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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRONING ELLY MARIA DOROTEA
Original Assignee
CRONING ELLY MARIA DOROTEA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CRONING ELLY MARIA DOROTEAfiledCriticalCRONING ELLY MARIA DOROTEA
Publication of ES253906A1publicationCriticalpatent/ES253906A1/en
Molds, Cores, And Manufacturing Methods Thereof
(AREA)
Abstract
Process for the production of casting molds and cores, characterized in that mold masks or cores are hardened in contact with the models or cores only to such an extent that they do not change their shape, after removing them following thereafter with hardening . (Machine-translation by Google Translate, not legally binding)
ES0253906A1952-02-071959-12-03Procedure for the obtaining of molds of foundry and males (Machine-translation by Google Translate, not legally binding)
ExpiredES253906A1
(en)
Procedure and apparatus for the production of cast molds of liquid molding masses using permanent metallic models (Machine-translation by Google Translate, not legally binding)