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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Application filed by IndividualfiledCriticalIndividual
Priority to ES67801ApriorityCriticalpatent/ES67801A1/en
Publication of ES67801A1publicationCriticalpatent/ES67801A1/en
ES67801A1918-09-101918-09-10
A press for the manufacture of coal briquettes, anthracites, lignites, peat, sawdust, bricks and artificial stone.
ExpiredES67801A1
(en)
Application of a new procedure and a new binder to obtain conglomerates based on mineral or vegetable coal powders or other similar fuels, peat or sawdust.