Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Production of a polyacrylamide solution used in an oil recovery process

Production of a polyacrylamide solution used in an oil recovery process

US Patent 4633947 · Granted Jan 6, 1987

Estimated economic value: $26,429,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Preparation and cooling of aqueous polymer solution1990
Apparatus and method for mixing a gel and liquid1989
Oil recovery process using a treated polymer solution1989
Apparatus and method for the continuous production of aqueous polymer solutions1989
Flow control apparatus and method1988
Method of diluting a concentrated polymer solution for use in a hydrocarbon reco1988
Dilution apparatus and method1987
Apparatus and method for the continuous production of aqueous polymer solutions1987
Polymer flow control apparatus1986
Method for preparing dilute polymer solutions1986
Method for preparing polymer solutions1986
Apparatus for preparing polymer solutions1985