Inventor
HANN PAUL D
23 patents
Patents
23 patentsUS4490563ADec 25, 1984
Ether recovery
PHILLIPS PETROLEUM CO28 citations92
US4581474AApr 8, 1986
Hydrocarbon conversion process
PHILLIPS PETROLEUM CO22 citations82
US4429173AJan 31, 1984
Production of high-octane, unleaded motor fuel by alkylation of isobutane with isoamylenes obtained by dehydrogenation of isopentane
PHILLIPS PETROLEUM CO21 citations82
US4404418ASep 13, 1983
HF Alkylation process
PHILLIPS PETROLEUM CO20 citations82
US4777323AOct 11, 1988
Catalytic alkylation process
PHILLIPS PETROLEUM CO13 citations73
US4454369AJun 12, 1984
HF Alkylation process
PHILLIPS PETROLEUM CO13 citations73
US4447401AMay 8, 1984
Carbon black reactor with angled combustion chamber and non-aligned tangential hot gas entries for production of negative tint residual carbon black
PHILLIPS PETROLEUM CO19 citations73
US4249030AFeb 3, 1981
Alkylation process
PHILLIPS PETROLEUM CO11 citations73
US4225740ASep 30, 1980
Alkylation separation process
PHILLIPS PETROLEUM CO17 citations73
US4144281AMar 13, 1979
HF Alkylation process utilizing compressed isoparaffin vapor in indirect heat exchanges
PHILLIPS PETROLEUM CO9 citations73
US4162287AJul 24, 1979
Apparatus for pelleting flocculent particles
PHILLIPS PETROLEUM CO15 citations72
US4166722ASep 4, 1979
Pinned shaft and carbon black pelleter
PHILLIPS PETROLEUM CO9 citations69
US4863697ASep 5, 1989
Catalytic alkylation apparatus
PHILLIPS PETROLEUM CO12 citations66
US4544777AOct 1, 1985
Combination alkylation-etherification process
PHILLIPS PETROLEUM CO15 citations66
US4143086AMar 6, 1979
Fluid catalytic cracking of amorphous polypropylene
PHILLIPS PETROLEUM CO10 citations66
US4320233AMar 16, 1982
Dialkyl ether production
PHILLIPS PETROLEUM CO4 citations62
US4225741ASep 30, 1980
Parallel alkylation reactions utilizing pressured vaporous isoparaffin for indirect heat exchange with fractionators and/or HF strippers
PHILLIPS PETROLEUM CO4 citations62
US4149963AApr 17, 1979
Control of afterburning in catalytic cracking
PHILLIPS PETROLEUM CO2 citations62
US4059649ANov 22, 1977
Cooling of recycle hydrocarbon and/or alkylate product in isoparaffin-olefin alkylation
PHILLIPS PETROLEUM CO6 citations62
US4162286AJul 24, 1979
Wet pelleter having variable annulus between shell and shaft
PHILLIPS PETROLEUM CO3 citations61
US4105707AAug 8, 1978
Combination alkylation-reforming process
PHILLIPS PETROLEUM CO6 citations54
US4520000AMay 28, 1985
Process for production of carbon black
PHILLIPS PETROLEUM CO1 citations51
US4490572ADec 25, 1984
Removal of organic fluorides from HF alkylation products
PHILLIPS PETROLEUM CO0 citations51