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Individual
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Individual
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Priority to ES0237244ApriorityCriticalpatent/ES237244A1/en
Publication of ES237244A1publicationCriticalpatent/ES237244A1/en
A process for the manufacture of pulp or paper pulp, in which pastures and similar raw materials are digested with weak solutions of sodium hydroxide, said processes comprises the step of regenerating the resulting black liquor containing sodium compounds and sodium hydroxide in a proportion of at least one to four, by means of the direct addition to it of lime. (Machine-translation by Google Translate, not legally binding)
ES0237244A1957-08-221957-08-22A procedure for the manufacture of paste or paper pulp (Machine-translation by Google Translate, not legally binding)
ExpiredES237244A1
(en)
Procedure for the preparation of a composition to reprimate the development of microorganisms. (Machine-translation by Google Translate, not legally binding)