GB1492600A - Process for treating coal to produce a carbon char of low sulphur content - Google Patents
Process for treating coal to produce a carbon char of low sulphur contentInfo
- Publication number
- GB1492600A GB1492600A GB49021/74A GB4902174A GB1492600A GB 1492600 A GB1492600 A GB 1492600A GB 49021/74 A GB49021/74 A GB 49021/74A GB 4902174 A GB4902174 A GB 4902174A GB 1492600 A GB1492600 A GB 1492600A
- Authority
- GB
- United Kingdom
- Prior art keywords
- char
- coal
- produce
- alkali system
- sulphur content
- 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.)
- Expired
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
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/02—Treating solid fuels to improve their combustion by chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Carbon And Carbon Compounds (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42970874A | 1974-01-02 | 1974-01-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1492600A true GB1492600A (en) | 1977-11-23 |
Family
ID=23704379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB49021/74A Expired GB1492600A (en) | 1974-01-02 | 1974-11-12 | Process for treating coal to produce a carbon char of low sulphur content |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5098901A (fr) |
CA (1) | CA1056322A (fr) |
GB (1) | GB1492600A (fr) |
IN (1) | IN142596B (fr) |
PL (1) | PL93927B1 (fr) |
ZA (1) | ZA747581B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2224362A (en) * | 1988-11-01 | 1990-05-02 | Yamatoya Shokai | A process and apparatus for the formation of reversal images |
EP0434302A1 (fr) * | 1989-12-19 | 1991-06-26 | Trw Inc. | Procédé pour l'amélioration de charbon |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1768126A (zh) * | 2003-03-31 | 2006-05-03 | 科学与工业研究委员会 | 从高硫煤中除去有机硫的方法及其设备 |
-
1974
- 1974-11-12 GB GB49021/74A patent/GB1492600A/en not_active Expired
- 1974-11-19 CA CA214,068A patent/CA1056322A/fr not_active Expired
- 1974-11-22 IN IN2607/CAL/74A patent/IN142596B/en unknown
- 1974-11-27 ZA ZA00747581A patent/ZA747581B/xx unknown
- 1974-12-27 JP JP50001042A patent/JPS5098901A/ja active Pending
-
1975
- 1975-01-02 PL PL1975177116A patent/PL93927B1/pl unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2224362A (en) * | 1988-11-01 | 1990-05-02 | Yamatoya Shokai | A process and apparatus for the formation of reversal images |
GB2224362B (en) * | 1988-11-01 | 1993-05-19 | Yamatoya Shokai | A process and apparatus for forming a negative resist pattern with a resist containing a diazoquinone sensitiser |
EP0434302A1 (fr) * | 1989-12-19 | 1991-06-26 | Trw Inc. | Procédé pour l'amélioration de charbon |
Also Published As
Publication number | Publication date |
---|---|
JPS5098901A (fr) | 1975-08-06 |
AU7556374A (en) | 1976-05-20 |
CA1056322A (fr) | 1979-06-12 |
ZA747581B (en) | 1975-12-31 |
PL93927B1 (fr) | 1977-07-30 |
IN142596B (fr) | 1977-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |