DK31278A - COAL IMPROVEMENT PROCEDURE - Google Patents

COAL IMPROVEMENT PROCEDURE

Info

Publication number: DK31278A
Authority: DK; Denmark
Prior art keywords: improvement procedure; coal; coal improvement; procedure; improvement
Prior art date: 1977-01-21

Application number

DK31278A

Other languages

Danish (da)

Inventor

J K Kindig

R L Turner

Original Assignee

Hazen Research

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.)

1977-01-21

Filing date

1978-01-20

Publication date

1978-07-22

1977-01-21 Priority claimed from US05/761,307 external-priority patent/US4120665A/en

1977-02-10 Priority claimed from US05/767,659 external-priority patent/US4098584A/en

1978-01-20 Application filed by Hazen Research filed Critical Hazen Research

1978-07-22 Publication of DK31278A publication Critical patent/DK31278A/en

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
- C10L9/02—Treating solid fuels to improve their combustion by chemical means
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/005—Pretreatment specially adapted for magnetic separation
- B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Combustion & Propulsion (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Solid Fuels And Fuel-Associated Substances (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Manufacture And Refinement Of Metals (AREA)

DK31278A 1977-01-21 1978-01-20 COAL IMPROVEMENT PROCEDURE DK31278A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/761,307 US4120665A (en)	1977-01-21	1977-01-21	Process for improving coal
US05/767,659 US4098584A (en)	1977-02-10	1977-02-10	Removal of impurities from coal

Publications (1)

Publication Number	Publication Date
DK31278A true DK31278A (en)	1978-07-22

Family

ID=27116964

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DK31178A DK31178A (en)	1977-01-21	1978-01-20	COAL IMPROVEMENT PROCEDURE
DK31278A DK31278A (en)	1977-01-21	1978-01-20	COAL IMPROVEMENT PROCEDURE

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DK31178A DK31178A (en)	1977-01-21	1978-01-20	COAL IMPROVEMENT PROCEDURE

Country Status (9)

Country	Link
DD (1)	DD140707A5 (en)
DE (1)	DE2802482A1 (en)
DK (2)	DK31178A (en)
ES (1)	ES466215A1 (en)
FR (1)	FR2378087A1 (en)
IT (1)	IT1092971B (en)
NL (1)	NL7800727A (en)
PL (1)	PL204136A1 (en)
SE (1)	SE7800685L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0295345A1 (en) *	1987-06-18	1988-12-21	Massachusetts Institute Of Technology	A method and apparatus for desulfurization of coal

1978
- 1978-01-19 SE SE7800685A patent/SE7800685L/en unknown
- 1978-01-20 ES ES466215A patent/ES466215A1/en not_active Expired
- 1978-01-20 DE DE19782802482 patent/DE2802482A1/en not_active Withdrawn
- 1978-01-20 DK DK31178A patent/DK31178A/en unknown
- 1978-01-20 NL NL7800727A patent/NL7800727A/en not_active Application Discontinuation
- 1978-01-20 DD DD78203331A patent/DD140707A5/en unknown
- 1978-01-20 IT IT19484/78A patent/IT1092971B/en active
- 1978-01-20 DK DK31278A patent/DK31278A/en unknown
- 1978-01-21 PL PL20413678A patent/PL204136A1/en unknown
- 1978-01-23 FR FR7802255A patent/FR2378087A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
PL204136A1 (en)	1978-11-06
ES466215A1 (en)	1978-10-01
SE7800685L (en)	1978-07-22
IT7819484A0 (en)	1978-01-20
DK31178A (en)	1978-07-22
NL7800727A (en)	1978-07-25
DD140707A5 (en)	1980-03-26
IT1092971B (en)	1985-07-12
FR2378087A1 (en)	1978-08-18
DE2802482A1 (en)	1978-07-27

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