نمایش نتیجه 1 تا 5 از 5 نتیجه یافت شده برای PRV:
annular pressure relief valve.
n: a component in HPHT filter press,used to store high-temperature filter and prvente the filter being evaporated
n: the cover in the well head used to prvent the things dropping into the well after pulling out the tools
n: tar asphalt paint , it prvents from corruption.
a lubricant, anti-gall and sealer applied to the pin threads when making a connection in the pipe.
pressure relief valve.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
