AUTOMATIC LATCHING DEVICE FOR DOWNHOLE GAUGES
Designed for engaging on permanent dowhole gauges installed in the well at the selected depth followed by retrieval to surface.
It is used in production, observation and injection oil and gas wells as part of a downhole lubricator equipped with a stuffing box on the tubing ø73 mm, in the process of performing well testing and wireline operations permanent downhole gauges and pressure gauges using a winch on a wire, and when scraping the inner walls of the tubing from asphaltene-resin-paraffin deposits.
|Body material||Stainless steel|
|Dimensions (diameter x length)||Ø 87 х 466 mm|
|Operating pressure||35 MPa|
|Operating temperature||not more than +100°С|
|Weight||not more than 9.0 kg|
|Anchor for fixing the downhole gauges in the well|
|Fork for holding the anchor until actuated|
|Wire/cable attachment (cable head)|
|Collet catcher for engaging on the anchor and retrieving it with the gauge to surface|
|Expander with nut for removing the anchor|