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RU2624938C1
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Device for protection of sealing rings
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RU2634318C1
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Self-retaining hydraulic armature
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RU2634317C1
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Method of controlled injection of liquid through formation (versions)
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RU2634319C1
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Device for controlled injection of water into formation
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RU2623344C1
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Downhole electric plunger pump
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RU2623345C1
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Rod well pump for horizontal wells
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RU2629511C1
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Tubing engagement and disengagement device
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RU2622560C1
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Swivel adapter for pumping stands
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RU2634316C1
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Anchor for tubing
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RU2620700C1
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Controlled well electromechanical valve
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RU2610939C1
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Recovery method for formation fluid from horizontal drill hole
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RU2635953C2
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Pulsating gas turbine engine
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RU2623138C1
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Self-aligning travelling valve of sucker rod pump
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RU2616145C1
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Self-aligning valve of bottom hole pump
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RU2614169C1
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Method and equipment for interval research of formation parameters at tubes
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RU2610484C2
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Method and device for adjustable injection of fluid to layers with automated measuring of process parameters
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