Lead-free gasoline composition and method for production thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Mar 29, 2007
app pub date -
Oct 29, 2004
filing date -
Nov 7, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Method of producing lead-free gasoline composition having a sulfur content of 1 ppm or less and an octane number of 89.0 or more, includes: subjecting a cracked naphtha fraction exhibiting a temperature for 5 vol % distillation of 25.degree. C. or higher and for 95 vol % distillation of 210.degree. C. or lower, an olefin content of 5 mass % or more and a diene number of 0.3 g/100 g or less to a desulfurization treatment, and mixing the resultant desulfurized cracked naphtha fraction with another gasoline base material; and a lead-free gasoline composition having an octane number of 89.0 or more, a temperature for 50 vol % distillation of 105.degree. C. or lower, has an olefin content of 10 vol % or more and a total sulfur content of 1 ppm or less, and a percentage of a thiophene type sulfur compound in the total sulfur content of 50% or more.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
JAPAN ENERGY CORPORATION | 10-1 TORANOMON 2-CHOME MINATO-KU TOKYO 105 |
International Classification(s)

- 2004 Application Filing Year
- C10L Class
- 180 Applications Filed
- 86 Patents Issued To-Date
- 47.78 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Araki, Yasuhiro | Saitama, JP | 32 | 234 |
# of filed Patents : 32 Total Citations : 234 | |||
Ishida, Katsuaki | Saitama, JP | 17 | 232 |
# of filed Patents : 17 Total Citations : 232 |
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Patent Citation Ranking
- 1 Citation Count
- C10L Class
- 5.98 % this patent is cited more than
- 18 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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