[PDF] Top 20 Application of Polymers in Low Permeability Formations

... Saturate formation water to the sand pack which permeability is 2 μm 2 by 1 mL/min at 75 ˚C. First, inject 0.3 VP cationic polymer solution to the core sample, and put it in constant temperature water bath for 8 h ... See full document

... In general, the future of polymer matrix composites is bright. The engineering community is now in the second generation of applications of composites, and primary structures are now being designed with these materials. ... See full document

... the polymers they can be used as oxidants, deoxidants and dehydrating agents in chemical industry and hydrometallurgy for the separation and concentration of heavy and noble metals ions, waste water treatment, ... See full document

... || O results reveal that, synthesized polyesters have high thermal stability than polyamides. The fully aromatic polymers showed better stability than semi-aromatic ones. The higher thermal stability of polymer ... See full document

... and low invasive architectural and engineering ...the application of fibre reinforced polymer (FRP) strengthening techniques has become reasonably widespread as suitable solutions in addition to the ... See full document

... of polymers in Table 1 with those of metal alloys used in compact heat exchangers (listed in Table 3), big differences can be ...most polymers listed are lower than 1W/mK, which are around 100 times lower ... See full document

... The application of air in micro-bubbles DR is environmentally friendly and cheaper compared to polymers and surfactants ...the application of micro-bubbles as DRAs was by ...injecting low void ... See full document

... Low permeability soil was collected from the Hawks bay beach in Karachi. The soil sample was classified as sandy soil (97.6% sand, 2% silt and 0.4% clay) by the Unified Classification System procedure ... See full document

... of back muscle activity in LBP patients differed from healthy controls. Particularly, a 9 × 7 (63)-channel LA-SEMG system (62 electrodes plus one common ground located at the center of the pad) measuring 25 cm tall by 19 ... See full document

... compound, permeability is often tested in vitro by means of cell-based assays such as the Caco-2 assay [2- ...vitro permeability assessment, interpretation of the results from such assays needs careful ... See full document

... The diversification of macro-organisms over the last 500 million years often coincided with the development of new environmental niches. Microbial diversification over the last 4 billion years likely followed similar ... See full document

... The literatures studied establish the possibility of utilizing solid waste materials like, plastic, wood, metal, paper, glass and demolished concrete as constituent of building materials. The use of these wastes at ... See full document

... shaly low-permeability rocks at the initial stage of the «oil window» or at the approach to it in the source beds containing rich but relatively immature organic ... See full document

... of permeability values in the vertical and horizontal directions were measured directly during the pause stages of consolidation tests conducted in the hydraulic consolidation (Rowe cell) ...head ... See full document

... Therefore, we want to study the variation of the SPC with micro-structure parameters and elastic moduli of rocks when taking into account the effects of the difference in the zeta potential between samples for a set of ... See full document

... (2) Vitrinite reflectance: 1. 50 points of measurement were assessed to obtain the vitrinite reflectance measurement of the Jiao-Zuo coal sample and the Fu-Xin coal sample and the average Ro% values were respectively ... See full document

... of low-molecular or short-chain alkyl-substituted thiophenes with a linear carbon skeleton in pyrolysis products is due to the involvement of carbohydrate components of the starting organic matter in the processes ... See full document

... The Court has a wide margin of manoeuvre in its application of the Priority Policy, which can sensibly influence the volume of pending applications and the ratio of the various categories within them. For example, ... See full document

... Scaffold provides adequate signals (e.g., through the use of adhesion peptides and growth factors) to the cells, to induce and maintain them in their desired differentiation stage and for their survival and growth Thus, ... See full document

... of permeability, this will decrease the structural compressive strength, water transport on the structure are caused by the variables on the model ...The permeability influence that relate with the ... See full document