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Anaerobic corrosion information


Bacteria-induced anaerobic corrosion of a piece of iron

Anaerobic corrosion (also known as hydrogen corrosion) is a form of metal corrosion occurring in anoxic water. Typically following aerobic corrosion, anaerobic corrosion involves a redox reaction that reduces hydrogen ions and oxidizes a solid metal.[1] This process can occur in either abiotic conditions through a thermodynamically spontaneous reaction or biotic conditions through a process known as bacterial anaerobic corrosion. Along with other forms of corrosion, anaerobic corrosion is significant when considering the safe, permanent storage of chemical waste.[2]

  1. ^ Melchers, Robert E. (2014). "Microbiological and abiotic processes in modelling longer-term marine corrosion of steel". Bioelectrochemistry. 97: 89–96. doi:10.1016/j.bioelechem.2013.07.002. hdl:1959.13/1063278. ISSN 1567-5394. PMID 24067447. Archived from the original on 2023-02-21. Retrieved 2021-11-23.
  2. ^ Hall, David S.; Behazin, Mehran; Jeffrey Binns, W.; Keech, Peter G. (2021). "An evaluation of corrosion processes affecting copper-coated nuclear waste containers in a deep geological repository". Progress in Materials Science. 118: 100766. doi:10.1016/j.pmatsci.2020.100766. ISSN 0079-6425. S2CID 228835896.

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Anaerobic corrosion

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Anaerobic corrosion (also known as hydrogen corrosion) is a form of metal corrosion occurring in anoxic water. Typically following aerobic corrosion, anaerobic...

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Corrosion

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distinguished from the hydrolytic class DIN 12111 (ISO 719). Anaerobic corrosion – metal corrosion occurring in the presence of anoxic waterPages displaying...

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Bacterial anaerobic corrosion

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Bacterial anaerobic corrosion is the bacterially-induced oxidation of metals. Corrosion of metals typically alters the metal to a form that is more stable...

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Microbial corrosion

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environment, are the common corrosion-causing factors resulting in biogenic sulfide corrosion. Without presence of oxygen, anaerobic bacteria, especially Desulfovibrio...

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Upflow anaerobic sludge blanket digestion

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Upflow anaerobic sludge blanket (UASB) technology, normally referred to as UASB reactor, is a form of anaerobic digester that is used for wastewater treatment...

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Schikorr reaction

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reaction can occur in the process of anaerobic corrosion of iron and carbon steel in various conditions. Anaerobic corrosion of metallic iron to give iron(II)...

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Hydrogen

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is slower. Because iron is widely used structural material, its anaerobic corrosion is of technological significance: Fe + 2 H2O → Fe(OH)2 + H2 Many...

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Behavior of nuclear fuel during a reactor accident

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suggests that when the hydrogen (H2) concentration is high (due to the anaerobic corrosion of the steel waste can) the oxidation of hydrogen at the nanoparticles...

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Nascent hydrogen

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inorganic chemistry and corrosion sciences to explain hydrogen embrittlement in metals exposed to electrolysis and anaerobic corrosion (e.g., dissolution of...

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Spent nuclear fuel

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suggests that when hydrogen (H2) concentration is high (due to the anaerobic corrosion of the steel waste can), the oxidation of hydrogen at the nanoparticles...

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Biogenic sulfide corrosion

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in pressurized mains to avoid the anaerobic condition to develop. In sewerage areas where biogenic sulfide corrosion is expected, acid resistant materials...

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Spall

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a variety of mechanisms, including as a result of projectile impact, corrosion, weathering, cavitation, or excessive rolling pressure (as in a ball bearing)...

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Fouling

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particles, typically colloidal particles, on a surface Corrosion fouling, i.e., in-situ growth of corrosion deposits, for example, magnetite on carbon steel...

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Hydrogen sulfide

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oxygen, such as in swamps and sewers; this process is commonly known as anaerobic digestion, which is done by sulfate-reducing microorganisms. It also occurs...

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Halomonas titanicae

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to metal corrosion. Additionally, numerous metallopeptidases are present. Nitrate reductases, indicative of the ability to perform anaerobic respiration...

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Redox

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the positive electrode is the cathode and the negative is the anode. Anaerobic respiration Bessemer process Bioremediation Calvin cycle Chemical equation...

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Acetogen

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a microorganism that generates acetate (CH3COO−) as an end product of anaerobic respiration or fermentation. However, this term is usually employed in...

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Hypolimnetic aeration

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waste from the surface zones. Consequently, sludge accumulates in the anaerobic environment of the deep water, leading to higher concentrations of ammonium...

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Acetic acid

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1021/ja00123a013. ISSN 0002-7863. "Corrosion by Acetic Acid—A Report of Task Group T-5A-3 On Corrosion by Acetic Acid (1)". Corrosion. 13 (11): 79–88. 1 November...

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Biodegradation

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rapidly than anaerobic digestion, while anaerobic digestion does a better job reducing the volume and mass of the material. Due to anaerobic digestion's...

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Green rust

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compounds were identified in green corrosion crusts that form on iron and steel surfaces, in alternating aerobic and anaerobic conditions, by water containing...

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Calcium nitrate

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easy degradable organic matter is consumed, which otherwise can cause anaerobic conditions downstream as well as odour emissions itself. The concept is...

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Marine construction

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subject atmospheric corrosion, splash zone corrosion, crevice corrosion, and other causes, including corrosion due aerobic and anaerobic bacteria interacting...

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In situ chemical reduction

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Fe2+ (resulting from corrosion of Fe0) may also dechlorinate RX, producing Fe3+. Pathway C shows that H2 from the anaerobic corrosion of Fe2+ might react...

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Active packaging

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developed. Corrosion inhibitors can be applied to items to help prevent rust and corrosion. Volatile corrosion inhibitors (VCI) or vapor phase corrosion inhibitors...

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Sewage treatment

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(measured as biological oxygen demand) from sewage,  using aerobic or anaerobic biological processes. A so-called quarternary treatment step (sometimes...

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