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.)
Dufour Armand
Original Assignee
Dufour Armand
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 Dufour ArmandfiledCriticalDufour Armand
Priority to ES4722ApriorityCriticalpatent/ES4722A1/en
Publication of ES4722A1publicationCriticalpatent/ES4722A1/en
ES4722A1884-12-311884-12-31
A continuous kiln with compartments separated by mobile partitions for the firing of limestone, plaster and cement.
ExpiredES4722A1
(en)
An industrial result consisting of tubular blocks of cement, lime, sand, gypsum, clay or any other paste for the fast and economical construction of buildings.