Inventor

ELLIS EDWARD S

US44 patents

⚠️ This page may combine multiple inventors who share the name “ELLIS EDWARD S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ELLIS EDWARD S

EXXON RESEARCH ENGINEERING CO

Integrated staged catalytic cracking and staged hydroprocessing process

Hydroprocessing reactor with enhanced product selectivity

Countercurrent desulfurization process for refractory organosulfur heterocycles

Desulfurization process for refractory organosulfur heterocycles

Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics

Desulfurization of petroleum streams containing condensed ring heterocyclic organosulfur compounds

Combination cocurrent and countercurrent staged hydroprocessing with a vapor stage

Desulfurization and ring opening of petroleum streams

Three stage cocurrent liquid and vapor hydroprocessing

Three stage hydroprocessing including a vapor stage

Two stage hydroprocessing with vapor-liquid interstage contacting for vapor heteroatom removal

Desulfurization process for refractory organosulfur heterocycles

Desulfurization and ring opening of petroleum streams

Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics

Integrated staged catalytic cracking and hydroprocessing process

Integrated staged catalytic cracking and hydroprocessing process (JHT-9614)

Process for selectively opening naphthenic rings

Integrated staged catalytic cracking and hydroprocessing process

Countercurrent reaction vessel

Hydroprocessing in a countercurrent reaction vessel

Countercurrent reactor

Countercurrent reactor

Production of low sulfur/low aromatics distillates

Countercurrent reactor with interstage stripping of NH3 and H2S in gas/liquid contacting zones

Hydroprocessing of petroleum fractions with a dual catalyst system

Liquid and vapor stage hydroprocessing using once-through hydrogen

EXXONMOBIL RES & ENG CO

Production of low sulfur distillates

Production of low sulfur/low aromatics distillates

Production of naphtha and light olefins

Multistage removal of heteroatoms and wax from distillate fuel

Regeneration of iron-based hydrogen sulfide sorbents

Regeneration of hydrogen sulfide sorbents

Selective hydrodesulfurization and mercaptan decomposition process with interstage separation

Two-stage hydrodesulfurization of cracked naphtha streams with light naphtha bypass or removal

Countercurrent hydroprocessing with treatment of feedstream to remove particulates and foulant precursors

Countercurrent hydroprocessing with trickle bed processing of vapor product stream

Low sulfur distillate fuels

Multi-stage hydrodesulfurization of cracked naphtha streams with a stacked bed reactor

Low CO for increased naphtha desulfurization

Control of flooding in a countercurrent flow reactor by use of temperature of liquid product stream

Selective catalysts having high temperature alumina supports for naphtha hydrodesulfurization

WU JASON

Selective catalysts having high temperature alumina supports for naphtha hydrodesulfurization

HANKS PATRICK L

Hydroprocessing of biocomponent feedstocks with low purity hydrogen-containing streams

ELLIS EDWARD S

Stacking of low activity or regenerated catalyst above higher activity catalyst