Description: The packer is the underhole packoff tool which needs cavain packer and downhole support cavain setting, and rises the tube to solute seal.It can demonstrate the work principle and the structure composition, and may carry on disassemble and assemble training and the column assembling according to the standard. Details:
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No.1, Bei Yi Xiang, Damucang Hutong, Xidan, Beijing P.R.C.100032
Copyright © 2009 China Educational Instrument & Equipment Corp. All rights reserved.
Damucang Hutong, Xidan, Beijing P.R.C.100032