Adjustable polished rod packing box

Our modified self-sealing polished rod packing box can adjust the packing's tightness with respect to the change of the flow tubing pressure, thus, improving the packing's lifetime and reducing the operating times of packings.
The cost of introducing:
The contact about this company is Fees Information, you must spend a small amount of money to obtain it. Click Here to see the price table.
Contact information:
Xi’an Dongxin Petroleum Equipment Plant Co., Ltd
2408, A building, Kaichuang International Building, NO. 31 Gaoxin Road, Xi'an, China[710075]
Send message
Membership: Sign In, Or Register now.
[ Close ]   [ Print ]   [ Top ]
Best Viewed With Internet Explorer 6.0
© 2008 DRS iNNOVATIONS GROUP LTD. All Rights Reserved