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Individual
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Individual
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Priority to ES39002ApriorityCriticalpatent/ES39002A1/en
Publication of ES39002A1publicationCriticalpatent/ES39002A1/en
ES39002A1906-08-271906-08-27
An improved process for hardening lime-containing artificial stone compositions by means of carbonic acid.
ExpiredES39002A1
(en)