Shell Oil Comapny

Shell Internationale Research Maatschappij, B.v.

Michael Clifford Macknay

Timothy Michael Shea

Trevor James Davies

Hanane Belmokaddem Bennis

Jörg Landschof

Jorg Landschof

High octane unleaded aviation fuel compositions having high aromatics content and CHN content of at least 98 wt %, less than 2 wt % of oxygen content, an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa is provided.

High octane unleaded aviation gasoline

High octane unleaded aviation fuel compositions having high aromatics content and a CHN content of at least 98 wt %, less than 2 wt % of oxygen content, an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa, freezing point is less than &#x2212;58&#xb0; C. is provided.

High octane unleaded aviation gasoline having low aromatics content and a T10 of at most 75&#xb0; C., T40 of at least 75&#xb0; C., a T50 of at most 105&#xb0; C., a T90 of at most 135&#xb0; C., a final boiling point of less than 190&#xb0; C., an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa and a freezing point of less than &#x2212;58&#xb0; C. is provided.

High octane unleaded aviation gasoline having low aromatics content and a T10 of at most 75&#xb0; C., T40 of at least 75&#xb0; C., a T50 of at most 105&#xb0; C., a T90 of at most 135&#xb0; C., a final boiling point of less than 210&#xb0; C., an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa and a freezing point of less than &#x2212;58&#xb0; C. is provided.

High octane unleaded aviation fuel composition having high aromatics content and CHN content of at least 97.8 wt %, less than 2.2 wt % of oxygen content, a T10 of at most 75&#xb0; C., T40 of at least 75&#xb0; C., a T50 of at most 105&#xb0; C., a T90 of at most 135&#xb0; C., a final boiling point of less than 190&#xb0; C., an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa is provided.

High octane unleaded aviation fuel compositions having a CHN content of at least 97.2 wt %, less than 2.8 wt % of oxygen content, a T10 of at most 75&#xb0; C., T40 of at least 75&#xb0; C., a T50 of at most 105&#xb0; C., a T90 of at most 135&#xb0; C., a final boiling point of less than 210&#xb0; C., an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa is provided.

An unleaded fuel composition comprising: a combination of alkylated benzenes comprising alkyl groups having from 1 to 4 carbon atoms; 5 vol. % or more of one or more aromatic amines; and, an isoparaffin composition selected from the group consisting of alkylate, a combination of isoparaffins having a total number of carbon atoms of 11 or less, and combinations thereof.

Unleaded fuel compositions

High octane unleaded aviation fuel compositions having high aromatics content and a CHN content of at least 97.2 wt %, less than 2.8 wt % of oxygen content, a T10 of at most 75&#xb0; C., T40 of at least 75&#xb0; C., a T50 of at most 105&#xb0; C., a T90 of at most 135&#xb0; C., a final boiling point of less than 190&#xb0; C., an adjusted heat of combustion of at least 43.5 MJ/kg, a vapor pressure in the range of 38 to 49 kPa, freezing point is less than &#x2212;58&#xb0; C. is provided.

Growing community of inventors

Chester, United Kingdom

Michael Clifford Macknay