Patent · US Active

Inhibition of bacterial growth in pipelines

US10344905B2 · kind B2 · utility

0Cited by

2References

6Claims

0Family size

Assignee

Total E&P Danmark A/S · DK

Inventors

Kristian Mogensen · Copenhagen, DK
Trine Ljungstrøm · Copenhagen, DK
Jan Larsen · Odense, DK

Key dates

Filing date	Jul 17, 2014
Grant date	Jul 9, 2019
Priority date	—
Expiry date	Jul 17, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2208/32
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Use fresh water or water with sufficiently reduced salinity to trigger burst of bacterial cell wall due to osmotic pressure gradient. Combine the freshwater with conventional biocide treatment and pigging to increase the likelihood of killing the bacteria responsible for reservoir souring.

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