| blowcase [`blō´kās] CHEMICAL ENGINEERING A cylindrical or spherical corrosion- and pressure-resistant container from which acid is forced by compressed air to the agitator; used in manufacture of acids but largely superseded by centrifugal pumps. Also known as acid blowcase; acid egg. PETROLEUM ENGINEERING 1. A pumping device used to transfer crude oil and water mixtures without agitation in order to prevent emulsions. 2. See <<drip>> |