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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES91412UpriorityCriticalpatent/ES91412Y/en
Publication of ES91412UpublicationCriticalpatent/ES91412U/en
Application grantedgrantedCritical
Publication of ES91412YpublicationCriticalpatent/ES91412Y/en
Boiler to melt betºn, characterized by that it is provided with hinged lid, folding wheels and handles and has a double bottom divided into three compartments, in the middle of which is applied a burner that releases a jet of hot gases that pass through the other compartment finally coming out of two chimneys; having a tap for the extraction of the molten asphalt, located in such a way that the gases of the burner heat it continuously, existing between the combustión chamber and the outer wall of the boiler itself, a small space that is filled with bitumen in the first use of the boiler and provides an effective thermal insulation. (Machine-translation by Google Translate, not legally binding)
ES91412U1962-02-131962-02-13
Kettle for melting bitumen
ExpiredES91412Y
(en)
Additional device to increase in the kitchens the temperature of the ovens located under the hearth and ashtray (Machine-translation by Google Translate, not legally binding)