AU575691B2

AU575691B2 – Deashing coal by crushing/washing/separating/flotation
– Google Patents

AU575691B2 – Deashing coal by crushing/washing/separating/flotation
– Google Patents
Deashing coal by crushing/washing/separating/flotation

Info

Publication number
AU575691B2

AU575691B2
AU48388/85A
AU4838885A
AU575691B2
AU 575691 B2
AU575691 B2
AU 575691B2
AU 48388/85 A
AU48388/85 A
AU 48388/85A
AU 4838885 A
AU4838885 A
AU 4838885A
AU 575691 B2
AU575691 B2
AU 575691B2
Authority
AU
Australia
Prior art keywords
flotation
crushing
washing
separating
deashing coal
Prior art date
1984-10-26
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
AU48388/85A
Other versions

AU4838885A
(en

Inventor
Taiichi Funaji
Haruo Iso
Hideto Mitsui
Toshiaki Murata
Kenichi Nagata
Jisaku Tanimichi
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.)

Mitsui and Co Ltd

Mitsui Engineering and Shipbuilding Co Ltd

Tokyo Electric Power Company Holdings Inc

Original Assignee
Tokyo Electric Power Co 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.)
1984-10-26
Filing date
1985-10-08
Publication date
1988-08-04

1985-10-08
Application filed by Tokyo Electric Power Co Inc
filed
Critical
Tokyo Electric Power Co Inc

1986-05-01
Publication of AU4838885A
publication
Critical
patent/AU4838885A/en

1988-08-04
Application granted
granted
Critical

1988-08-04
Publication of AU575691B2
publication
Critical
patent/AU575691B2/en

2005-10-08
Anticipated expiration
legal-status
Critical

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

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

B03D1/02—Froth-flotation processes

AU48388/85A
1984-10-26
1985-10-08
Deashing coal by crushing/washing/separating/flotation

Expired

AU575691B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JP59223868A

JPS61103992A
(en)

1984-10-26
1984-10-26
Deashing recovery of coal

JP59-223868

1984-10-26

Publications (2)

Publication Number
Publication Date

AU4838885A

AU4838885A
(en)

1986-05-01

AU575691B2
true

AU575691B2
(en)

1988-08-04

Family
ID=16804964
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU48388/85A
Expired

AU575691B2
(en)

1984-10-26
1985-10-08
Deashing coal by crushing/washing/separating/flotation

Country Status (7)

Country
Link

US
(1)

US4762526A
(en)

JP
(1)

JPS61103992A
(en)

CN
(1)

CN1019504B
(en)

AU
(1)

AU575691B2
(en)

CA
(1)

CA1296898C
(en)

DE
(1)

DE3537485C2
(en)

GB
(1)

GB2166156B
(en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4972956A
(en)

*

1987-11-02
1990-11-27
National Research Council Of Canada
Method of removing carbonaceous particles, essentially free of pyritic sulphur, from an aqueous coal slurry

US5189964A
(en)

*

1988-12-01
1993-03-02
Rich Jr John W
Process for burning high ash particulate fuel

US5599356A
(en)

*

1990-03-14
1997-02-04
Jgc Corporation
Process for producing an aqueous high concentration coal slurry

GB2258171B
(en)

*

1991-07-29
1995-01-18
Shell Int Research
Processing complex mineral ores

AU668328B2
(en)

*

1993-12-27
1996-04-26
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd)
Solid fuel made from porous coal and production process and production apparatus therefore

AU666833B2
(en)

*

1993-12-27
1996-02-22
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd)
Thermal treated coal, and process and apparatus for preparing the same

US6261460B1
(en)

1999-03-23
2001-07-17
James A. Benn
Method for removing contaminants from water with the addition of oil droplets

ES2186510B1
(en)

*

2000-12-22
2004-09-16
Consejo Superior De Investigaciones Cientificas

USE OF VEGETABLE OILS AS REAGENTS OF CARBON AND STERILE FLOATING.

