NZ620692A - A system and a process to produce low ash clean coal from high ash coal - Google Patents

A system and a process to produce low ash clean coal from high ash coal

Info

Publication number
NZ620692A
NZ620692A NZ620692A NZ62069211A NZ620692A NZ 620692 A NZ620692 A NZ 620692A NZ 620692 A NZ620692 A NZ 620692A NZ 62069211 A NZ62069211 A NZ 62069211A NZ 620692 A NZ620692 A NZ 620692A
Authority
NZ
New Zealand
Prior art keywords
coal
storage tank
slurry
thermic fluid
water
Prior art date
Application number
NZ620692A
Other languages
English (en)
Inventor
Kr Chandaliya Vimal
Pani Biswas Pinak
Banerjee Pk
Original Assignee
Tata Steel Ltd
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.)
Filing date
Publication date
Application filed by Tata Steel Ltd filed Critical Tata Steel Ltd
Publication of NZ620692A publication Critical patent/NZ620692A/en

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, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
    • 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, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
    • C10L1/326—Coal-water suspensions
    • 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, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
NZ620692A 2011-07-05 2011-09-01 A system and a process to produce low ash clean coal from high ash coal NZ620692A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN901KO2011 2011-07-05
PCT/IN2011/000593 WO2013005222A2 (en) 2011-07-05 2011-09-01 A system and a process to produce low ash clean coal from high ash coal

Publications (1)

Publication Number Publication Date
NZ620692A true NZ620692A (en) 2015-09-25

Family

ID=54192851

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ620692A NZ620692A (en) 2011-07-05 2011-09-01 A system and a process to produce low ash clean coal from high ash coal

Country Status (6)

Country Link
US (1) US20140245659A1 (zh)
JP (1) JP5840292B2 (zh)
CN (1) CN103797099B (zh)
AU (1) AU2011372675B2 (zh)
NZ (1) NZ620692A (zh)
WO (1) WO2013005222A2 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111040819B (zh) * 2018-10-12 2021-08-20 国家能源投资集团有限责任公司 一种固态碳质材料的除灰方法
CN111068899A (zh) * 2019-12-17 2020-04-28 兖矿水煤浆气化及煤化工国家工程研究中心有限公司 一种化学洗选洁净湿煤粉的系统及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325707A (en) * 1980-05-12 1982-04-20 California Institute Of Technology Coal desulfurization by aqueous chlorination
US5380342A (en) * 1990-11-01 1995-01-10 Pennsylvania Electric Company Method for continuously co-firing pulverized coal and a coal-water slurry
CN101070495B (zh) * 2007-04-30 2011-03-30 中国矿业大学 基于萃取与反萃取的温和化煤族组分分离方法
CN101177640B (zh) * 2007-11-30 2010-05-19 华南理工大学 一种稳定无灰纳米煤浆的制备方法
CN101235328B (zh) * 2008-01-01 2011-03-09 中国矿业大学 一种煤全组分族分离的温和化工艺
CN101861211B (zh) * 2008-08-19 2014-04-09 塔塔钢铁有限公司 用于通过浮选生产低灰分含量精煤的混合起泡剂
CN101855327B (zh) * 2008-09-12 2013-09-25 塔塔钢铁有限公司 用于煤的有机精制的技术经济性方法的开发

Also Published As

Publication number Publication date
WO2013005222A2 (en) 2013-01-10
JP5840292B2 (ja) 2016-01-06
US20140245659A1 (en) 2014-09-04
AU2011372675A1 (en) 2014-02-27
AU2011372675B2 (en) 2017-05-25
CN103797099B (zh) 2016-01-13
JP2014522890A (ja) 2014-09-08
CN103797099A (zh) 2014-05-14
WO2013005222A3 (en) 2013-02-28

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Legal Events

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PSEA Patent sealed
RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 3 YEARS UNTIL 01 SEP 2018 BY DAVIES COLLISON CAVE

Effective date: 20160106

LAPS Patent lapsed