The relative ease of manufacturing has made torispherical heads the most widespread pressure vessel head shape, finding application in recompression chambers, distillation towers, petrochemical plants ...

Check out 427ci Windsor Ford Arias Hemispherical Head Conversion, the modification process and dyno results prove that you can get a great street engine from a race engine. - Popular Hot Rodding ...

Although hemispherical head designs are common to aircraft engines of the era, this is Chrysler’s first application.

In-vessel retention (IVR): A severe accident mitigation strategy aimed at cooling and stabilising molten core materials within the reactor pressure vessel.

Built to ASME specifications in various jacket styles and pressure ranges, Lee Industries hemispherical kettles are available with a wide variety of accessories and may be modified or custom built ...

While the Max Wedge's cylinder heads were competitive, there are a couple of reasons why Mopar reverted back to hemispherical heads for the 426 HEMI.