JPS57151698A - Chemical deashing of coal - Google Patents

Chemical deashing of coal

Info

Publication number
JPS57151698A
JPS57151698A JP3711781A JP3711781A JPS57151698A JP S57151698 A JPS57151698 A JP S57151698A JP 3711781 A JP3711781 A JP 3711781A JP 3711781 A JP3711781 A JP 3711781A JP S57151698 A JPS57151698 A JP S57151698A
Authority
JP
Japan
Prior art keywords
coal
ashes
aqueous solution
hydrochloric acid
powder
Prior art date
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
JP3711781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS631999B2 (enrdf_load_stackoverflow
Inventor
Yasuyoshi Kamino
Shigenori Onizuka
Takanobu Watanabe
Katsumasa Yano
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.)
Kanadevia Corp
Original Assignee
Hitachi Zosen Corp
Hitachi Shipbuilding and Engineering Co 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 Hitachi Zosen Corp, Hitachi Shipbuilding and Engineering Co Ltd filed Critical Hitachi Zosen Corp
Priority to JP3711781A priority Critical patent/JPS57151698A/ja
Priority to US06/356,337 priority patent/US4424062A/en
Priority to NZ199964A priority patent/NZ199964A/xx
Priority to GB8206972A priority patent/GB2094830B/en
Priority to DE3208704A priority patent/DE3208704C2/de
Priority to AU81348/82A priority patent/AU532092B2/en
Priority to CA000398285A priority patent/CA1169800A/en
Priority to BR8201410A priority patent/BR8201410A/pt
Publication of JPS57151698A publication Critical patent/JPS57151698A/ja
Publication of JPS631999B2 publication Critical patent/JPS631999B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Extraction Or Liquid Replacement (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
JP3711781A 1981-03-13 1981-03-13 Chemical deashing of coal Granted JPS57151698A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP3711781A JPS57151698A (en) 1981-03-13 1981-03-13 Chemical deashing of coal
US06/356,337 US4424062A (en) 1981-03-13 1982-03-09 Process and apparatus for chemically removing ash from coal
NZ199964A NZ199964A (en) 1981-03-13 1982-03-09 A process for chemically removing ash from coal
GB8206972A GB2094830B (en) 1981-03-13 1982-03-10 Process and apparatus for chemically removing ash from coal with acid and nh4f
DE3208704A DE3208704C2 (de) 1981-03-13 1982-03-11 Verfahren zur chemischen Entfernung der Asche aus Kohle sowie Vorrichtungen zur Durchführung dieses Verfahrens
AU81348/82A AU532092B2 (en) 1981-03-13 1982-03-12 Deashing coal with acid ammonium chloride
CA000398285A CA1169800A (en) 1981-03-13 1982-03-12 Process and apparatus for chemically removing ash from coal
BR8201410A BR8201410A (pt) 1981-03-13 1982-03-15 Processo e aparelho para remover cinzas do carvao por meio quimico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3711781A JPS57151698A (en) 1981-03-13 1981-03-13 Chemical deashing of coal

Publications (2)

Publication Number Publication Date
JPS57151698A true JPS57151698A (en) 1982-09-18
JPS631999B2 JPS631999B2 (enrdf_load_stackoverflow) 1988-01-14

Family

ID=12488649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3711781A Granted JPS57151698A (en) 1981-03-13 1981-03-13 Chemical deashing of coal

Country Status (1)

Country Link
JP (1) JPS57151698A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6026093A (ja) * 1983-07-22 1985-02-08 Hitachi Zosen Corp 脱灰炭の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151201A (enrdf_load_stackoverflow) * 1974-05-23 1975-12-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151201A (enrdf_load_stackoverflow) * 1974-05-23 1975-12-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6026093A (ja) * 1983-07-22 1985-02-08 Hitachi Zosen Corp 脱灰炭の製造方法

Also Published As

Publication number Publication date
JPS631999B2 (enrdf_load_stackoverflow) 1988-01-14

Similar Documents

Publication Publication Date Title
JPS57151698A (en) Chemical deashing of coal
ES8604661A1 (es) Metodo para solidificar y separar elementos constitutivos de soluciones de acido fosforico conteniendo uranio y metales disueltos
GR930300073T1 (enrdf_load_stackoverflow)
JPS57162791A (en) Chemical deashing method of coal
JPS57197082A (en) Method for removal of fluorine ion
JPS571423A (en) Treating method for waste gas containing hydrogen chloride and sulfur oxide
JPS5622630A (en) Recovering method for fluorine from fluorine-containing aqueous solution of aluminum nitrate
JPS57129815A (en) Purifying method for activated carbon
JPS54128975A (en) Removing method for nitrogen oxides
JPS56115618A (en) Malodorous gas cleaning method
JPS54152397A (en) Recovering method of principal component contained in dampproofed fire extinguisher powder
JPS5381477A (en) Removing method for heavy metal contained in solution used in treatment of exhaust gas
JPS5249203A (en) Treating agent for waste oil
JPS5222588A (en) Production process of filter medium for collecting heavy metals
JPS57171000A (en) Device for chemical removal of ash from coal
JPS55145532A (en) Treatment of used catalyst
JPS574215A (en) Purifying method for waste combustion gas
JPS57132521A (en) Filtration and recovery system for insulating oil
JPS5460286A (en) Adsorbent for basic gas
JPS56147680A (en) Treatment of waste water
JPS52121962A (en) Method for treating waste water containing slurry paint
JPS5367681A (en) Regenerating method for granular activated carbon
JPS5326273A (en) Treating method for waste solution
JPS5433874A (en) Process for purifying waste gas
JPS56155620A (en) Removal of hydrogen chloride in exhaust gas