17 patents
Utility
Method for Upgrading Low-value and Waste Fats, Oils, and Greases
28 Sep 23
The present technology provides a method that includes contacting a composition with a caustic solution to produce a caustic-treated composition; combining the caustic-treated composition with silica particles to produce a slurry; and removing the silica particles from the slurry to produce a treated composition; wherein the composition includes one or more of animal fats, animal oils, plant fats, plant oils, vegetable fats, vegetable oils, greases, and used cooking oil and the composition includes: at least about 10 wppm of total metals, at least about 8 wppm of phosphorus, at least about 10 wppm of chlorine, at least about 10 wppm of sulfur, at least about 20 wppm of nitrogen, at least about 5 wt.% of free fatty acids; and has an acid number from about 10 mg KOH/g to about 150 mg KOH/g, and the silica particles has a particle size from about 10 microns to about 50 microns, a BET surface area from about 200 m2/g to about 1000 m2/g.
David A. Slade, Ramin Abhari, Martin Haverly, Peter Z. Havlik
Filed: 12 Apr 23
Utility
Renewable Diesel
27 Jul 23
The present technology relates to hydrocarbon fuels comprising renewable content.
Ramin Abhari, Nathan McMullen, David A. Slade, Nate Green
Filed: 28 Mar 23
Utility
Even Carbon Number Paraffin Composition and Method of Manufacturing Same
13 Jul 23
Paraffin compositions including mainly even carbon number paraffins, and a method for manufacturing the same, is disclosed herein.
Ramin Abhari, H. Lynn Tomlinson, Vladimir Gruver
Filed: 7 Mar 23
Utility
Method of Providing a Bio-oil to a Hydrodeoxygenation Reactor
20 Apr 23
A method is disclosed for hydrodeoxygenation of a bio-oil over a catalyst bed in a hydrodeoxygenation reactor, the method including combining a two-phase diluent having a water dew point and a bio-oil at a bio-oil temperature that is from 50° F. less than to 50° F. more than the water dew point.
Ramin Abhari, H. Lynn Tomlinson, Nathan Jannasch, Douglas Beshara, Jesse Haney, III, Cody Tidwell
Filed: 2 Mar 21
Utility
Method for the Pretreatment of a Biofuel Feedstock
22 Dec 22
In an aspect, a method is disclosed that includes contacting a composition with an aqueous solution to yield a mixture, where the composition includes one or more of animal fats, animal oils, plant fats, plant oils, vegetable fats, vegetable oils, greases, and used cooking oil, about 5 wt. % or more of free fatty acids, about 10 wppm or more of total metals, about 8 wppm or more phosphorus, about 20 wppm or more of nitrogen, and the aqueous solution includes ((NH4)2H2EDTA, (NH4)4EDTA, a monoammonium salt of diethylenetriaminepentaacetic acid, a diammonium salt of diethylenetriaminepentaacetic acid, a triammonium salt of diethylenetriaminepentaacetic acid, a tetraammonium salt of diethylenetriaminepentaacetic acid, (NH4)5DTPA, a combination of citric acid and Na4EDTA, a combination of citric acid and Na2H2EDTA, a combination of citric acid and a monosodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a disodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a trisodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a tetrasodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and Na5DTPA, or a combination of any two or more thereof, where the method further includes centrifuging the mixture to yield a first treated composition, wherein the first treated composition has less total metals and less phosphorus than the composition.
Ramin Abhari, Martin Haverly, Trevor Fisher
Filed: 26 Aug 22
Utility
Method for the Pretreatment of a Biofuel Feedstock
3 Feb 22
In an aspect, a method is disclosed that includes contacting a composition with an aqueous solution to yield a mixture, where the composition includes one or more of animal fats, animal oils, plant fats, plant oils, vegetable fats, vegetable oils, greases, and used cooking oil, about 5 wt. % or more of free fatty acids, about 10 wppm or more of total metals, about 8 wppm or more phosphorus, about 20 wppm or more of nitrogen, and the aqueous solution includes ((NH4)2H2EDTA, (NH4)4EDTA, a monoammonium salt of diethylenetriaminepentaacetic acid, a diammonium salt of diethylenetriaminepentaacetic acid, a triammonium salt of diethylenetriaminepentaacetic acid, a tetraammonium salt of diethylenetriaminepentaacetic acid, (NH4)5DTPA, a combination of citric acid and Na4EDTA, a combination of citric acid and Na2H2EDTA, a combination of citric acid and a monosodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a disodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a trisodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and a tetrasodium salt of diethylenetriaminepentaacetic acid, a combination of citric acid and Na5DTPA, or a combination of any two or more thereof, where the method further includes centrifuging the mixture to yield a first treated composition, wherein the first treated composition has less total metals and less phosphorus than the composition.
