The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 16, 2016
Filed:
May. 05, 2008
Namhee Shin, Clifton Park, NY (US);
C. Bertil Stromberg, Diamond Point, NY (US);
Ventzislav Kirov, Lake Bluff, IL (US);
William J. Cann, Carol Stream, IL (US);
Namhee Shin, Clifton Park, NY (US);
C. Bertil Stromberg, Diamond Point, NY (US);
Ventzislav Kirov, Lake Bluff, IL (US);
William J. Cann, Carol Stream, IL (US);
Andritz Inc., Glens Falls, NY (US);
Abstract
A reaction vessel including: a material input receiving cellulosic material and a material discharge for the cellulosic material, wherein the cellulosic material flows through the reaction vessel from the material input to the material discharge; a hydrolysate and liquid extraction screen; a hydrolysis zone between the material input and the hydrolysate and liquid extraction screen; a wash zone between the hydrolysate and liquid extraction screen and a wash liquid extraction screen; a wash liquid inlet port for introducing a wash liquid into the wash zone, wherein at least a portion of the wash liquid entering the wash liquid inlet port flows through the wash zone and is extracted by the hydrolysate and liquid extraction screen; a cooking zone between the wash zone and the material discharge and a cooking liquor extraction screen at or below the cooking zone and above the material discharge.