In recent years, polymer flooding has become a mature technology to improve the reservoir recovery rate and has been successfully implemented in many oil fields. Because of high operating costs of a polymer flooding project and the impact to the…
In this paper, maleic anhydride, EVA, and tetradecyl primary amine were used as raw materials to synthesize an amidated maleic anhydride-EVA copolymer as pour point depressant. The pour point depressant is formulated with a certain amount of enhancer…
Natural gas, as a very important source of energy and chemical feedstock, can be used in place of coal to lower net carbon dioxide emissions. Membrane separation technology is an attractive alternative for natural gas purification where the…
The main scientific an practical results in the field of creating petroleum products supply facilities of a new generation based on the modified polymeric materials are presented. The technical requirements, evaluation methods, techniques and…
Wax deposition is a serious issue during the pipeline transportation of crude oil. This research work has investigated the effects of some important parameters on the flow characteristic of crude oil during the pipeline transportation in offshore and…
The purpose of the work is to conduct a comparative analysis of the stability of two types of polymer coatings to the effects of formation water and hydrochloric acid based on the analysis of mechanical properties, thermal stability and surface…
Crude oil extraction, transportation and even its storage require a lot of struggle due to its high density, high viscosity and high pour point. To overcome these problems, polymers have attracted much attention as efficient chemical additive.…
Spilled oil treated with Corexit dispersant can cause unintended impacts on marine environment systems including altering marine organic matter dynamics
The main scientific an practical results in the field of creating petroleum products supply facilities of a new generation based on the modified polymeric materials are presented. The technical requirements, evaluation methods, techniques and…
On Petrocedeno field has been developed a Polymer Flood Pilot with the purpose of evaluating the applicability of this technology in extra-heavy oil reservoirs and considering its uses on the rest of the field. For the integrity of this project it is…
This paper presents the design of a polymer flood pilot in a very heterogeneous, sour Heavy Oil reservoir (referred to as HO Reservoir in this paper), which has three times the salinty of sea water with a high mineral content. In addition, the paper…
Heavy oil reservoirs remain challenging for surfactant-based EOR, particularly in selecting fine-Tuned chemical formulations which exhibit high performances and are cost-effective. This paper reports a core-scale laboratory feasibility study, aiming…
South part of NN reservoir, located at Bohai Bay of China, has reservoir characteristics of complex oil-water contact system, thin single pay zones of 6~8 m and heavy oil viscosity with 413~741mPas. At initial natural energy production stage, daily…
Clarifying agent is an important agent to treat the wastewater produced from the polymer flooding in oil field (it containing residual polymers) and different type of clarifying agent realizes different oil-water separation processes. Three kinds of…
Production, transportation and storage of highly waxy crude oil is very challenging. This is because they are usually characterised by high content of macro-crystalline waxes, predominantly consisting of n-alkanes (C18 to C36) that which could cause…
In this paper, maleic anhydride, EVA, and tetradecyl primary amine were used as raw materials to synthesize an amidated maleic anhydride-EVA copolymer as pour point depressant. The pour point depressant is formulated with a certain amount of enhancer…
In this paper, maleic anhydride, EVA, and tetradecyl primary amine were used as raw materials to synthesize an amidated maleic anhydride-EVA copolymer as pour point depressant. The pour point depressant is formulated with a certain amount of enhancer…
Throughout the years we have realized the importance of asphalt in everyday life because to transport us from one place to another it is essential to pass the roads. There are a total of 171, 347 km of paved roads in Mexico of which 50, 435 km are…
By means of Differential Scanning Calorimetry applied to w/o microemulsions, the experimental evidence has been obtained of the presence of two forms of water, namely, “free” and “interphasal” distinguished by the melting temperatures of,…
In this paper, maleic anhydride, EVA, and tetradecyl primary amine were used as raw materials to synthesize an amidated maleic anhydride-EVA copolymer as pour point depressant. The pour point depressant is formulated with a certain amount of enhancer…
Asphaltene precipitation plays a key role in many flow assurance problems like fouling in production facilities, pipelines and refineries. Several attempts have been made to stabilize the asphaltene and prevent its precipitation by using asphaltene…
In this paper, maleic anhydride, EVA, and tetradecyl primary amine were used as raw materials to synthesize an amidated maleic anhydride-EVA copolymer as pour point depressant. The pour point depressant is formulated with a certain amount of enhancer…
Drag reduction mechanism of alpha olefin in crude oil had been investigated in study. Molecular dynamics simulations and quantum chemistry calculation at molecular level based on density functional theory were carried out. By investigation to…
[Display omitted] • Water-soluble hyperbranched polymer (HCPATE) is synthesized and characterized. • HCPATE is inspected as a corrosion inhibitor on X60 pipeline steel in HCl medium. • The corrosion inhibition efficiency attained a maximum of 94.86%…
The key mechanisms in enhancing crude oil recovery include the reduction of interfacial tension (IFT) between the trapped crude oil and the injected flooding solution, the wettability alteration of the reservoir rocks, in-situ emulsification, pore…
Chemical additives are widely used in all facets of natural gas processing, including production, processing, and transmission. They have a vital role in protecting equipment, reducing power consumption, and increasing process reliability. In this…
Chemical additives are widely used in all facets of natural gas processing, including production, processing, and transmission. They have a vital role in protecting equipment, reducing power consumption, and increasing process reliability. In this…
Plastic wastes are introduced into the environment inevitably and their exposure in the environment causes deterioration in its mechanical and physicochemical properties. This leads to the formation of plastic fragments, which are considered as micro…
The oil and gas producing industries have released oil spills and waste gases into the marine environment, thereby leading to marine pollution. Research into the proper and dynamic solutions to address this problem to clean up oil spills is still a…
Plastics are materials composed of polymers, defined as repeating chains of molecules that can be easily processed and shaped. Common plastics are obtained from fossil fuels, such as crude oil and natural gas, and are nowadays the main materials of…