EP0032811A3 - A process for the beneficiation of coal and beneficiated coal product - Google Patents

A process for the beneficiation of coal and beneficiated coal product Download PDF

Info

Publication number: EP0032811A3
Authority: EP; European Patent Office
Prior art keywords: coal; beneficiation; beneficiated; product; coal product
Prior art date: 1980-01-22
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

EP81300152A

Other versions

EP0032811B1 (en

EP0032811A2 (en

Inventor

Lester E. Burgess

Karl M. Fox

Phillip E. Mcgarry

David E. Herman

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.)

Standard Oil Co

Original Assignee

Gulf and Western Industries Inc

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.)

1980-01-22

Filing date

1981-01-14

Publication date

1981-10-14

1980-01-22 Priority claimed from US06/114,414 external-priority patent/US4304573A/en

1980-01-22 Priority claimed from US06/114,357 external-priority patent/US4332593A/en

1981-01-14 Application filed by Gulf and Western Industries Inc filed Critical Gulf and Western Industries Inc

1981-01-14 Priority to AT81300152T priority Critical patent/ATE12790T1/en

1981-07-29 Publication of EP0032811A2 publication Critical patent/EP0032811A2/en

1981-10-14 Publication of EP0032811A3 publication Critical patent/EP0032811A3/en

1985-04-17 Application granted granted Critical

1985-04-17 Publication of EP0032811B1 publication Critical patent/EP0032811B1/en

Status Expired legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/10—Treating solid fuels to improve their combustion by using additives
- 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
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D3/00—Differential sedimentation
- B03D3/06—Flocculation
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
- C10L1/322—Coal-oil suspensions

Landscapes

Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Combustion & Propulsion (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Liquid Carbonaceous Fuels (AREA)
Solid Fuels And Fuel-Associated Substances (AREA)
Graft Or Block Polymers (AREA)

EP19810300152 1980-01-22 1981-01-14 A process for the beneficiation of coal and beneficiated coal product Expired EP0032811B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT81300152T ATE12790T1 (en)	1980-01-22	1981-01-14	PROCESSES FOR PROCESSING COAL AND PROCESSED CARBON PRODUCT.

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US114357		1980-01-22
US114414		1980-01-22
US06/114,414 US4304573A (en)	1980-01-22	1980-01-22	Process of beneficiating coal and product
US06/114,357 US4332593A (en)	1980-01-22	1980-01-22	Process for beneficiating coal

Publications (3)

Publication Number	Publication Date
EP0032811A2 EP0032811A2 (en)	1981-07-29
EP0032811A3 true EP0032811A3 (en)	1981-10-14
EP0032811B1 EP0032811B1 (en)	1985-04-17

Family

ID=26812090

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19810300152 Expired EP0032811B1 (en)	1980-01-22	1981-01-14	A process for the beneficiation of coal and beneficiated coal product

Country Status (4)

Country	Link
EP (1)	EP0032811B1 (en)
DE (1)	DE3169930D1 (en)
GB (1)	GB2068410A (en)
PL (2)	PL136658B1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0219569B1 (en) *	1985-10-23	1988-05-11	The Standard Oil Company	Method for the beneficiation of low rank coal and products obtained thereby
US4306883A (en) *	1981-01-29	1981-12-22	Gulf & Western Manufacturing Company	Process for forming coal-oil mixtures under selected conditions of temperature and shear
ZA82214B (en) *	1981-01-29	1982-12-29	Gulf & Western Mfg Co	Method for the benefication,liquefaction,and recovery of coal and other solid carbonaceous materials
SE509025C2 (en) *	1995-01-23	1998-11-30	Bycosin Ab	Substance for addition to solid biofuels
US7280924B2 (en) *	2003-08-29	2007-10-09	Richard C. Holmes	System and process for monitoring the production of synthetic fuel
WO2009115933A1 (en) *	2008-03-17	2009-09-24	Chuluun Enkhbold	A method of beneficiating and transporting minerals
EP3112445A4 (en) *	2014-02-25	2017-09-27	Act Co., Ltd.	Method for manufacturing dried combustible substance and dried combustible substance
CN112973952A (en) *	2021-03-30	2021-06-18	中国矿业大学	Underground coal liquid-solid fluidization separation system and process
CN113372973B (en) *	2021-07-26	2024-06-04	重庆四季金标科技有限公司	Waterproof coal powder for coal-fired thermal power plant, utilization system thereof and depth peak regulation method
CN119793702B (en) *	2025-01-22	2025-10-17	昆明理工大学	A method for flotation separation and enrichment of chalcopyrite and arsenic copper ore

