The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 1978
Filed:
Aug. 31, 1977
Marcel Levecque, Birchrunville, PA (US);
Jean A Battigelli, Rantigny, FR;
Dominique Plantard, Rantigny, FR;
Saint-Gobain Industries, Neuilly-sur-Seine, FR;
Abstract
Gas blast attenuation of thermoplastic attenuable material is disclosed including the use of a principle current or blast with one or more jets of smaller cross section directed transversely into the blast and creating zones of interaction having whirling currents, especially of the kind developed in toration techniques, the whirling currents including fuel and comburent components in proportions providing a combustible mixture, and a stream of thermoplastic attenuable material at a temperature at least as high as the ignition temperature of said mixture being delivered into each zone of interaction.