US6869979B1
(en)

2001-09-28
2005-03-22
John W. Rich, Jr.
Method for producing ultra clean liquid fuel from coal refuse

JP3613347B1
(en)

2003-10-09
2005-01-26
太平洋セメント株式会社

How to remove unburned carbon in fly ash

US7938885B2
(en)

*

2004-05-08
2011-05-10
Qingbao Huang
Device for the removal of soot dust of fuel oil combustion

BRPI0612875A2
(en)

2005-07-13
2010-11-30
Mitsubishi Rayon Co

prepreg

DK1935477T3
(en)

2005-08-26
2015-07-20
Taiheiyo Cement Corp
Apparatus and procedure for dissolution / reaction

EP1944278A4
(en)

2005-10-31
2013-12-25
Taiheiyo Cement Corp
Apparatus for adding wet ash to cement and addition method

KR101410301B1
(en)

2006-10-24
2014-06-20
다이헤이요 세멘토 가부시키가이샤
Method for removing lead from cement kiln

JP5657207B2
(en)

2006-12-05
2015-01-21
太平洋セメント株式会社

Coal ash treatment method and treatment apparatus

US20160082446A1
(en)

*

2014-09-24
2016-03-24
Omnis Mineral Technologies, Llc
Flotation separation of fine coal particles from ash-forming particles

CN105154165B
(en)

*

2015-07-10
2017-05-31
江苏徐矿能源股份有限公司
A kind of method for reducing ash content in ash coal mud

CN105665124B
(en)

*

2016-04-13
2019-05-28
中国矿业大学
High intergrowth high ash sulphur coal sorts slurrying integral process

CN105642433B
(en)

*

2016-04-13
2017-12-19
中国矿业大学
A kind of Coaseries kaolin decarbonization process

CN107051750B
(en)

*

2017-03-31
2019-01-15
太原理工大学
A kind of device and technique using waste oil flotation

CN114178038A
(en)

*

2021-10-29
2022-03-15
山西潞安环保能源开发股份有限公司
Device and method for preparing injection coal by impurity removal and flotation after crushing lean coal and lean coal

Citations (3)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4270926A
(en)

*

1979-06-19
1981-06-02

Atlantic Richfield Company

Process for removal of sulfur and ash from coal

US4270927A
(en)

*

1979-06-19
1981-06-02

Atlantic Richfield Company

Process for removal of sulfur and ash from coal

AU573584B2
(en)

*

1983-12-05
1988-06-16

Mitsui Engineering & Shipbuilding Co., Ltd.

Recovery of fine coal by flotation

Family Cites Families (6)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4018571A
(en)

*

1975-02-20
1977-04-19
Texaco Inc.
Treatment of solid fuels

DE2647554C3
(en)

*

1976-10-21
1980-06-19
Bergwerksverband Gmbh, 4300 Essen

Process for the treatment of coal sludge

US4249910A
(en)

*

1978-09-21
1981-02-10
Atlantic Richfield Company
Process for removing sulfur from coal

US4272250A
(en)

*

1979-06-19
1981-06-09
Atlantic Richfield Company
Process for removal of sulfur and ash from coal

JPS588719B2
(en)

*

1981-04-09
1983-02-17
三井造船株式会社

Method of transporting coal by deashing and granulating it

JPS585394A
(en)

*

1981-07-01
1983-01-12
Sumitomo Heavy Ind Ltd
Submerged granulation of pulverized coal

1984

1984-10-26
JP
JP59223868A
patent/JPS61103992A/en
active
Pending

1985

1985-10-08
AU
AU48388/85A
patent/AU575691B2/en
not_active
Expired

1985-10-09
GB
GB08524850A
patent/GB2166156B/en
not_active
Expired

1985-10-18
CA
CA000493267A
patent/CA1296898C/en
not_active
Expired

1985-10-22
DE
DE3537485A
patent/DE3537485C2/en
not_active
Expired – Fee Related

1985-10-26
CN
CN85107906.7A
patent/CN1019504B/en
not_active
Expired

1986

1986-08-26
US
US06/900,574
patent/US4762526A/en
not_active
Expired – Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4270926A
(en)

*

1979-06-19
1981-06-02
Atlantic Richfield Company
Process for removal of sulfur and ash from coal

US4270927A
(en)

*

1979-06-19
1981-06-02
Atlantic Richfield Company
Process for removal of sulfur and ash from coal

AU573584B2
(en)

*

1983-12-05
1988-06-16
Mitsui Engineering & Shipbuilding Co., Ltd.
Recovery of fine coal by flotation

Also Published As

Publication number
Publication date

GB2166156B
(en)

1988-05-11

CA1296898C
(en)

1992-03-10

US4762526A
(en)

1988-08-09

CN85107906A
(en)

1986-06-10

GB8524850D0
(en)

1985-11-13

CN1019504B
(en)

1992-12-16

AU4838885A
(en)

1986-05-01

GB2166156A
(en)

1986-04-30

DE3537485A1
(en)

1986-05-07

DE3537485C2
(en)

1994-09-22

JPS61103992A
(en)

1986-05-22

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(en)

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