Patent · US Active

Acidic cleaner

US11421191B1 · kind B1 · utility

1Cited by
3References
42Claims
0Family size

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Key dates

Filing dateNov 13, 2019
Grant dateAug 23, 2022
Priority date—
Expiry dateApr 16, 2040

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D2111/20
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Methods and compositions for cleaning industrial equipment (e.g. biofuel or corn ethanol plant equipment) in place at high temperatures using acidic methane sulfonic acid compositions having a low pH.

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