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Raven Biofuels: 50 Hottest Companies in Bioenergy candidate profile

Raven Biofuels
Based in: New Jersey
2008-09 ranking: #26
Business: Two stage dilute acid hydrolysis for Ethanol, Furfural and high value organic specialty chemicals
Model: Own and operate.
Past milestones:
1. Advancement of technology with multiple process improvements, Complete Process Review by Leading, Global Engineering Firm, Technology Development to Commercial Stage.
2. Projects: Two sites under development in Mississippi and [...]

Raven Biofuels commenced construction of 11 Mgy cellulsoic ethanol plant, unveils furfural, ethanol process

In California, Raven Biofuels gave an overview of the company’s process and prospects. The company has a proprietary cellulosic ethanol process, based on two-stage dilute acid hydrolysis.
In stage 1, cellulosic feedstock, such as wood chips or sugar cane bagasse, is mixed with weak sulfuric acid solution and heated to separate xylose (C5 sugars) from hemicellulose [...]

Special Report on Cellulosic Ethanol: in enzymatic hydrolysis, Raven Biofuels aims to produce ethanol, furfural with Gulf Opportunity Zone project

Enzymatic hydrolysis has beent he most popular route for cellulosic ethanol, in part because it is straightforward. An aggressive pre-treatment process with powerful chemicals that softens the cell walls, is followed by an enzyme-driven hydrolysis that comverts the softened cellulose into sugars. Conventional fermentation from sugar to ethanol typically follows.
One of the more atypical riffs [...]