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.)
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 filedfiledCritical
Application grantedgrantedCritical
Publication of FR878546ApublicationCriticalpatent/FR878546A/fr
Procédé et dispositif à turbo-ventilation pour la production forcée d'écume, spécialement applicables aux extincteurs, pompes d'incendie, baignoires et similaires
Procédé électrolytique pour la production d'une couche de cuivre à la surface depièces en laiton et en alliages analogues au laiton, à partir de solutions ne contenant pas de cuivre