Hot fluid injection blockage relieving and production increasing process for immovable string
A thermal fluid and heat injection technology, which is applied in the direction of production fluid, wellbore/well components, earthwork drilling and production, etc., can solve the problems of clogging of electric submersible pump with reduced diameter of tubing, poor fluidity, and affecting the production effect of ordinary heavy oil wells, etc., to achieve Reduce operational safety risks and workload, optimize injection temperature and pressure, and ensure the effect of plugging removal and production increase
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[0019] In order to make the purpose, technical solutions and advantages of this document clearer, the embodiments of this document will be described in detail below in conjunction with the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other.
[0020] In the following description, a lot of specific details are set forth in order to fully understand this article, but this article can also be implemented in other ways than described here, therefore, the protection scope of this article is not limited by the specific embodiments disclosed below .
[0021] The following describes the heavy oil recovery equipment and the unplugging process of hot fluid injection in the fixed pipe string according to some embodiments of the present invention with reference to the accompanying drawings.
[0022] The heavy oil recovery equipment adopted in ...
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