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Individual
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Priority to ES86072ApriorityCriticalpatent/ES86072A1/en
Publication of ES86072A1publicationCriticalpatent/ES86072A1/en
ES86072A1923-07-071923-07-07
A procedure for obtaining industrial sulfuric acid by means of ultraviolet radiation and the electrostatic field.
ExpiredES86072A1
(en)