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Title: Method and apparatus for lysing and processing algae

Patent ·
OSTI ID:1083466

Methods and apparatus for processing algae are described in which a hydrophilic ionic liquid is used to lyse algae cells at lower temperatures than existing algae processing methods. A salt or salt solution is used as a separation agent and to remove water from the ionic liquid, allowing the ionic liquid to be reused. The used salt may be dried or concentrated and reused. The relatively low lysis temperatures and recycling of the ionic liquid and salt reduce the environmental impact of the algae processing while providing biofuels and other useful products.

Research Organization:
Streamline Automation, LLC, Huntsville, AL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
SC0001306
Assignee:
Streamline Automation, LLC (Huntsville, AL)
Patent Number(s):
8,388,846
Application Number:
13/083,895
OSTI ID:
1083466
Resource Relation:
Patent File Date: 2011 Apr 11
Country of Publication:
United States
Language:
English

References (5)

Extracting biopolymers from a biomass using ionic liquids patent-application October 2006
Method of treatment of effluent stream patent November 2007
Controlling the Aqueous Miscibility of Ionic Liquids:  Aqueous Biphasic Systems of Water-Miscible Ionic Liquids and Water-Structuring Salts for Recycle, Metathesis, and Separations journal June 2003
Oil products from algae patent July 1982
Methods and Composition for Extraction and Transesterification of Biomass Components patent-application September 2009