De-esterification of biomass prior to ammonia pretreatment Grant US-11440999-B2 United States of America 13 Sep 2022
High force and high stress destructuring of cellulosic biomass Grant US-10227623-B2 United States of America 12 Mar 2019
Anhydrous ammonia treatment for improved milling of biomass Grant US-8651403-B2 United States of America 18 Feb 2014
Anhydrous ammonia treatment for improved milling of biomass Application CN-103003434-A China 27 Mar 2013