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Fuel Sample - SAN ANTONIO TX- Petroleum Administration for Defense District (PADD) 3

IP.com Disclosure Number: IPCOM000187307D
Publication Date: 2009-Sep-02

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The IP.com Prior Art Database

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IPCOM000186443D: IP.COM [+2]

Abstract

API conducted a program to collect detailed chemical composition data from a broad range of commercial gasoline samples with objective of using this information as “prior arts” to maximize freedom of operations on a broad spectrum of fuel compositions.

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Fuel Sample - SAN ANTONIO, TX - Petroleum Administration for Defense District (PADD) 3

The f ollowing pages contain inf ormation on the chemical composition and property characteristics of a commercial

gasoline f uel sample collected in a specif ied geographic area denoted by city , state and "PADD" number. PADD is

an acrony m meaning "Petroleum Administration f or Def ense Districts" and is commonly used by agencies such

as the US Energy Inf ormation Administration f or classif y ing petroleum product supply and consumption patterns.

See f igure at right

For additional details on the study that created this report, please consult "Hy drocarbon Composition and Fuel

Properties of Commercial Gasolines" IPCOM000186443

located at http://priorartdatabase.com/IPCOM/000186443 .

Also, f or a summary statistical analy sis of the property v alues f or all of the commercial gasoline f uel samples

reported in the abov e-ref erenced study , please consult the spreadsheet entitled "Hy drocarbon Composition and

Fuel Properties of Commercial Gasolines - Data Summaries" IPCOM000186444D

located at http://priorartdatabase.com/IPCOM/000186444 .

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SwRI Sample Identif ication 830

PADD 3

Sample Ty pe PU

Emissions Ty pe CONV

Season Summer

Date Sampled 7/13/2008 8:25:00 AM

Surv ey Area SAN ANTONIO, TX

RVP, D 5191, psi 7.31

ETOH, Wt, D 5599 (D 4815 f or Calif ornia Samples) 0

EtOH, Vol, D 5599 (D 4815 f or Calif ornia Samples) 0

Corrected Aromatics, D 1319, % 23.8

Corrected Olef ins, D 1319, % 3.3

Sulf ur, D 5453, ppm

Sulf ur, D 2622, ppm 23.6

Sulf ur (D5453 or D2622), ppm 23.6

Ev ap_10, D 86, Deg F 146

Ev ap_50, D 86, Deg F 229

Ev ap_90, D 86, Deg F 316

RON, D 2699 97.2

MON, D 2700 89.1

Component Carbon # Type M.W . Avg R.T. Cas No wt % Identified vol % Identified mole % Identified

    Propane 3 P 44.097 7.37 74-98-6 0.001 0.001 0.002 i-Butane 4 I 58.124 8.61 75-28-5 0.401 0.527 0.693 isobutene 4 I 58.124 9.36 115-11-7 0.007 0.009 0.012 Butene-1 4 O 56.108 9.4 106-98-9 0.007 0.009 0.013 n-Butane 4 P 58.124 9.72 106-97-8 3.024 3.825 5.227 t-Butene-2 4 O 56.108 10.17 624-64-6 0.031 0.037 0.056 2,2-Dimethy lpropane 4 I 72.151 10.29 463-82-1 0.016 0.019 0.022 c-Butene-2 4 O 56.108 10.85 590-18-1 0.034 0.040 0.061 3-Methy lbutene-1 5 O 70.135 12.93 563-45-1 0.034 0.040 0.049

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Component Carbon # Type M.W . Avg R.T. Cas No wt % Identified vol % Identified mole % Identified

     i-Pentane 5 I 72.151 14.38 78-78-4 7.326 8.656 10.202 Pentene-1 5 O 70.135 15.9 109-67-1 0.123 0.140 0.176 2-Methy lbutene-1 5 I 70.135 16.7 563-46-2 0.234 0.263 0.335 n-Pentane 5 P 72.151 17.2 109-66-0 1.991 2.328 2.773 2-Methy l-1,3-Butadiene 5 O 68.119 17.68 78-79-5 0.006 0.007 0.009 t-Pentene-2 5 O 70.135 18.25 646-04-8 0.285 0.322 0.408 c-Pentene-2 5 O 70.135 19.23 627-20-3 0.155 0.173 0.222 2-Methy lbutene-2 5 O 70.135 19.87 513-35-9 0.461 0.510 0.660 2,2-Dimethy lbutane 6 I 86.178 21.91 75-83-2 0.090 0.102 0.105

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