D21C 3/20

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Showing 1 to 20 of 175 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9988412 Methods for preparing thermally stable lignin fractionsMay 12, 17Jun 05, 18Virdia, Inc.
9856605 Integration of non-woody biorefining at pulp and paper plantsMar 30, 15Jan 02, 18API INTELLECTUAL PROPERTY HOLDINGS, LLC
9790432 Methods and systems for processing cellulosic biomassSep 29, 15Oct 17, 17SHELL OIL COMPANY
9790436 Methods and systems for processing cellulosic biomassSep 29, 15Oct 17, 17SHELL OIL COMPANY
9783740 Methods and systems for processing cellulosic biomassSep 29, 15Oct 10, 17SHELL OIL COMPANY
9765478 Treatment of biomass to dissolve lignin with ionic liquid compositionDec 15, 11Sep 19, 17IMPERIAL INNOVATIONS LIMITED
9714482 Methods and systems for solvent purificationMay 29, 15Jul 25, 17HCL CLEANTECH LTD., VIRDIA, INC.,
9683005 Methods for preparing thermally stable lignin fractionsMay 02, 14Jun 20, 17VIRDIA, INC.
9631316 Biomass fractionation processes employing sulfur dioxideDec 30, 13Apr 25, 17API INTELLECTUAL PROPERTY HOLDINGS, LLC
9593242 Methods and systems for distributing a slurry catalyst in cellulosic biomass solidsOct 30, 13Mar 14, 17SHELL OIL COMPANY
9580602 Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solidsOct 30, 13Feb 28, 17SHELL OIL COMPANY
9562160 Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solidsOct 30, 13Feb 07, 17SHELL OIL COMPANY
9556557 Processes for producing cellulose pulp and pulp-derived products from lignocellulosic biomassApr 14, 16Jan 31, 17API INTELLECTUAL PROPERTY HOLDINGS, LLC
9458247 Methods for digestion of cellulosic biomass solids in the presence of a phenolic solvent generated in situ from ligninMar 13, 14Oct 04, 16SHELL OIL COMPANY
9376355 Method and systems for processing lignin during hydrothermal digestion of cellulosic biomass solids while producing a monohydric alcohol feedOct 30, 13Jun 28, 16SHELL OIL COMPANY
9376501 Methods for digestion of cellulosic biomass solids in the presence of a phenolic solvent generated in situ from ligninMar 13, 14Jun 28, 16SHELL OIL COMPANY
9347175 Method of dissolving lignocellulosic materialsJun 23, 11May 24, 16STORA ENSO OYJ, OYJ, STORA ENSO,
9347176 Processes for producing cellulose pulp, sugars, and co-products from lignocellulosic biomassOct 02, 13May 24, 16API INTELLECTUAL PROPERTY HOLDINGS, LLC
9347179 Methods of preserving starch in pulp and controlling calcium precipitation and/or scalingJun 22, 15May 24, 16Buckman Laboratories International, Inc.
9206292 Method for producing lignin derivativesMar 02, 12Dec 08, 15ANNIKKI GMBH

Showing 1 to 20 of 175 results