Joseph George Spitzer, Marvin Small, Lloyd I Osipow, Dorothea C Marra: Aerosol containers for foaming and delivering aerosols and process. July 20, 1976: US03970219 (88 worldwide citation)

An aerosol container is provided for foaming a liquid aerosol composition therein prior to expulsion from the container and then expelling the resulting foamed aerosol composition comprising, in combination, a pressurizable container having a valve movable between open and closed positions, with a v ...