1. The effects of plate thickness and bevel angle in a 150 mm line size orifice;Husain,1986
2. The swirl damping properties of pipe roughness and the implications for orifice meter installation;Mottram,1986
3. The effects of flow straighteners on orifice plates in good flow conditions;Smith,1986
4. Ruttens, O.German Patent 520.484 Filed 1928 (1931)
5. Further development of the British Gas ultrasonic flowmeter;Nolan,1986