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Class Information
Number: 44/604
Name: Fuel and related compositions > With combustion improver > Sulfur bindant
Description: Subject matter in which the additive improves burning by retarding sulfur-containing material form passing off with the combustion gases.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7569199 |
Method to remove sulfur or sulfur-containing species from a source |
Aug. 4, 2009 |
| 7507083 |
Reducing mercury emissions from the burning of coal |
Mar. 24, 2009 |
| 7056359 |
Process for modifying coal so as to reduce sulfur emissions |
Jun. 6, 2006 |
| 6251348 |
Process for increasing the reactivity of sulfur compound scavenging agents |
Jun. 26, 2001 |
| 5888926 |
Process for forming a sorbent-metal complex by employing a sorbent precursor |
Mar. 30, 1999 |
| 5645805 |
Reduction of acid rain and ozone depletion precursors |
Jul. 8, 1997 |
| 5458803 |
Acid emission reduction |
Oct. 17, 1995 |
| 5368617 |
Process for reducing sulfur emissions with calcium-containing sorbents |
Nov. 29, 1994 |
| 4968324 |
Process for producing a solid, finely divided fuel based on coal |
Nov. 6, 1990 |
| 4964881 |
Calcium impregnation of coal enriched in CO.sub.2 using high-pressure techniques |
Oct. 23, 1990 |
| 4913068 |
Method for improving utilization of sulphur-absorbent containing calcium in a power plant and equipment for performing the method |
Apr. 3, 1990 |
| 4886519 |
Method for reducing sox emissions during the combustion of sulfur-containing combustible compositions |
Dec. 12, 1989 |
| 4867755 |
Preparation of composite fuels, with reduced sulfur emission characteristics, from oily and carbonaceous wastes |
Sep. 19, 1989 |
| 4824441 |
Method and composition for decreasing emissions of sulfur oxides and nitrogen oxides |
Apr. 25, 1989 |
| 4661240 |
Low sulfur coke using dispersed calcium |
Apr. 28, 1987 |
| 4602918 |
Stabilizing coal-water mixtures with portland cement |
Jul. 29, 1986 |
| 4598652 |
Coal combustion to produce clean low-sulfur exhaust gas |
Jul. 8, 1986 |
| 4574045 |
Removal of undesirable substances from finely divided particles |
Mar. 4, 1986 |
| 4530701 |
Process of manufacturing a co-fuel additive with combustion-modifying effects |
Jul. 23, 1985 |
| 4522626 |
Process for treating high-sulfur caking coals to inactivate the sulfur and eliminate caking tendencies thereof |
Jun. 11, 1985 |
| 4519807 |
Carbonaceous solid fuel |
May. 28, 1985 |
| 4515601 |
Carbonaceous briquette |
May. 7, 1985 |
| 4503785 |
Method for reduction of sulfur content in exit gases |
Mar. 12, 1985 |
| 4494962 |
Fuel product |
Jan. 22, 1985 |
| 4492588 |
Method for removing sulfur from fossil fuels |
Jan. 8, 1985 |
| 4468231 |
Cation ion exchange of coal |
Aug. 28, 1984 |
| 4461625 |
Methods of cleaning coal |
Jul. 24, 1984 |
| 4460376 |
Method of recovering high-grade fuel from solid mineral-fuel raw material |
Jul. 17, 1984 |
| 4395975 |
Method for desulfurization and oxidation of carbonaceous fuels |
Aug. 2, 1983 |
| 4388877 |
Method and composition for combustion of fossil fuels in fluidized bed |
Jun. 21, 1983 |
| 4387653 |
Limestone-based sorbent agglomerates for removal of sulfur compounds in hot gases and method of making |
Jun. 14, 1983 |
| 4322218 |
SO.sub.2 Capture-coal combustion |
Mar. 30, 1982 |
| 4319885 |
Coal fuel mixture resulting in reduced sulfurous pollutants |
Mar. 16, 1982 |
| 4302207 |
Sulfur getter efficiency |
Nov. 24, 1981 |
| 4280817 |
Solid fuel preparation method |
Jul. 28, 1981 |
| 4274836 |
Method for improving bed firing characteristics and inhibiting coalescence of coal pellets |
Jun. 23, 1981 |
| 4274835 |
Method and composition for modifying burning of sulfur in coals and hydrocarbon fuels |
Jun. 23, 1981 |
| 4259085 |
Pelletized fixed sulfur fuel |
Mar. 31, 1981 |
| 4255155 |
Process for agglomerating coal |
Mar. 10, 1981 |
| 4226601 |
Process for reducing sulfur contaminant emissions from burning coal or lignite that contains sulfur |
Oct. 7, 1980 |
| 4210423 |
Solid fuel use in small furnaces |
Jul. 1, 1980 |
| 4173454 |
Method for removal of sulfur from coal in stoker furnaces |
Nov. 6, 1979 |
| 4152120 |
Coal desulfurization using alkali metal or alkaline earth compounds and electromagnetic irradiation |
May. 1, 1979 |
| 4148613 |
Process for preparing sulfur-containing coal or lignite for combustion |
Apr. 10, 1979 |
| 4102277 |
Incineration of lime-conditioned sewage sludge with high sulfur fuel |
Jul. 25, 1978 |
| 4092125 |
Treating solid fuel |
May. 30, 1978 |
| 3974783 |
Method for improving sewage sludge incineration |
Aug. 17, 1976 |
| 3970434 |
Process for reducing sulfur in coal char |
Jul. 20, 1976 |
| 3948617 |
Method of reducing sulphur dioxide emissions from combustible materials |
Apr. 6, 1976 |
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