Nutra Ingredients refers to Tharos´krill oil extraction process and its patent application as follow,
“A Chilean krill extraction specialist has applied for a global patent it says will allow oils to be extracted from krill without the use of solvents and offer savings of about 30 per cent. Tharos has been working in a consultant role within the krill industry for about 30 years, and has lodged the 45-page patent application with the Swiss patent office, after developing the undisclosed technology for about six years. Managaing director, Dimitri Sclabos, said the technology could produce cleaner oils at lower cost, and that most of the major krill suppliers including market leaders Aker Biomarine, Neptune Technologies and Bioressources and Enzymotec had expressed interest in the technology. “The cost of using solvents is very high as it cannot be done on the boat when the krill is harvested,” Sclabos said. “So we see a lot of value for the industry in this technology in both price and quality.” Sclabos said he expected the application to be processed within six months at which time the technology could be available for krill extraction is conducted with solvents such as hexane” (…)
Red more in the following link.
Chilean Firm Proposes Solvent-Free Krill Extraction