CA1064883A - Traitement d'optimisation de la production et de la qualite du charbon - Google Patents

Traitement d'optimisation de la production et de la qualite du charbon

Info

Publication number: CA1064883A
Authority: CA; Canada
Prior art keywords: coal; middlings; fraction; feed; refuse
Prior art date: 1974-09-17
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

CA231,206A

Other languages

English (en)

Other versions

CA231206S (en

Inventor

Stanton D. Irons

Francis G. Miller

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.)

Bethlehem Steel Corp

Original Assignee

Bethlehem Steel 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.)

1974-09-17

Filing date

1975-07-10

Publication date

1979-10-23

1975-07-10 Application filed by Bethlehem Steel Corp filed Critical Bethlehem Steel Corp

1979-10-23 Application granted granted Critical

1979-10-23 Publication of CA1064883A publication Critical patent/CA1064883A/fr

Status Expired legal-status Critical Current

Links

239000003245 coal Substances 0.000 title claims abstract description 96
238000000034 method Methods 0.000 title claims abstract description 18
230000008569 process Effects 0.000 title abstract description 12
239000000543 intermediate Substances 0.000 claims description 19
239000000463 material Substances 0.000 claims description 19
238000004513 sizing Methods 0.000 claims description 12
239000011435 rock Substances 0.000 claims description 8
238000005188 flotation Methods 0.000 claims description 3
238000004064 recycling Methods 0.000 claims description 3
239000002245 particle Substances 0.000 claims 6
235000014676 Phragmites communis Nutrition 0.000 claims 5
238000012216 screening Methods 0.000 claims 1
238000000926 separation method Methods 0.000 abstract description 4
238000004519 manufacturing process Methods 0.000 abstract description 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 13
229910052717 sulfur Inorganic materials 0.000 description 13
239000011593 sulfur Substances 0.000 description 13
239000000470 constituent Substances 0.000 description 3
230000005484 gravity Effects 0.000 description 3
JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 3
BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 2
239000002002 slurry Substances 0.000 description 2
NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
101150039033 Eci2 gene Proteins 0.000 description 1
241000193803 Therea Species 0.000 description 1
230000001464 adherent effect Effects 0.000 description 1
239000003250 coal slurry Substances 0.000 description 1
230000002301 combined effect Effects 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000005070 sampling Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
241000894007 species Species 0.000 description 1
-1 which was dlscarded Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/005—General arrangement of separating plant, e.g. flow sheets specially adapted for coal

Landscapes

Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Solid Fuels And Fuel-Associated Substances (AREA)

CA231,206A 1974-09-17 1975-07-10 Traitement d'optimisation de la production et de la qualite du charbon Expired CA1064883A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US506822A US3908912A (en)	1974-09-17	1974-09-17	Coal beneficiating process

Publications (1)

Publication Number	Publication Date
CA1064883A true CA1064883A (fr)	1979-10-23

Family

ID=24016152

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA231,206A Expired CA1064883A (fr)	1974-09-17	1975-07-10	Traitement d'optimisation de la production et de la qualite du charbon

Country Status (2)

