TY

Tsoung Y. Yan

EX ExxonMobil: 11 patents #1 of 490Top 1%
📍 Philadelphia, PA: #1 of 104 inventorsTop 1%
🗺 Pennsylvania: #4 of 2,652 inventorsTop 1%
Overall (1982): #98 of 81,411Top 1%
11
Patents 1982

Issued Patents 1982

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
4363717 Conversion of heavy hydrocarbon oils Bruce P. Pelrine, Nai Y. Chen 1982-12-14
4358554 Process for repairing asphalt pavement Costandi A. Audeh 1982-11-09
4354928 Supercritical selective extraction of hydrocarbons from asphaltic petroleum oils Costandi A. Audeh 1982-10-19
4351566 Method and apparatus for mixing gaseous oxidant and lixiviant in an in situ leach operation Wilton F. Espenscheid 1982-09-28
4350391 In situ leaching process 1982-09-21
4346936 Treatment of subterranean uranium-bearing formations 1982-08-31
4340252 Process for the in-situ leaching of uranium Wilton F. Espenscheid 1982-07-20
4337979 Process for the in-situ leaching of uranium 1982-07-06
4334976 Upgrading of residual oil 1982-06-15
4317711 Coprocessing of residual oil and coal 1982-03-02
4312838 Ion exchange resins of high loading capacity, high chloride tolerance and rapid elution for uranium recovery 1982-01-26