Description: The packer is the underhole packoff tool and the cavain support packer which solutes seal by listing and putting tube and changing long and short track setting. .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