Country	Link
US (1)	US3908912A (fr)
CA (1)	CA1064883A (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL181177C (nl) *	1975-03-29	1987-07-01	Stamicarbon	Werkwijze voor het terugwinnen van bruikbare materialen uit afvalmateriaal dat metalen en niet-metalen bevat.
DE2544538C2 (de) *	1975-10-04	1986-11-27	F.M.N. Schuster GmbH & Co KG, 5030 Hürth	Vorrichtung zum Einführen von Fäden, Garnen u.dgl. in eine Spul- und Changiereinrichtung einer Spulmaschine
DE2836440A1 (de) *	1978-08-19	1980-03-06	Ruhrchemie Ag	Verfahren zur herstellung einer kohle- wasser-suspension, die zum einsatz in eine kohlevergasung unter erhoehtem druck geeignet ist
US4338188A (en) *	1979-07-13	1982-07-06	Exxon Research & Engineering Co.	Coal cleaning process
US4244530A (en) *	1979-12-17	1981-01-13	Consolidation Coal Company	Integrated coal cleaning and slurry preparation process
EP0094786B1 (fr) *	1982-05-19	1987-11-04	The British Petroleum Company p.l.c.	Boues minérales
GB8322432D0 (en) *	1983-08-19	1983-09-21	British Petroleum Co Plc	Mineral slurries
US4586660A (en) *	1984-04-30	1986-05-06	Stiller David W	Process for separating anthracite coal from impurities
US5794791A (en) *	1987-11-30	1998-08-18	Genesis Research Corporation	Coal cleaning process
CA1327342C (fr) *	1987-11-30	1994-03-01	James Kelly Kindig	Procede d'enrichissement de materiau particulaire
US4830740A (en) *	1988-04-19	1989-05-16	The Dow Chemical Company	Pyrite depressants useful in the separation of pyrite from coal
US4826588A (en) *	1988-04-28	1989-05-02	The Dow Chemical Company	Pyrite depressants useful in the separation of pyrite from coal
WO1993007967A1 (fr) *	1991-10-15	1993-04-29	Genesis Research Corporation	Procede d'epuration de charbon
US5522510A (en) *	1993-06-14	1996-06-04	Virginia Tech Intellectual Properties, Inc.	Apparatus for improved ash and sulfur rejection
US5817230A (en) *	1997-08-29	1998-10-06	University Of Kentucky Research Foundation	Method for improving the pozzolanic character of fly ash
US6820829B1 (en) *	2000-02-25	2004-11-23	Exportech Company, Inc.	Method and apparatus for separating material
US6533848B1 (en)	2000-03-13	2003-03-18	University Of Kentucky Research Foundation	Technology and methodology for the production of high quality polymer filler and super-pozzolan from fly ash
US6599434B2 (en)	2001-11-06	2003-07-29	Norman B. Mullins	Fine coal recovering process
WO2009033203A1 (fr) *	2007-09-10	2009-03-19	Global Coal Solutions Pty Ltd	Valorisation du charbon
US20100056356A1 (en) *	2008-08-29	2010-03-04	Robl Thomas L	Methodology and technology for the production of improved coal derived fly ash for the production of metal matrix composites
US8931720B2 (en) *	2008-10-16	2015-01-13	Technological Resources Pty. Limited	Method of sorting mined, to be mined or stockpiled material to achieve an upgraded material with improved economic value
US9010543B2 (en) *	2010-06-02	2015-04-21	Technological Resources Pty. Limited	Separating mined material
CN104475214A (zh) *	2014-11-13	2015-04-01	攀枝花钢城集团米易瑞地矿业有限公司	含风化矿钒钛磁铁矿预选工艺
CN105797831B (zh) *	2016-03-22	2018-03-09	中国矿业大学	一种炼焦末中煤的解离再选工艺
CN105728156B (zh) *	2016-03-22	2018-02-02	中国矿业大学	一种超纯煤的制备工艺
CN113245200A (zh) *	2021-06-16	2021-08-13	许泽胜	一种煤矸石选择性破碎制备砂石骨料的方法
CN114950713B (zh) *	2022-05-27	2023-07-18	徐州工程学院	可提高难选煤的精煤回收率的重介旋流器主再选选煤工艺
CN115318426B (zh) *	2022-07-19	2025-04-22	李少章	一种含硫煤矸石无害化处理及资源利用方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3023893A (en) *		1962-03-06		Process for separating particles of solid x
US2330479A (en) *	1940-04-05	1943-09-28	Chemical Construction Corp	Beneficiation of low grade coal
US2319394A (en) *	1940-04-05	1943-05-18	Chemical Construction Corp	Beneficiation of low grade coal
US2514958A (en) *	1947-12-26	1950-07-11	Republic Steel Corp	Concentration of oolitic iron ores
US2656118A (en) *	1951-03-24	1953-10-20	Knowles Associates	Disposal of slime-bearing water
US2842319A (en) *	1952-11-05	1958-07-08	Reerink Wilhelm	Method of producing ultra-clean coal
US3384310A (en) *	1966-02-16	1968-05-21	Cleveland Cliffs Iron	Method of treating metalliferous ores
US3446349A (en) *	1966-03-16	1969-05-27	Bethlehem Steel Corp	Apparatus and method for separating and recovering relatively coarse mineral particles and relatively fine mineral particles from a slurry containing said particles
US3638791A (en) *	1970-04-13	1972-02-01	Int Minerals & Chem Corp	Method for treatment of heavy media
US3677475A (en) *	1970-10-02	1972-07-18	Int Minerals & Chem Corp	Beneficiation of clay-containing sylvinite ore

1974
- 1974-09-17 US US506822A patent/US3908912A/en not_active Expired - Lifetime
1975
- 1975-07-10 CA CA231,206A patent/CA1064883A/fr not_active Expired

Also Published As

Publication number	Publication date
US3908912A (en)	1975-09-30

Publication	Publication Date	Title
US3908912A (en)	1975-09-30	Coal beneficiating process
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US4348274A (en)	1982-09-07	Oil shale upgrading process
US4802976A (en)	1989-02-07	Method for recovering fine clean coal
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US8556201B2 (en)	2013-10-15	Method and equipment for conditioning a heavy fraction high in plastics
US4140628A (en)	1979-02-20	Dense medium separation
US5133505A (en)	1992-07-28	Separation of aluminum alloys
US4583695A (en)	1986-04-22	Process for purifying recovery glass
US4375454A (en)	1983-03-01	Electrostatic enrichment of trona and nahcolite ores
US3791595A (en)	1974-02-12	Method for processing iron ore concentrates
Kumar et al.	2009	Characterisation and pre-concentration of chromite values from plant tailings using floatex density separator
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CA2418020C (fr)	2011-09-13	Systeme de bac a pistonnage pour le traitement de residus d'acier
AU2020101235A4 (en)	2020-08-06	Method for the Beneficiation of Iron Ore Streams
CN114082522A (zh)	2022-02-25	用于胶磷矿的重介质选矿与色选联合选矿工艺
US4591103A (en)	1986-05-27	Asbestos process
USH981H (en)	1991-11-05	Process for selective grinding of coal
CN114345542A (zh)	2022-04-15	一种单系统选矿工艺
US3540662A (en)	1970-11-17	Dry process for removal of pyrite from coal
JP2026082159A (ja)	2026-05-19	使用済み材料粒子の回収方法
Chaves et al.	2007	The practice of bauxite ores processing