Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Behind casing water flow detector

Behind casing water flow detector

US Patent 4524272 · Granted Jun 18, 1985

Estimated economic value: $5,953,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Methods for differentiating and quantifying non-radioactive tracers downhole2025
Systems and methods for differentiating non-radioactive tracers downhole2024
Methods for differentiating and quantifying non-radioactive tracers downhole2024
Non-radioactive tracers to evaluate fracturing procedures2023
Methods for differentiating and quantifying non-radioactive tracers downhole2023
Systems and methods for differentiating non-radioactive tracers downhole2023
Use of natural low-level radioactivity of raw materials to evaluate gravel pack 2022
Capture gamma ray spectroscopy for analyzing gravel-packs, frac-packs and cement2021
Identification of cement in subterranean borehole regions using a ratio of captu2021
Systems and methods for differentiating non-radioactive tracers downhole2021
Non-radioactive tracers to evaluate fracturing procedures2020
Use of natural low-level radioactivity of raw materials to evaluate gravel pack 2019