Enzyme Catalyst
The patented enzyme biocatalyst completes the esterification and transesterification of oil feedstocks with up to 100% FFA in a quick, single step process.
Lower productions costs, cleaner by-products and a streamlined process are just some of the benefits.more
Tailored Processors
Our compact turnkey series of continuous flow processors for farmers and commercial biodiesel producers are tailor made to your feedstock needs and work optimally with the enzyme catalyst. We also custom-build industrial-scale facilities.
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Facility Retrofit
Retrofitting your existing biodiesel facility to be able to benefit from our technology is simple, cost-effective and non-invasive.
Our engineers will provide a solution specific to your facility that will minimise downtime to just a few days.more
Transforming the industry
Green City turns waste liabilities into energy assets by replacing chemicals used in the production of biodiesel with revolutionary, ultra-efficient enzyme technology.
Our patented process will convert any type of FOG into ASTM quality biodiesel, including waste greases with FFA levels of up to 100%.
We believe that waste-FOG derived biodiesel using our process is the world's most environmentally friendly and socially responsible energy source - we welcome you to browse our website to find out more.
Featured News
- Green City has a new leaflet. View it here. September 10-2011
- Green City will take part in the Japan-Israel Ecoforum in Tokyo, 12-16th Sept. September 02-2011
- We have changed our website and e-mails to greencityltd.com - please update your records. August 29-2011
- Green City has an updated presentation. View it here. August 25-2011