Please download the dossier by clicking on the dossier button x
×

Anti-bit balling drilling fluids, and methods of making and use thereof

  • US 10,526,520 B2
  • Filed: 03/14/2018
  • Issued: 01/07/2020
  • Est. Priority Date: 02/03/2017
  • Status: Active Grant
First Claim
Patent Images

1. A drilling fluid consisting of:

  • water;

    from 50 to 700 lb/bbl of a clay-based component based on total weight of the drilling fluid;

    optionally including at least one or more additives selected from the group consisting of weighting agents, fluid loss control agents, lost circulation control agents, viscosifiers, dispersants, pH buffers, electrolytes, glycols, glycerols, dispersion aids, corrosion inhibitors, defoamers, starches, xanthan gum polymers, and combinations thereof, anda polyethylene glycol comprising Formula (I);

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×