ES61402A1 -
A method of defibration by scraping between divergent grooves and the corresponding apparatus for its mechanical execution.
- Google Patents
A method of defibration by scraping between divergent grooves and the corresponding apparatus for its mechanical execution.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES61402ApriorityCriticalpatent/ES61402A1/en
Publication of ES61402A1publicationCriticalpatent/ES61402A1/en
ES61402A1915-12-151915-12-15
A method of defibration by scraping between divergent grooves and the corresponding apparatus for its mechanical execution.
ExpiredES61402A1
(en)