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GB9020531D0
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Moving band screen
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DE3223727A1
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Lift-driving apparatus for grab screens
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DE3020656A1
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Adsorptive sepn. of combustible materials from gas mixt. - by multiple active carbon stages with interstage cooling of gas
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DE2824446A1
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Trickling filter bed for effluent nitrification - with specified size of particles and oxygen enriched air in counter flow
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DE2748652B1
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Process for removing constituents from liquids, in particular waste water
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ZA7704531B
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Process for the continuous gasification of particulate carbonaceous material
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DE2729764A1
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Gasification of solid fuels - with combustion of the ash in oxygen and recycling of the hot gas produced
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DE2643298A1
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Continuous gasification of solid fuel in fluidised bed - with feeding of the fuel in a carrier gas stream
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DE2634670A1
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Simultaneous gasification of liquid and solid feeds - in a fluidised bed gasifier
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DE2613812A1
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Separating mixt. contg. ethyl acetate, ethanol and acetone - opt. together with toluene and water, by distn. (NL 4.10.77)
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