HtreN Fuel Systems AS is a company mainly developing Low- and Zero- Emission technology.

HtreN Fuel Systems AS are holding more technologies:

AMMONIA ENGINES, read more here

HYBRID PROPULSION SYSTEM, read more here

HIGH EFFICIENCY ENGINES, read more here

LOW ENERGY STEAM PRODUCTION, read more here

NUCLEAR SAFETY, read more here

OIL SPILL COLLCTION, read more here