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DE19757776A1
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Polygonal fitting for assembly of large-scale building frames
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DE19700146A1
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Fragmented fullerene cage molecules used for e.g. biomedical applications, fire quenching, explosives or fuels
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DE19641247A1
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Use of humic acid and its salts as catalyst or sorbent
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DE19633737A1
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Reaction products of clay with humic substances
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DE19633753A1
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Use of humic substances as sorbent, binder or fermentation accelerator
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DE19630373A1
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Humic substances modified to inhibit dissolution by alkali, coagulation by acid and detrimental effect on hydraulic binder
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Production of pure or drinking water from contaminated water
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Active sorbent materials used for water purification
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Humic aluminium formed in flocculation waste water-treatment stage
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DE19606947A1
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Highly effective reaction barriers for purifying ground water, earth etc.
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DE19540523A1
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Method of self-observation of the eye as a means of diagnosis of disease
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