Patent · US Expired

Methods, apparatus and products useful in the operation of a sucker rod pump during the production of hydrocarbons

US6857474B2 · kind B2 · utility

21Cited by
12References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 2001
Grant dateFeb 22, 2005
Priority date
Expiry dateJan 18, 2022

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/009
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Apparatus, methods and products for monitoring/controlling a reciprocating well producing hydrocarbons from a wellbore, which determine the surface card from a well operating characteristics, determine the downhole card, and display both at the same scale for position.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.