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Individual
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Individual
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Priority to ES123318ApriorityCriticalpatent/ES123318A1/en
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ES123318A1931-06-221931-06-22
A process for the extraction of volatile substances contained in fats, oils, fatty acids and the like.
ExpiredES123318A1
(en)
A process for obtaining valuable products, in particular paraffin wax, starting from bitumen-containing substances, such as coals, shales and the like.
A process and its corresponding special device for the treatment of heavy oils and other analogous products, in order to transform them into lighter products.