Results 11 to 20 of about 901 (245)

Comparison of Nitrate and Perchlorate in Controlling Sulfidogenesis in Heavy Oil-Containing Bioreactors

open access: yesFrontiers in Microbiology, 2018
Control of microbial reduction of sulfate to sulfide in oil reservoirs (a process referred to as souring) with nitrate has been researched extensively.
Gloria Ngozi Okpala, Gerrit Voordouw
doaj   +1 more source

Hydrocolloid sour taste control in pasteurized rice [PDF]

open access: yesJournal of Food Science and Technology, 2013
The effects of kappa (κ)-carrageenan and carboxymethyl cellulose (CMC) in controlling the sourness intensity perception of added acetic, citric, and tartaric acids in solutions for steeping and cooking of rice intended for pasteurization were determined.
openaire   +2 more sources

Attenuating Sulfidogenesis in a Soured Continuous Flow Column System With Perchlorate Treatment

open access: yesFrontiers in Microbiology, 2018
Hydrogen sulfide production by sulfate reducing bacteria (SRB) is the primary cause of oil reservoir souring. Amending environments with chlorate or perchlorate [collectively denoted (per)chlorate] represents an emerging technology to prevent the onset ...
Anna L. Engelbrektson   +15 more
doaj   +1 more source

EFFECT OF SYNTHETIC COLORING DYE ERYTHROSINE (E127) IN RATS [PDF]

open access: yesJournal of Environmental Science, 2019
Food additives are substances used in food industry in order to improve the food’s taste, appearance by preserving its flavor and preventing it from souring. Food additives are added to the most junk and fast foods, especially food for kids.
, G. Bayoumy Marwa   +3 more
doaj   +1 more source

Reservoir souring: sulfur chemistry in offshore oil and gas reservoir fluids

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
The injection of sulfate-containing seawater into an oil reservoir, for maintaining the reservoir pressure, can promote the growth of sulfate reducing bacteria and archaea near the injection wells, leading to the formation of sulfides such as hydrogen ...
Mahsan Basafa, Kelly Hawboldt
doaj   +1 more source

Understanding Microbial Community Dynamics in Up-Flow Bioreactors to Improve Mitigation Strategies for Oil Souring

open access: yesFrontiers in Microbiology, 2020
Oil souring occurs when H2S is generated in oil reservoirs. This not only leads to operational risks and health hazards but also increases the cost of refining crude oil.
Avishek Dutta   +8 more
doaj   +1 more source

THEORETICAL MODEL OF COLOR CHANGE FOR MILK REDUCTASE SAMPLE WITH RESAZURIN FOR MILK QUALITY CONTROL DURING ITS STORAGE [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2020
Subject of Research. The paper deals with theoretical justification of moving from an organoleptic analysis of milk quality in accordance with the requirements of the national standard to objective control based on quantitative assessment by an ...
Elena V. Gorbunova   +5 more
doaj   +1 more source

Synergy of Sodium Nitroprusside and Nitrate in Inhibiting the Activity of Sulfate Reducing Bacteria in Oil-Containing Bioreactors

open access: yesFrontiers in Microbiology, 2018
Sodium nitroprusside (SNP) disrupts microbial biofilms through the release of nitric oxide (NO). The actions of SNP on bacteria have been mostly limited to the genera Pseudomonas, Clostridium, and Bacillus.
Tekle T. Fida   +6 more
doaj   +1 more source

Development of pH-Controlled Aluminum-Based Polymeric Gel for Conformance Control in Sour Gas Reservoirs [PDF]

open access: yesACS Omega, 2020
Excessive water production from natural gas reservoirs is a main challenge facing the industry nowadays. Polymeric gelants have been widely applied to seal the water production zones, leading to a more feasible production operation. Nevertheless, conventional treatments fail in reservoirs characterized with the presence of sour gases.
Mohamed Shamlooh   +4 more
openaire   +5 more sources

The Effectiveness of Nitrate-Mediated Control of the Oil Field Sulfur Cycle Depends on the Toluene Content of the Oil

open access: yesFrontiers in Microbiology, 2017
The injection of nitrate is one of the most commonly used technologies to impact the sulfur cycle in subsurface oil fields. Nitrate injection enhances the activity of nitrate-reducing bacteria, which produce nitrite inhibiting sulfate-reducing bacteria ...
Navreet Suri   +2 more
doaj   +1 more source

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