Systems having digestion units with capability for loading cellulosic biomass under high pressure and associated methods for cellulosic biomass processing

JB Powell, TL Flowers - US Patent 9,175,227, 2015 - Google Patents
When processing cellulosic biomass, it may be desirable for a digestion unit to operate
without being fully depressurized for process efficiency purposes. A biomass conversion …

Methods and systems for distributing a slurry catalyst in cellulosic biomass solids

JB Powell, GC Komplin - US Patent 9,593,242, 2017 - Google Patents
Digestion of cellulosic biomass Solids may be complicated by release of lignin therefrom.
Methods for digesting cel lulosic biomass solids may comprise: heating cellulosic biomass …

Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solids

JB Powell, KA Johnson, GC Komplin… - US Patent …, 2017 - Google Patents
Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom.
Methods for digesting cellulosic biomass solids may comprise: providing cellulosic biomass …

Hydrothermal hydrocatalytic treatment of biomass

KA Johnson, GC Komplin, JB Powell… - US Patent App. 13 …, 2012 - Google Patents
A method of hydrothermal hydrocatalytic treating biomass is provided. Lignocellulosic
biomass is treated with a digestive solvent to form a pretreated biomass containing soluble …

Biomass treatment for hydrothermal hydrocatalytic conversion

JB Powell, JN Chheda - US Patent 9,399,836, 2016 - Google Patents
(57) ABSTRACT A selective removal chlorine and phosphorus that are detri mental to
Subsequent hydrothermal hydrocatalytic conver sion from the biomass feed prior to carrying …

Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solids

JB Powell, KA Johnson, GC Komplin… - US Patent …, 2017 - Google Patents
Digestion of cellulosic biomass Solids may be complicated by lignin release therefrom,
which can produce a highly Viscous phenolics liquid phase comprising lignin polymer …

Biomass treatment for hydrothermal hydrocatalytic conversion

JB Powell, JN Chheda - US Patent 9,347,178, 2016 - Google Patents
A selective removal of chlorine and phosphorus that are detrimental to subsequent
hydrothermal hydrocatalytic conversion from the biomass feed prior to carrying out catalytic …

Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solids

JB Powell, KA Johnson, GC Komplin… - US Patent …, 2016 - Google Patents
Digestion of cellulosic biomass Solids may be complicated by release of lignin therefrom.
Methods for digesting cellulosic biomass solids may comprise: providing cellulosic biomass …

Biomass treatment for hydrothermal hydrocatalytic conversion

JB Powell, JN Chheda - US Patent 9,593,448, 2017 - Google Patents
It was found desirable to remove chlorine and phosphorus from the biomass feed prior to
carrying out catalytic hydro genation/hydrogenolysis/hydrodeoxygenation of the bio mass in …

Methods for production and processing of a glycol reaction product obtained from hydrothermal digestion of cellulosic biomass solids

JB Powell, KA Johnson - US Patent 9,353,031, 2016 - Google Patents
Hydrothermal digestion of cellulosic biomass solids may be conducted such that a glycol
reaction product is formed for subsequent processing. Processing of a glycol reaction …