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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Questor Corp
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Questor Corp
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Publication date
Application filed by Questor CorpfiledCriticalQuestor Corp
Priority to ES0163239UpriorityCriticalpatent/ES163239U/en
Publication of ES163239UpublicationCriticalpatent/ES163239U/en
Improved hoop for piston, which is characterized by having a body of heat-hardenable ferrous material, the part of the surface or outer circumferential face of said hoop being hardened and presenting in this part a layer of hard chrome deposited on said hardened surface or face . (Machine-translation by Google Translate, not legally binding)
ES0163239U1970-11-121970-11-12Improved piston ring (Machine-translation by Google Translate, not legally binding)
PendingES163239U
(en)
A method of plastically defining a steel material at a temperature of less than 500 deg. C. (Machine-translation by Google Translate, not legally binding)