Anaerobic digester

Apparatus for anaerobic digestion of organic waste

Apparatus for removing contaminants from lubricating oil

Apparatus for the anaerobic fermentation of organic waste materi

Apparatus for the separation of solutions by pervaporation

Apparatus for the treatment of filter sludge consisting predomin

Apparatus for treating and disposing of solid pollutants

Apparatus for treating wastewater

Bypass oil refining device for internal combustion engines

Chemical reformer

Chemical reformer

Combination of a biological dry toilet and a biological waste wa

Condenser/membrane permeater

Contaminant reduction system for disk drives

Contaminant remover

Device for separating fluid mixtures

Devices for treating human or animal dejections by means of micr

Drill cuttings disposal system with good environmental and ecolo

Filter system employing microwave regeneration

Fuel filter with heater