FR2261407A1 - - Google Patents
Info
- Publication number
- FR2261407A1 FR2261407A1 FR7417925A FR7417925A FR2261407A1 FR 2261407 A1 FR2261407 A1 FR 2261407A1 FR 7417925 A FR7417925 A FR 7417925A FR 7417925 A FR7417925 A FR 7417925A FR 2261407 A1 FR2261407 A1 FR 2261407A1
- Authority
- FR
- France
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/28—Dissolving minerals other than hydrocarbons, e.g. by an alkaline or acid leaching agent
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/29—Obtaining a slurry of minerals, e.g. by using nozzles
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
- E21B43/35—Arrangements for separating materials produced by the well specially adapted for separating solids
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US442559A US3870237A (en) | 1974-02-14 | 1974-02-14 | Chemical comminution of coal and removal of ash including sulfur in inorganic form therefrom |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2261407A1 true FR2261407A1 (fr) | 1975-09-12 |
Family
ID=23757268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7417925A Pending FR2261407A1 (fr) | 1974-02-14 | 1974-05-22 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3870237A (fr) |
CA (1) | CA996860A (fr) |
DE (1) | DE2427566A1 (fr) |
FR (1) | FR2261407A1 (fr) |
GB (1) | GB1428629A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2495179A1 (fr) * | 1980-12-01 | 1982-06-04 | Ledent Pierre | Procede d'exploitation du charbon par gazeification souterraine, en vue de la production d'un gaz a haute teneur en hydrogene |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4254191A (en) * | 1977-01-24 | 1981-03-03 | Polaroid Corporation | Method for manufacturing battery vents and vented batteries |
US4169710A (en) * | 1978-03-29 | 1979-10-02 | Chevron Research Company | Process for comminuting and reducing the sulfur and ash content of coal |
JPS5575492A (en) * | 1978-11-30 | 1980-06-06 | Minoru Matsuda | Rendering coal noncaking condition |
US4522265A (en) * | 1980-02-25 | 1985-06-11 | University Of Southern California | Method for fracturing of oil shale |
US4400034A (en) * | 1981-02-09 | 1983-08-23 | Mobil Oil Corporation | Coal comminution and recovery process using gas drying |
US4695290A (en) * | 1983-07-26 | 1987-09-22 | Integrated Carbons Corporation | Integrated coal cleaning process with mixed acid regeneration |
US4546925A (en) * | 1983-09-09 | 1985-10-15 | General Electric Company | Supermicronized process for coal comminution |
US4753033A (en) * | 1985-03-24 | 1988-06-28 | Williams Technologies, Inc. | Process for producing a clean hydrocarbon fuel from high calcium coal |
US4787918A (en) * | 1986-10-31 | 1988-11-29 | The Babcock & Wilcox Company | Process for producing deep cleaned coal |
US5701963A (en) * | 1996-01-31 | 1997-12-30 | The United States Of America As Represented By The United States Department Of Energy | Continuous injection of an inert gas through a drill rig for drilling into potentially hazardous areas |
EA020262B1 (ru) * | 2008-07-16 | 2014-09-30 | Брюс Л. Брусо | Способ и устройство для переработки угля |
CN102606095A (zh) * | 2012-03-27 | 2012-07-25 | 昆山中慈工控科技开发有限公司 | 减载启动的自循环采气排灰自适应控制系统 |
CN114151085B (zh) * | 2021-12-09 | 2023-09-22 | 山东鲁创能源科技有限公司 | 一种煤矿“三下”压煤充填开采系统及方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3815826A (en) * | 1972-02-18 | 1974-06-11 | Univ Syracuse Res Corp | Chemical comminution and mining of coal |
-
1974
- 1974-02-14 US US442559A patent/US3870237A/en not_active Expired - Lifetime
- 1974-05-20 GB GB2249674A patent/GB1428629A/en not_active Expired
- 1974-05-22 CA CA200,591A patent/CA996860A/en not_active Expired
- 1974-05-22 FR FR7417925A patent/FR2261407A1/fr active Pending
- 1974-06-07 DE DE19742427566 patent/DE2427566A1/de not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2495179A1 (fr) * | 1980-12-01 | 1982-06-04 | Ledent Pierre | Procede d'exploitation du charbon par gazeification souterraine, en vue de la production d'un gaz a haute teneur en hydrogene |
Also Published As
Publication number | Publication date |
---|---|
DE2427566A1 (de) | 1975-08-21 |
GB1428629A (en) | 1976-03-17 |
US3870237A (en) | 1975-03-11 |
CA996860A (en) | 1976-09-14 |