APPARATUS FOR CONTINUOUSLY DIGESTING ALUMINA
JANOS STEINER, GYORGY SIGMOND, ADAM JUHASZ, LASZLO MAHIG, ALBERT NAGY
Year of Publication 22.06.1971
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Year of Publication 22.06.1971
Patent
DE2848770
BONA, JOZSEF, MAHIG, LASZLO, STEINER, JANOS., BUDAPEST, HU, MARTON, MIHALY
Year of Publication 09.04.1981
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Year of Publication 09.04.1981
Patent