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2913349A (en) *	1956-12-18	1959-11-17	Standard Oil Co	Coal spray composition
US4033852A (en) *	1975-06-26	1977-07-05	Polygulf Associates	Process for treating coal and products produced thereby
US4101293A (en) *	1977-03-30	1978-07-18	Reichhold Chemicals, Inc.	Stabilizing emulsifiers
FR2393053A1 (en) *	1977-05-31	1978-12-29	Scaniainventor Ab	AQUEOUS DISPERSION OF SPRAYED COAL USEFUL AS A LIQUID FUEL AND ITS PREPARATION PROCESS

1981
- 1981-01-14 GB GB8101031A patent/GB2068410A/en not_active Withdrawn
- 1981-01-14 DE DE8181300152T patent/DE3169930D1/en not_active Expired
- 1981-01-14 EP EP19810300152 patent/EP0032811B1/en not_active Expired
- 1981-01-21 PL PL22930181A patent/PL136658B1/en unknown
- 1981-01-21 PL PL24677281A patent/PL142354B1/en unknown

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2913349A (en) *	1956-12-18	1959-11-17	Standard Oil Co	Coal spray composition
US4033852A (en) *	1975-06-26	1977-07-05	Polygulf Associates	Process for treating coal and products produced thereby
US4101293A (en) *	1977-03-30	1978-07-18	Reichhold Chemicals, Inc.	Stabilizing emulsifiers
FR2393053A1 (en) *	1977-05-31	1978-12-29	Scaniainventor Ab	AQUEOUS DISPERSION OF SPRAYED COAL USEFUL AS A LIQUID FUEL AND ITS PREPARATION PROCESS

Also Published As

Publication number	Publication date
DE3169930D1 (en)	1985-05-23
EP0032811B1 (en)	1985-04-17
PL229301A1 (en)	1981-09-18
EP0032811A2 (en)	1981-07-29
PL142354B1 (en)	1987-10-31
GB2068410A (en)	1981-08-12
PL136658B1 (en)	1986-03-31

Legal Events

Date	Code	Title	Description
1981-05-30	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1981-07-29	AK	Designated contracting states	Designated state(s): AT BE DE FR GB IT NL SE
1981-08-14	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1981-10-14	AK	Designated contracting states	Designated state(s): AT BE DE FR GB IT NL SE
1982-03-24	17P	Request for examination filed	Effective date: 19820108
1984-08-08	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: GULF AND WESTERN INDUSTRIES, INC.
1984-10-10	ITF	It: translation for a ep patent filed
1985-02-16	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1985-04-17	AK	Designated contracting states	Designated state(s): AT BE DE FR GB IT NL SE
1985-04-17	REF	Corresponds to:	Ref document number: 12790 Country of ref document: AT Date of ref document: 19850515 Kind code of ref document: T
1985-05-23	REF	Corresponds to:	Ref document number: 3169930 Country of ref document: DE Date of ref document: 19850523
1985-07-19	ET	Fr: translation filed
1985-12-31	BECH	Be: change of holder	Free format text: 850417 THE *STANDARD OIL CY
1986-02-17	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1986-02-17	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1986-04-02	RAP2	Party data changed (patent owner data changed or rights of a patent transferred)	Owner name: THE STANDARD OIL COMPANY
1986-04-09	26N	No opposition filed
1986-10-16	NLT2	Nl: modifications (of names), taken from the european patent patent bulletin	Owner name: THE STANDARD OIL COMPANY TE CLEVELAND, OHIO, VER.
1987-01-09	REG	Reference to a national code	Ref country code: FR Ref legal event code: TP
1987-04-16	NLS	Nl: assignments of ep-patents	Owner name: THE STANDARD OIL COMPANY TE CLEVELAND, OHIO, VER.
1989-12-22	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: AT Payment date: 19891222 Year of fee payment: 10
1989-12-29	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19891229 Year of fee payment: 10
1989-12-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19891231 Year of fee payment: 10
1990-01-15	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19900115 Year of fee payment: 10
1990-01-25	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19900125 Year of fee payment: 10
1990-01-31	ITTA	It: last paid annual fee
1990-01-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 19900131 Year of fee payment: 10
1990-05-09	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19900509 Year of fee payment: 10
1991-01-14	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19910114 Ref country code: AT Effective date: 19910114
1991-01-15	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19910115
1991-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BE Effective date: 19910131
1991-08-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19910801
1991-09-11	GBPC	Gb: european patent ceased through non-payment of renewal fee
1991-09-16	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee
1991-09-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19910930
1991-10-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19911001
1991-11-29	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1995-01-31	EUG	Se: european patent has lapsed	Ref document number: 81300152.6 Effective date: 19910910

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