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In this paper the compatibility of the biocide tetrakis(hydroxymethyl) phosphonium sulfate (THPS) and the oxygen scavenger ammonium bisulfite (ABS) were explored. Performance testing of both the biocide in the presence of the oxygen scavenger and the oxygen scavenger in the presence of biocide are reported.
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Observations and guidelines to conduct hydrostatic pressure tests of pipelines and/or process equipment. Concerns for hydrostatic pressure tests relate to the water itself, including any suspended solids, dissolved oxygen, or any Sulfate Reducing Bacteria (SRB) or Acid Producing Bacteria (APB) present in the test water.
Sodium bisulfite oxygen scavenger is being applied in some sea water flood injection systems in the Gulf of Mexico. High corrosion rates were observed in one field during periods when oxygen scavenger injection rates were elevated.
This paper will cover the background of increasing regulations and audits, the reasons why many coatings and fireproofing systems prematurely fail, and also the solutions that may help address these issues that many operators face today.