Patent ID: 6997212

Claim:
A choke valve, comprising: a) a valve body forming a bore extending therethrough which provides a body inlet, a body outlet and an insert chamber therebetween; b) a removable insert assembly positioned in the insert chamber and comprising: i. a tubular cartridge having a side wall forming an internal bore and having a port communicating with the body inlet, whereby high pressure fluid enters through the body inlet, ii. a bonnet connected with and closing the upper ends of the cartridge and the body, the bonnet being disengagably connected with the body, and iii. a pressure reducing flow trim positioned in the cartridge bore, the flow trim having a restrictive opening whereby fluid from the body inlet may enter the flow trim at reduced pressure and pass through the body outlet, and c) a temperature transmitter carried by the tubular cartridge, and having a temperature sensing component for measuring the temperature at a location in the tubular cartridge and for transmitting signals indicative thereof.