Wasco Walter C, Pierson Charles W, Pagnard Leonard E: Apparatus for ultrasonic splicing. Eastman Kodak Company, Chapin H M, September 9, 1975: US3904474 (3 worldwide citation)

Apparatus for performing a method for ultrasonically uniting sheets of thermoplastic material comprising the steps of: (a) providing an anvil having a plurality of spaced grooves in a surface thereof; (b) positioning said sheets in superposed relationship on said anvil and covering said grooves; and ...




Harris Arthur Morris: Methods for the separation of glued joints. Harris Arthur Morris, June 21, 1972: GB1278333-A (1 worldwide citation)

1278333 Unjointing A M HARRIS 3 Sept 1969 [3 Sept 1968] 43707/69 Heading B3V [Also in Division H4] A method of separating glued members comprises applying to one member substantially ultrasonic vibrations for a period of time sufficient to destroy the glue structure of the joint. The apparatus emplo ...

Procede et installation de phosphatisation organique des surfaces de metaux. Compagna Continentale Scear Sr, December 8, 1978: FR2390513-A1

Procédé et dispositif pour la phosphatisation des surfaces de pièces de métaux ferreux, non ferreux et leurs alliages au moyen d'un traitement avec une solution contenant un polyphosphate pour le dépôt d'une couche de phosphate de fer et de zinc et revêtement au moins d'une pellicule de matière poly ...

Levavasseur Robert: Improvements in sonic and ultra-sonic generators. Centre Nat Rech Scient, April 30, 1969: GB1150549-A

1,150,549. Whistles. CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE. 9 June, 1966 [9 June, 1965], No. 25780/66. Heading G5J. A sonic or ultrasonic whistle, which may be used to dissociate a gas into gases and particles includes an annular duct comprising at successive downstream locations, a turbulenc ...