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David Walker
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Clearwater, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
System and process for producing biogas from an ethanol slurry mix
Patent number
11,046,925
Issue date
Jun 29, 2021
Dx Resources, LLC
David R. Walker
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method and apparatus for ethanol production
Patent number
9,446,326
Issue date
Sep 20, 2016
DX RESOURCES LLC
David Walker
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating components of a fermentation process byproduc...
Patent number
6,106,673
Issue date
Aug 22, 2000
CDC Environmental Corp.
David Ray Walker
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and apparatus for de-inking newsprint using counterflow extr...
Patent number
5,520,780
Issue date
May 28, 1996
dxResources Corporation
David R. Walker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and apparatus for extracting soluble and dispersible materia...
Patent number
5,476,550
Issue date
Dec 19, 1995
dxResources Corporation
David R. Walker
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method and apparatus for extracting soluble and dispersible materia...
Patent number
5,409,541
Issue date
Apr 25, 1995
dxResources Corporation
David R. Walker
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Closed sterilization system for treating a product such as toxic or...
Patent number
5,326,538
Issue date
Jul 5, 1994
Serawaste Systems Corporation
David R. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for drying waste materials
Patent number
5,285,581
Issue date
Feb 15, 1994
Combustion Design Corporation
David R. Walker
F26 - DRYING
Information
Patent Grant
Vapor clarification system and method
Patent number
5,137,545
Issue date
Aug 11, 1992
Combustion Design Corporation
David R. Walker
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
In-line electromagnetic energy wave applicator
Patent number
5,114,684
Issue date
May 19, 1992
Serawaste Systems Corporation
David R. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and apparatus for drying waste materials
Patent number
5,080,581
Issue date
Jan 14, 1992
Combustion Design Corporation
David R. Walker
F26 - DRYING
Information
Patent Grant
High temperature turbulent gasification unit and method
Patent number
5,054,405
Issue date
Oct 8, 1991
Serawaste Systems Corporation
David R. Walker
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Waste treatment system and method
Patent number
5,052,313
Issue date
Oct 1, 1991
Combustion Design Corporation
David R. Walker
F26 - DRYING
Patents Applications
last 30 patents
Information
Patent Application
System And Process For Producing Biogas From An Ethanol Slurry Mix
Publication number
20200148988
Publication date
May 14, 2020
Dx Resources, LLC
David R. Walker
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
METHOD AND APPARATUS FOR ETHANOL PRODUCTION
Publication number
20140174904
Publication date
Jun 26, 2014
Dx Resources LLC
David Walker
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL