FIELD: oil industry, particularly devices to move, install, fix, release or remove tools from oil production and injection wells.
SUBSTANCE: ball catcher comprises body with wire guiders arranged inside it. The wire guiders extend from bottom to top thereof from one side to another opposite body side. The ball catcher also has conical wire basket directed so that cone apex face downwards and cone base is arranged under upper point of wire guiders.
EFFECT: increased operational reliability.
1 dwg
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Authors
Dates
2005-12-10—Published
2005-01-12—Filed