CA1067628A - Methode et appareil destines a regulariser l'assechement du sous-ecoulement produit par le traitement des charbons - Google Patents

Methode et appareil destines a regulariser l'assechement du sous-ecoulement produit par le traitement des charbons

Info

Publication number: CA1067628A
Authority: CA; Canada
Prior art keywords: flocculated solids; solids; dewaterizing; thickener; flocculated
Prior art date: 1975-11-10
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

CA265,193A

Other languages

English (en)

Inventor

Leonard Messer

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.)

American Minechem Corp

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.)

1975-11-10

Filing date

1976-11-09

Publication date

1979-12-04

1976-11-09 Application filed by American Minechem Corp filed Critical American Minechem Corp

1979-12-04 Application granted granted Critical

1979-12-04 Publication of CA1067628A publication Critical patent/CA1067628A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 36
239000003245 coal Substances 0.000 title abstract description 34
239000007787 solid Substances 0.000 claims abstract description 200
239000002562 thickening agent Substances 0.000 claims abstract description 71
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
230000005855 radiation Effects 0.000 claims abstract description 50
239000000203 mixture Substances 0.000 claims abstract description 29
239000002245 particle Substances 0.000 claims abstract description 29
239000002002 slurry Substances 0.000 claims abstract description 28
238000010521 absorption reaction Methods 0.000 claims abstract description 7
238000004898 kneading Methods 0.000 claims description 9
230000001276 controlling effect Effects 0.000 claims description 4
230000001105 regulatory effect Effects 0.000 claims description 3
239000007788 liquid Substances 0.000 abstract description 3
239000000243 solution Substances 0.000 description 27
239000000084 colloidal system Substances 0.000 description 14
239000008394 flocculating agent Substances 0.000 description 14
239000000843 powder Substances 0.000 description 9
238000005406 washing Methods 0.000 description 8
239000010419 fine particle Substances 0.000 description 7
239000000463 material Substances 0.000 description 7
229920000642 polymer Polymers 0.000 description 7
230000008569 process Effects 0.000 description 7
125000002091 cationic group Chemical group 0.000 description 6
230000005484 gravity Effects 0.000 description 5
230000009471 action Effects 0.000 description 4
125000000129 anionic group Chemical group 0.000 description 4
238000002360 preparation method Methods 0.000 description 4
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 3
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
239000003795 chemical substances by application Substances 0.000 description 3
230000001419 dependent effect Effects 0.000 description 3
238000010790 dilution Methods 0.000 description 3
239000012895 dilution Substances 0.000 description 3
238000009291 froth flotation Methods 0.000 description 3
238000005259 measurement Methods 0.000 description 3
239000000126 substance Substances 0.000 description 3
230000008719 thickening Effects 0.000 description 3
239000004927 clay Substances 0.000 description 2
239000002612 dispersion medium Substances 0.000 description 2
238000005189 flocculation Methods 0.000 description 2
230000016615 flocculation Effects 0.000 description 2
239000002184 metal Substances 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
229920002401 polyacrylamide Polymers 0.000 description 2
238000005507 spraying Methods 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 1
241000446313 Lamella Species 0.000 description 1
101100453819 Mycolicibacterium smegmatis (strain ATCC 700084 / mc(2)155) kgd gene Proteins 0.000 description 1
229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
229920002873 Polyethylenimine Polymers 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000003575 carbonaceous material Substances 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
TVFDJXOCXUVLDH-RNFDNDRNSA-N cesium-137 Chemical group [137Cs] TVFDJXOCXUVLDH-RNFDNDRNSA-N 0.000 description 1
230000008859 change Effects 0.000 description 1
239000000571 coke Substances 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
238000001514 detection method Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
239000004744 fabric Substances 0.000 description 1
239000000295 fuel oil Substances 0.000 description 1
239000003292 glue Substances 0.000 description 1
150000004676 glycans Chemical class 0.000 description 1
229920006158 high molecular weight polymer Polymers 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
239000003350 kerosene Substances 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920001282 polysaccharide Polymers 0.000 description 1
239000005017 polysaccharide Substances 0.000 description 1
230000000063 preceeding effect Effects 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000004044 response Effects 0.000 description 1
238000005096 rolling process Methods 0.000 description 1
239000013049 sediment Substances 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000008107 starch Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
101150111745 sucA gene Proteins 0.000 description 1
230000000153 supplemental effect Effects 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
239000002699 waste material Substances 0.000 description 1

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)

CA265,193A 1975-11-10 1976-11-09 Methode et appareil destines a regulariser l'assechement du sous-ecoulement produit par le traitement des charbons Expired CA1067628A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
CA1067628A true CA1067628A (fr)	1979-12-04

Family

ID=24526264

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA265,193A Expired CA1067628A (fr)	1975-11-10	1976-11-09	Methode et appareil destines a regulariser l'assechement du sous-ecoulement produit par le traitement des charbons

Country Status (7)

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

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

1976
- 1976-10-26 ZA ZA766411A patent/ZA766411B/xx unknown
- 1976-11-04 DE DE2650458A patent/DE2650458C3/de not_active Expired
- 1976-11-05 AU AU19362/76A patent/AU502653B2/en not_active Expired
- 1976-11-09 JP JP51134604A patent/JPS5276770A/ja active Pending
- 1976-11-09 CA CA265,193A patent/CA1067628A/fr not_active Expired
- 1976-11-09 PL PL1976193578A patent/PL108758B1/pl not_active IP Right Cessation
- 1976-11-10 GB GB46789/76A patent/GB1531939A/en not_active Expired

Also Published As

Publication number	Publication date
ZA766411B (en)	1977-10-26
AU502653B2 (en)	1979-08-02
PL108758B1 (en)	1980-04-30
DE2650458C3 (de)	1980-10-02
PL193578A1 (pl)	1978-03-13
DE2650458A1 (de)	1977-05-18
GB1531939A (en)	1978-11-15
JPS5276770A (en)	1977-06-28
DE2650458B2 (de)	1980-02-07
AU1936276A (en)	1978-05-11

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US20220379241A1 (en)	2022-12-01	Flocculating, grading, and dewatering device
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