METHOD OF ASSEMBLY OF COMPOUND CONTINUOUSLY WOUND SUCKER-ROD STRING AND STAGE OF CONTINUOUSLY WOUND SUCKER-ROD STRING Russian patent published in 2002 - IPC

FIELD: oil production, particularly, methods of assembly of compound continuously wound sucker-rod string and stage Of said string; applicable in oil production, mainly, with use of sucker-rod pumps. SUBSTANCE: essence of the invention consists in that method of assembly makes it possible to preliminarily select the most hazardous sections of flexible pulling member, install limiting members on boundaries of said sections or use existing string components for distinguishing of fixed sections and install functional members on fixed sections in the course of lowering of pulling member. In this case, total length of functional members is less than length of section fixed by limiting members. Method is realized by proposed device. EFFECT: improved technical and economic indices. 3 cl, 3 dwg