Emile Gagnan
Emile Gagnan was an engineer specialized in gases working in Paris for the company Liquid air.
To mitigate the gasoline shortage imposed by the Germans, Gagnan miniaturized a pressure reducer to make it possible to supply the engines of gas truck for domestic use,
In 1943, at the request of Jacques-Yves Cousteau, it will adapt its pressure reducer to the bottles of underwater air of the plungers to create, the Aqualung modern. This new aqualung will earlier return obsolete that developped at the point by Yves the Prior twenty years.
With Cousteau they will name the pressure reducer l'" Aqualung" of Cousteau-Gagnan. Moreover, the sale of the Butane and Propane since 1925 cause a drop in the prices of the bottles.
After the war, the Cousteau-Gagnan company turns to the leisures and Jacques Yves Cousteau understands that there is a true market incipient in the diving. This one did not exist in 1865. It deposits its patent and using television, it will propagate in the whole world its invention and its name.
| Random links: | Bréhand | Sarpourenx | Canton of Delme | Czech philharmonic orchestra | Jyri Pelkonen | Chladni_(cratère) |