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.)
SAPE ROCH JUAN
Original Assignee
SAPE ROCH JUAN
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 SAPE ROCH JUANfiledCriticalSAPE ROCH JUAN
Priority to ES0268501ApriorityCriticalpatent/ES268501A3/en
Publication of ES268501A3publicationCriticalpatent/ES268501A3/en
Improvements in ball-milling cylinders or the like, of the type comprising a hollow cylinder arranged with its horizontal axis, and subjected to a rotation movement, in which a series of balls of hard material are housed, and the substance to be crushed, essentially characterized in that the inner walls of the cylinder have a coating of little thickness, consisting of artificial or natural rubber, plastics or other suitable material that has elastic characteristics, so that the grinding action is only developed by the collision of the balls with each other, but not, or in any case in a small measure, by the impact of these against the inner walls of the cylinder. (Machine-translation by Google Translate, not legally binding)
ES0268501A1961-06-101961-06-10Improvements in bombing films by balls or similar (Machine-translation by Google Translate, not legally binding)
ExpiredES268501A3
(en)