JPS57171000A - Device for chemical removal of ash from coal - Google Patents
Device for chemical removal of ash from coalInfo
- Publication number
- JPS57171000A JPS57171000A JP5742781A JP5742781A JPS57171000A JP S57171000 A JPS57171000 A JP S57171000A JP 5742781 A JP5742781 A JP 5742781A JP 5742781 A JP5742781 A JP 5742781A JP S57171000 A JPS57171000 A JP S57171000A
- Authority
- JP
- Japan
- Prior art keywords
- coal
- chemical solution
- ash
- blender
- solution
- 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
Links
- 239000003245 coal Substances 0.000 title abstract 10
- 239000000126 substance Substances 0.000 title abstract 10
- 239000000243 solution Substances 0.000 abstract 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 abstract 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
Landscapes
- Extraction Or Liquid Replacement (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5742781A JPS57171000A (en) | 1981-04-15 | 1981-04-15 | Device for chemical removal of ash from coal |
NZ199964A NZ199964A (en) | 1981-03-13 | 1982-03-09 | A process for chemically removing ash from coal |
US06/356,337 US4424062A (en) | 1981-03-13 | 1982-03-09 | Process and apparatus 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 |
---|---|---|---|
JP5742781A JPS57171000A (en) | 1981-04-15 | 1981-04-15 | Device for chemical removal of ash from coal |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57171000A true JPS57171000A (en) | 1982-10-21 |
JPS6259759B2 JPS6259759B2 (enrdf_load_stackoverflow) | 1987-12-12 |
Family
ID=13055350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5742781A Granted JPS57171000A (en) | 1981-03-13 | 1981-04-15 | Device for chemical removal of ash from coal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57171000A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0587262U (ja) * | 1991-04-15 | 1993-11-26 | 川崎重工業株式会社 | 小型滑走艇の燃料供給装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50151201A (enrdf_load_stackoverflow) * | 1974-05-23 | 1975-12-04 | ||
JPS52138088A (en) * | 1976-03-19 | 1977-11-17 | Still Carl Friedrich | Method of removing ash content from high ash content coal |
-
1981
- 1981-04-15 JP JP5742781A patent/JPS57171000A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50151201A (enrdf_load_stackoverflow) * | 1974-05-23 | 1975-12-04 | ||
JPS52138088A (en) * | 1976-03-19 | 1977-11-17 | Still Carl Friedrich | Method of removing ash content from high ash content coal |
Also Published As
Publication number | Publication date |
---|---|
JPS6259759B2 (enrdf_load_stackoverflow) | 1987-12-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO843467L (no) | Fremgangsmaate for separering av organiske bestanddeler fra en stoffblanding | |
CA2059879A1 (en) | Waste treatment process | |
JPS57171000A (en) | Device for chemical removal of ash from coal | |
JPS57130599A (en) | Dehydration of sludge | |
JPS57170999A (en) | Device for chemical removal of ash from coal | |
JPS534354A (en) | Process for removing micro-heavy metals in waste of refuse incinerator | |
JPS5696713A (en) | Separation and removal of ash included in active carbon | |
JPS57162791A (en) | Chemical deashing method of coal | |
JPS5228179A (en) | Grinding, cleansing ' desiccating process ' apparatus for solid wastes | |
JPS531696A (en) | Recovery of nitric acid | |
JPS57205492A (en) | Preparation of solid fuel by utilizing industrial waste | |
JPS5228165A (en) | Disposal process of waste water comprising fluorine | |
JPS5319974A (en) | Evaporation concentration apparatus | |
JPS51113369A (en) | Preliminary sorting method for city reffuse | |
JPS5545380A (en) | Preparation of additive for fish farming feed | |
JPS57151698A (en) | Chemical deashing of coal | |
RU95115249A (ru) | Способ извлечения ванадия | |
JPS5719019A (en) | Treatment of flyash in waste gas from coal-firing combustion apparatus | |
JPS5273555A (en) | Separating method | |
JPS5223859A (en) | Disposal process of waste water containing fluorine salts with carbona te being solved | |
JPS5414366A (en) | Recovering method for pure water | |
JPS5319993A (en) | Production of phosphoric acid of low fluorine content | |
JPS5358483A (en) | Method and apparatus for reutilization of drain | |
JPS5228164A (en) | Disposal process waste water comprising fluorine | |
JPS5534685A (en) | Recovering method for luppe from waste slag |