Additive for reducing particulate in emissions deriving from the combustion of diesel oil or fuel oil having a metallic oxidation catalyst, at least one organic nitrate, and a dispersing agent
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C10L-001/14
C10L-001/10
C10L-001/22
C10L-001/24
C10L-001/30
출원번호
UP-0343532
(2001-08-01)
등록번호
US-7524338
(2009-07-01)
우선권정보
IT-M12000A1815(2000-08-03)
국제출원번호
PCT/EP01/008871
(2001-08-01)
§371/§102 date
20030522
(20030522)
국제공개번호
WO02/012417
(2002-02-14)
발명자
/ 주소
Pedrazzini, Cesare
대리인 / 주소
Simpson & Simpson, PLLC
인용정보
피인용 횟수 :
2인용 특허 :
6
초록▼
An additive composition for fuels such as diesel oil and fuel oil, used respectively for diesel engines and boilers of various types, containing a metal oxidation catalyst, in which the metal is iron, cerium, calcium, or their binary or ternary mixtures, an organic nitrate and a dispersing agent. Th
An additive composition for fuels such as diesel oil and fuel oil, used respectively for diesel engines and boilers of various types, containing a metal oxidation catalyst, in which the metal is iron, cerium, calcium, or their binary or ternary mixtures, an organic nitrate and a dispersing agent. The additive composition is able to reduce the formation of particulate emitted by diesel engines and boilers.
대표청구항▼
The invention claimed is: 1. An additive for diesel oil and fuel oil, consisting essentially of: A) a metallic oxidation catalyst consisting of a ternary mixture of iron, cerium, and calcium each in the form of at least one salt, B) at least one organic nitrate, and C) a dispersing agent wherein sa
The invention claimed is: 1. An additive for diesel oil and fuel oil, consisting essentially of: A) a metallic oxidation catalyst consisting of a ternary mixture of iron, cerium, and calcium each in the form of at least one salt, B) at least one organic nitrate, and C) a dispersing agent wherein said additive reduces emissions of particulates, CO, and NOx, wherein the quantity of the oxidation catalyst A) is between 2 and 30% in weight of active substance with respect to the total weight of the additive, the quantity of organic nitrate B) is between 50 and 70% in weight of active substance with respect to the total weight of the additive, and the quantity of the dispersing agent C) is between 5 and 15% in weight of active substance, with respect to the total weight of the additive. 2. The additive according to claim 1, in which said ternary mixture is present in the oxidation catalyst A) in the form of salts with acids chosen from the group consisting of: (I) R-COOH in which R is chosen from the group consisting of an aliphatic radical C7-C17, and an alicyclic radical C5-C12; and, II a compound of the formula: in which R' is H or an aliphatic radical C1-C12 and n is 1 to 5. 3. The additive according to claim 2, wherein the oxidation catalyst consists of a ternary mixture Fe--Ce--Ca in the form of salts of aliphatic acids C8 for Ce, C18 for Fe, and dodecyl benzenesulphonic acid for Ca. 4. The additive according to claim 1 wherein the oxidation catalyst consists of a ternary mixture Fe--Ce--Ca in the form of salts of aliphatic acids C8 for Ce, C18 for Fe, and dodecyl benzenesulphonic acid for Ca. 5. The additive according to claim 1, wherein said oxidation catalyst A) consists of a ternary mixture containing 5% Ce, 7% Fe, and 2.5% Ca with respect to the total weight of the catalyst. 6. The additive according to claim 1, wherein said oxidation catalyst A) consists of a ternary mixture containing 6% Ce, 6% Fe, and 3% Ca with respect to the total weight of the catalyst. 7. The additive according to claim 1, wherein the organic nitrate B) is chosen from the group consisting of amyl nitrate, i-amyl nitrate, i-octyl nitrate and their binary or ternary mixtures. 8. The additive according to claim 7, wherein the organic nitrate B) is i-octyl nitrate. 9. The additive according to claim 1, wherein the dispersing agent C) is chosen from the group consisting of alkylamines, alkylamides, alkylaryl amines and alkylaryl amides. 10. The additive according to claim 9, wherein the dispersing agent C) is chosen from the group consisting of alkylamines and alkylamides with aliphatic chains C10-C24. 11. The additive according to claim 1, wherein the quantity of the oxidation catalyst A) is 15% in weight of active substance with respect to the total weight of the additive, the quantity of organic nitrate B) is 65% in weight of active substance with respect to the total weight of the additive and the quantity of the dispersing agent C) is 10% in weight of active substance, with respect to the total weight of the additive. 12. The additive according to claim 1, wherein the quantity of the oxidation catalyst A) is 10% in weight of active substance with respect to the total weight of the additive, the quantity of organic nitrate B) is 60% in weight of active substance with respect to the total weight of the additive and the quantity of the dispersing agent C) is 15% in weight of active substance, with respect to the total weight of the additive. 13. A method for increasing the combustion efficiency of diesel oil and fuel oil in order to drastically reduce the particulate emission comprising: adding an additive to a fuel selected from the group consisting of diesel oil and fuel oil, wherein the quantity of additive is between 1 and 10 g/l of fuel and wherein said additive consists essentially of A) a metallic oxidation catalyst consisting of a ternary mixture of iron, cerium, and calcium, each in the form of at least one salt, B) at least one organic nitrate, and C) a dispersing agent, wherein the quantity of the oxidation catalyst A) is between 2 and 30% in weight of active substance with respect to the total weight of the additive, the Quantity of organic nitrate B) is between 50 and 70% in weight of active substance with respect to the total weight of the additive, and the quantity of the dispersing agent C) is between 5 and 15% in weight of active substance, with respect to the total weight of the additive. 14. The method according to claim 13 wherein the quantity of said additive is 3.5 g/l. 15. A process for preparing a diesel fuel for diesel engines comprising: adding an additive to the diesel fuel, wherein said additive consists essentially of A) a metallic oxidation catalyst consisting of a ternary mixture of iron, cerium, and calcium, each in the form of at least one salt, B) at least one organic nitrate, and C) a dispersing agent, wherein the quantity of the oxidation catalyst A) is between 2 and 30% in weight of active substance with respect to the total weight of the additive, the quantity of organic nitrate B) is between 50 and 70% in weight of active substance with respect to the total weight of the additive, and the quantity of the dispersing agent C) is between 5 and 15% in weight of active substance, with respect to the total weight of the additive.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (6)
Boffa Alexander Bowman ; Bidwell Thomas Richard, Crankcase lubricant compositions and method of improving engine deposit performance.
Brisset Guy (Vernon FRX) Mas Michel (Magnanville FRX) Muller Alain (Francheville Le Bas FRX) Peyrot Jean (Le Havre FRX), Mixed organometallic compositions comprising elements from the lanthanide group and manganese or elements from the iron.
Reynolds Thomas (Handeloh DEX) Meurer Jan-Dirk (Rosengarten DEX), Process for the selective noncatalytic reduction of the emission of pollutants from oil-fired boiler plants.
Tarabulski Theodore J. ; Peter-Hoblyn Jeremy D.,GBX ; Valentine James M., Reducing NO.sub.x emissions from an engine by selective catalytic reduction utilizing solid reagents.
Peter-Hoblyn Jeremy D.,GBX ; Balles Eric N. ; Tarabulski Theodore J. ; Hofmann John E. ; Valentine James M., Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.