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.)
Simpson Timber Co
Original Assignee
Simpson Timber Co
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 Simpson Timber CofiledCriticalSimpson Timber Co
Priority to ES0235881ApriorityCriticalpatent/ES235881A3/en
Publication of ES235881A3publicationCriticalpatent/ES235881A3/en
Processing Of Stones Or Stones Resemblance Materials
(AREA)
Abstract
Process for the manufacture of fissured acoustic tiles, from a raw acoustic tile in cured form containing brittle and friable fibers in the front surface of the raw tile and having said front surface disposed substantially in a common plane, characterized in that consists in placing in the front of said raw tile, and in contact therewith, a template provided with openings defining an arbitrary pattern of the contours of the desired fissures in the front of the final acoustic tile, and pushing abrasives on the the front surface of the raw tile through said openings in the template for cutting arbitrary fissures in said raw tile, said fissures extending towards the rear surface of the raw tile but without passing through it, whereby said fissures are sharply defined. On the acoustic tile. (Machine-translation by Google Translate, not legally binding)
ES0235881A1957-06-051957-06-05Procedure for the manufacture of fused acoustic loopes (Machine-translation by Google Translate, not legally binding)
ExpiredES235881A3
(en)
Procedure for coating with abrasive material particles surfaces of plastic materials that are soluble to benzene (Machine-translation by Google Translate, not legally binding)
A procedure for the manufacture of fibrous structures covered irregularly and/or interruptly with synthetic material. (Machine-translation by Google Translate, not legally binding)