نمایش نتیجه 1 تا 3 از 3 نتیجه یافت شده برای casing threads:
n: The thread for connecting casing. Usually there are two types of threads: API round thread and acme thread.
n: a high quality thread butter usually used when connect the casing threads
a radioactive tag or marker in the casing threads or the perforation that can quickly and positively be found wit h a gamma ray log.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
