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IPO(Internal Pressure operated) circulating valve allows circulation through the work string before trip-out and serves as a drain during trip-out. It can be run in cased holes or open holes and maintains a full bore through the tool.
Features:
Requires no string manipulation to operate tool.
Permits passage of wireline tools through full opening bore.
| O.D./in | Working Pressure | Working Environment | Working Temperature | Connection |
| 5" | 10K PSI 15K PSI | Mud, Crude Oil, Natural gas with H2S | -29℃~+204℃ | EUE/IF/CAS |
| 3-7/8" | ||||
| 3-1/8" |