Mineral oils: processes and products – Products and compositions – Fuels
Reexamination Certificate
2004-09-16
2010-02-23
Griffin, Walter D (Department: 1797)
Mineral oils: processes and products
Products and compositions
Fuels
C585S001000, C585S014000, C585S302000, C208S093000, C208S312000, C044S300000
Reexamination Certificate
active
07666294
ABSTRACT:
A fuel composition useful for operating a jet engine or a diesel engine containing a petroleum derived kerosene fuel and a Fischer-Tropsch derived kerosene fuel is provided. The Fischer-Tropsch derived kerosene fuel contains normal and iso-paraffins in a weight ratio of greater than 1:1 and/or the freeze point of the composition is lower than the freeze points of both of the petroleum derived kerosene fuel and the Fischer-Tropsch derived kerosene fuel.
REFERENCES:
patent: 4125566 (1978-11-01), Trin Dinh et al.
patent: 4478955 (1984-10-01), Pesa et al.
patent: 6180842 (2001-01-01), Berlowitz et al.
patent: 6846402 (2005-01-01), Hemighaus et al.
patent: 6860909 (2005-03-01), Berlowitz et al.
patent: 2001/0015180 (2001-08-01), Tinney
patent: 2003/0019788 (2003-01-01), Benazzi et al.
patent: 2003/0098261 (2003-05-01), Bacha et al.
patent: 147873 (1985-07-01), None
patent: 583836 (1994-02-01), None
patent: 2077289 (1980-06-01), None
patent: 00/20535 (2000-04-01), None
patent: 00/60029 (2000-10-01), None
patent: 03/022960 (2003-03-01), None
patent: WO 2004/104142 (2004-12-01), None
Cookson D J et al:“Observed and predicted properties of Jet and Diesel Fules formulated from Coal Liquefaction and Fischer-Tropsch Feedstocks” Energy and Fuels, Washington D.C. US. vol. 6 No. 5 Sep. 1992 pp. 581-585, XP001096350 p. 582; tables I-V.
“The Shell Middle Distillate Synthesis Process”, paper delivered at the 5thSynfuels Worldwide Symposium, Washington, DC, Nov. 1985.
Ministry of Defence Defence standard 91-91 Issue 4 Publication Date Jun. 14, 2002. Turbine Fuel, Aviation Kerosine Type, Jet A-1 NATO Code: F-35 Joint Service designation: AVTUR.
Bauldreay Joanna Margaret
Heins Richard John
Smith Johanne
Griffin Walter D
Shell Oil Company
Young Natasha
LandOfFree
Depressed freeze point kerosene fuel compositions and... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Depressed freeze point kerosene fuel compositions and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Depressed freeze point kerosene fuel compositions and... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4191084