Process for the chemical conversion of a fluid medium
DE10004863A1
Separation of solids and liquid from sludge suspension using high efficiency, low cost agitated filter, passes flow of suspended air bubbles tangentially and turbulently past loosely-held filter membrane
WO9947473A1
Method and device for treating waste
DE19846336A1
Treating refuse containing both inert and organic materials
DE19835256A1
Method and device for separating biomass and water
EP0888256A1
Process and device for sewage treatment
EP0806399A1
Process and device for purifying waste water
EP0774640A1
Pipe cleaning device
DE4313977A1
Plastics waste recovery - by passing shredded separated matter through an extruder to be formed into pellets.
DE4126452A1
Disposing of recyclable articles containing harmful dust - involves immersion of each article in bath of liquid to remove dust
EP0503115A1
Process and apparatus for biological purification of waste waters polluted with non-biodegradable or hardly biodegradable substances
DE4001855A1
Method and device for the biological processing of organically contaminated, highly nitrogenous, aqueous liquids
DE3825229A1
Process and apparatus for the biological processing of organically polluted liquids
DE3709174A1
Process and apparatus for the biological purification of organically polluted waste waters
DE3507596A1
Process and apparatus for dry or semi-dry separating out of gaseous pollutants from exhaust gases, in particular flue gases
DE3435739A1
Process and apparatus for evaporating a feed substance containing a liquid and a concentrate
DE3009366A1
Flue gas dry detoxification, esp. desulphurisation plant - with fluidised bed of solid absorbent across gas path after combustion zone
DE2631677A1
Cleaning contaminated exhaust air - using recirculated cooling water which is cooled by the air