Ramin Abhari, Martin Haverly, Trevor Fisher
Filed: 30 Jul 21
Utility
Decarboxylative Co-Dimerization Process and Synthetic Fuels Produced Therefrom
27 Jan 22
In an aspect, the application discloses a method for producing renewable hydrocarbon fuels where the method includes electrolysis of a mixture to produce an electrolysis product comprising a renewable diesel and optionally a renewable gasoline, where the mixture includes (i) free fatty acids from a biorenewable feedstock, and (ii) terminal monomethyl-branched carboxylic acids, and where the renewable diesel includes terminal monomethyl-branched paraffins and terminal monomethyl-branched alkenes.
Ramin Abhari, Nate Green
Filed: 23 Jul 21
Utility
Even Carbon Number Paraffin Composition and Method of Manufacturing Same
2 Dec 21
Paraffin compositions including mainly even carbon number paraffins, and a method for manufacturing the same, is disclosed herein.
Ramin Abhari, H. Lynn Tomlinson, Vladimir Gruver
Filed: 17 Aug 21
Utility
Method for Upgrading Low-value and Waste Fats, Oils, and Greases
2 Dec 21
The present technology provides a method that includes contacting a composition with a caustic solution to produce a caustic-treated composition; combining the caustic-treated composition with silica particles to produce a slurry; and removing the silica particles from the slurry to produce a treated composition; wherein the composition includes one or more of animal fats, animal oils, plant fats, plant oils, vegetable fats, vegetable oils, greases, and used cooking oil and the composition includes: at least about 10 wppm of total metals, at least about 8 wppm of phosphorus, at least about 10 wppm of chlorine, at least about 10 wppm of sulfur, at least about 20 wppm of nitrogen, at least about 5 wt. % of free fatty acids; and has an acid number from about 10 mg KOH/g to about 150 mg KOH/g, and the silica particles has a particle size from about 10 microns to about 50 microns, a BET surface area from about 200 m2/g to about 1000 m2/g.
David A. Slade, Ramin Abhari, Martin Haverly, Peter Z. Havlik
Filed: 18 Aug 21
Utility
Renewable Diesel
2 Dec 21
The present technology relates to hydrocarbon fuels comprising renewable content.
Ramin Abhari, Nathan McMullen, David A. Slade, Nate Green
Filed: 2 Oct 19
Utility
Conversion of Sugars to Hydrocarbons Via a Fatty Alcohol Intermediate
11 Nov 21
The present technology provides a method to produce hydrocarbon renewable fuels.
David A. Slade, Matt Herman, Martin Haverly, Ramin Abhari
Filed: 16 Oct 19
Utility
Biorenewable Kerosene, Jet Fuel, Jet Fuel Blendstock, and Method of Manufacturing
26 Aug 21
The present technology provides compositions that include at least about 98 weight percent (“wt %”) n-paraffins which, among other surprising features, may be suitable for use as a diesel fuel, an aviation fuel, a jet fuel blendstock, a blendstock to reduce the cloud point of a diesel fuel, a fuel for portable heaters, and/or as a charcoal lighter fluid.
Ramin Abhari, David A. Slade, H. Lynn Tomlinson, Erik Ashby, Nate Green, Caroline Golden
Filed: 11 May 21
Utility
Renewable Hydrocarbon Lighter Fluid
25 Mar 21
The present technology relates to hydrocarbon fluids, and more particularly, a hydrocarbon lighter fluid derived from renewable sources.
Ramin Abhari, H. Lynn Tomlinson, Nate Green
Filed: 17 Sep 20
Utility
Bio-based Synthetic Fluids
28 Jan 21
A method is provided involving altering the viscosity of bio-derived paraffins to produce a paraffinic fluid, where the altering step includes chlorinating the bio-derived paraffins; the bio-derived paraffins include a hydrodeoxygenated product produced by hydrodeoxygenating a bio-based feed where the bio-based feed includes bio-derived fatty acids, fatty acid esters, or a combination thereof; the bio-derived paraffins include n-paraffins; and the n-paraffins have a biodegradability of at least 40% after about 23 days of exposure to microorganisms.
Ramin Abhari, E. Gary Roth, Peter Z. Havlik, H. Lynn Tomlinson
Filed: 14 Jul 20
Utility
Even Carbon Number Paraffin Composition and Method of Manufacturing Same
23 Sep 20
Paraffin compositions including mainly even carbon number paraffins, and a method for manufacturing the same, is disclosed herein.
Ramin Abhari, H. Lynn Tomlinson, Vladimir Gruver
Filed: 8 Jun 20
Utility
Microbial Production of Alkanolamides and Amidoamines and Uses Thereof
22 Jul 20
The disclosure relates to a recombinant microorganism engineered to express an enzyme which catalyzes the conversion of a primary amine and an acyl thioester to a fatty amide.
Jason J. LUTES, Stephen B. Del Cardayre
Filed: 21 Aug 19
Utility
Novel Car Enzymes and Improved Production of Fatty Alcohols
8 Apr 20
The disclosure relates to variant carboxylic acid reductase (CAR) enzymes for the improved production of fatty alcohols in recombinant host cells.
Derek L. Greenfield, Elizabeth J. Clarke, Eli S. Groban, Vikranth Arlagadda, Sungwon Lee, Xuezhi Li, Zhihao Hu, Baolong Zhu
Filed: 15 May 19
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