Intellectual Property

HWSB® and DFSD® are registered trademarks and the sole property of KBK. Absent KBK’s approval, use of the HWSB and DFSD trademarks is prohibited. Additionally, products represented by the HWSB and DFSD trademarks are protected by patents listed below, which are the sole property of KBK. Use of the patented technology is expressly prohibited absent KBK’s approval.

Patents & Trademarks

HWSB

  • Apparatus for separating oil well products—U.S. Patent No.: 8496740
  • Separation vessel with enhanced particulate removal—US Patent No.: 9765265
  • Separation vessel with enhanced particulate removal—Canada Patent 2 856 766
  • Hydrodynamic water-oil separation breakthrough—U.S. Patent No.: 9744478
  • Hydrodynamic water-oil separation breakthrough – US Patent Application No. 15/6529978
  • HWSB with Nano Bubble Technology – U.S Patent Pending
  • U.S. Federal Trademark Registration No.: 4533147

DFSD

  • Desanding, flow splitting, degassing vessel—U.S. Patent No.: 9199251
  • Desanding, flow splitting, degassing vessel – US Patent No.: 9873067
  • De-sanding tank with conical bottom—U.S. Patent No.: 9199251, 9656276
  • De-sanding tank with conical bottom and advancements – 9943783
  • Desanding tank with hydro cyclones – US Patent Pending
  • DFSD Gen 2 with advanced desanding technology – US Patent Pending
  • DFSD with advanced flow equalization process – US Patent Pending
  • DFSD Gen 2 with advanced desanding and outlet flow equalization – US Patent Pending
  • U.S. Federal Trademark Registration No.: 4533143

HRAST

  • Highly Retentive Automatically Skimmable Tank - US Patent Application No. 9884774
  • HRAST Trademark Pending

HEGB

  • High Efficiency Fluid Separation Device (Gun Barrel) – US Patent No.: 9630126
  • U.S. Federal Trademark Registration No.: 4724944