ZA766411B - Method and apparatus for controlled dewaterizing of coal treatment underflow - Google Patents

Method and apparatus for controlled dewaterizing of coal treatment underflow

Info

Publication number
ZA766411B
ZA766411B ZA766411A ZA766411A ZA766411B ZA 766411 B ZA766411 B ZA 766411B ZA 766411 A ZA766411 A ZA 766411A ZA 766411 A ZA766411 A ZA 766411A ZA 766411 B ZA766411 B ZA 766411B
Authority
ZA
South Africa
Prior art keywords
dewaterizing
controlled
coal treatment
underflow
treatment underflow
Prior art date
Application number
ZA766411A
Other languages
English (en)
Inventor
L Messer
Original Assignee
American Minechem 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 American Minechem Corp filed Critical American Minechem Corp
Publication of ZA766411B publication Critical patent/ZA766411B/xx

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
    • B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
    • B01D21/283—Settling tanks provided with vibrators
    • 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
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • 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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • 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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0045—Plurality of essentially parallel plates
    • 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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0057—Settling tanks provided with contact surfaces, e.g. baffles, particles with counter-current flow direction of liquid and solid particles
    • 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
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • 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
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • 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
    • 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
    • B01D21/30—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
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • 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
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/302—Active control mechanisms with external energy, e.g. with solenoid valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/04—Separation devices for treating liquids from earth drilling, mining

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Treatment Of Sludge (AREA)
  • Paper (AREA)
ZA766411A 1975-11-10 1976-10-26 Method and apparatus for controlled dewaterizing of coal treatment underflow ZA766411B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63021475A 1975-11-10 1975-11-10

Publications (1)

Publication Number Publication Date
ZA766411B true ZA766411B (en) 1977-10-26

Family

ID=24526264

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA766411A ZA766411B (en) 1975-11-10 1976-10-26 Method and apparatus for controlled dewaterizing of coal treatment underflow

Country Status (7)

Country Link
JP (1) JPS5276770A (xx)
AU (1) AU502653B2 (xx)
CA (1) CA1067628A (xx)
DE (1) DE2650458C3 (xx)
GB (1) GB1531939A (xx)
PL (1) PL108758B1 (xx)
ZA (1) ZA766411B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2940270B1 (fr) * 2008-12-24 2012-07-27 Degremont Decanteur statique rapide pour pre-epaississement des boues de traitement d'eau, et installation comportant un tel decanteur.
CN112221207B (zh) * 2019-12-13 2021-11-05 安徽理工大学 一种高效的多级沉降无耙浓缩装置
ES2912046A1 (es) * 2020-11-23 2022-05-24 Atca Asesoria Proyectos E Instalaciones S L Dispositivo equilibrador de flujo y protector solar para decantadores lamelares

Also Published As

Publication number Publication date
PL193578A1 (pl) 1978-03-13
AU502653B2 (en) 1979-08-02
GB1531939A (en) 1978-11-15
DE2650458B2 (de) 1980-02-07
DE2650458C3 (de) 1980-10-02
DE2650458A1 (de) 1977-05-18
CA1067628A (en) 1979-12-04
JPS5276770A (en) 1977-06-28
AU1936276A (en) 1978-05-11
PL108758B1 (en) 1980-04-30

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