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HU900738D0
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Pulp-eduction system first for alum-earth plant settling and washing apparatus
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HUT54321A
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Process for producing alpha- and/or beta-modification of gallium/iii/-oxide of minimally 4n purity
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HUT51931A
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Method for reagitating the solid phase settled because of breakdown in pulp reservoir of air and/or mechanic mixing
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HUT50663A
|
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One-chanel mixer systhem
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HUT52173A
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Process for obtaining gallium from hydrochloric acid solution
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HUT49831A
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Process for producing superfine alumina hydrate with grain size of less than two micrometers and with homogenous grain size distribution
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HUT49543A
|
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Process for producing aluminium trihydroxide having controllable median grain diameter of less than 25 micrometers
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HU894907D0
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Process for production of aluminium oxide coated with titanic oxide
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HUT46596A
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Process for producing aluminium hydroxide with grain diameter less than 20% micrometers up to 20 per cent
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HUT43746A
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Apparatus for controlling electrolyzing bathes, preferably aluminum electrolyzing bathes
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HUT44806A
|
|
Process for recovering gallium from sodium aluminate solutions by carburization
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HUT43011A
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Process for mixing-precipitating aluminium-hydroxide from sodium-aluminate liquor with surfactants
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HUT38268A
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Autoclave for utilization of heat-energy with not less than two different parameters, especially in production of aluminium oxide of bayer-system
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HUT35215A
|
|
Process for the recovery of aluminium hydroxide from aluminate alkal of alumina factory
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HU185513B
|
|
Process for seperatin salt rich in vanadium from basic solutions of alum earth production
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HUT33983A
|
|
Process for reduction of damages in production of aluminium oxid of bayer system
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|
HU184877B
|
|
Method for purification of gallium
|
|
HU186381B
|
|
Method and apparatus for automatic controlling multi-stage evaporating procedures advantageously controlling alkali evaporators of alumina factory
|
|
HU170923B
|
|
Method for making mercury cathode of solid-supporting electrode
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