28 Research-Cottrell, Inc. Sulfur dioxide scrubber with hydroclone separator
US4427551A (en) * 1981-09-18 1984-01-24 Jean Duveau Solids separation and liquid clarification system
NL8201841A (nl) * 1982-05-04 1983-12-01 Hoogovens Groep Bv Werkwijze en inrichting voor de behandeling van hoogovengas.
US4541933A (en) * 1984-05-14 1985-09-17 Armold Clark W Process for separation of ash from waste activated sludge
GB9123566D0 (en) * 1991-11-06 1992-01-02 Clean Water Company The Limite Improvements in or relating to separators
GB9317026D0 (en) * 1993-08-16 1993-09-29 Clean Water Company The Limite Method and apparatus for treating liquids
US6214237B1 (en) 1999-06-29 2001-04-10 Allegheny Energy Supply Company Process for treating solid waste slurry
WO2006056222A1 (de) * 2004-11-26 2006-06-01 Ashland Licensing And Intellectual Property Llc. Verfahren zur feststoffabtrennung aus gaswäschern
US20150090649A1 (en) * 2012-03-21 2015-04-02 Innovative Industries Limited Water recycling unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2142406A (en) * 1934-12-27 1939-01-03 Ici Ltd Apparatus for the wet purification of gases
NL78361C (enExample) * 1950-03-09
US3203156A (en) * 1962-02-05 1965-08-31 Huber Corp J M Carbon black collecting systems
US3509695A (en) * 1965-07-21 1970-05-05 Cottrell Res Inc Wet bottom precipitator

Also Published As

Publication number Publication date
FR2192859A1 (enExample) 1974-02-15
US3788469A (en) 1974-01-29
JPS4958462A (enExample) 1974-06-06
GB1400368A (en) 1975-07-16
FR2192859B1 (enExample) 1980-07-04
DE2335725A1 (de) 1974-01-24
IT991740B (it) 1975-08-30

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