recovery separation and fractionation of natural gas liquids
Báo cáo khoa học: Separation and characterization of caveolae subclasses in the plasma membrane of primary adipocytes; segregation of specific proteins and functions docx
... subclass of SR-BI, which mediates binding of LDL and selective uptake of HDL cholesteryl esters and the efflux of cholesterol [30,31] SR-BI has previously been found in a caveolinenriched fraction of ... and analysed for caveolin content by SDS ⁄ PAGE and immunoblotting with anticaveolin-1 antibodies A broad peak with a shoulder of caveolin suggested heterogeneity and the partial separation of ... (lanes and 4, VHD-caveolae; lanes and 5, HD-caveolae; lanes and 6, LD-caveolae) The amount of the analysed proteins is expressed as arbitrary densitometric units and normalized to percentage of maximum...
Ngày tải lên: 16/03/2014, 13:20
Pulmonary tuberculosis associated with increased number and percentage of natural killer and B cells in the peripheral blood pot
... absolute numbers of NK and B cells while reduced percentage with an absolute numbers of CD4 + lymphocytes in the peripheral blood of patients with PTB A variety of immune abnormalities of the peripheral ... comprises of a predominant cellular response and majority of researchers have dismissed the participation of B cells in defending against the infection B cells and antibodies are thought to offer ... the percentages of CD8 + and cells expressing HLA-DR molecules between the patients with PTB and normal healthy individuals Table shows the comparison of the absolute number of various peripheral...
Ngày tải lên: 29/03/2014, 03:20
fundamentals of natural gas processing
... page of the major industrial organization dealing with all aspects of gas and gas liquids processing Gas Industry Consortium: www.naturalgas.org This site is the home page of the Natural Gas Supply ... Kansas, and the panhandles of Oklahoma and Texas Liquefaction Some gas plants are dedicated to the production of hydrocarbon liquids and a natural gas stream to make liquefied natural gas (LNG) ... programs of the U.S Department of Energy © 2006 by Taylor and Francis Group, LLC Overview of Gas Plant Processing 2.1 ROLES OF GAS PLANTS Gas plants play a variety of roles in the oil and gas industry...
Ngày tải lên: 02/04/2014, 15:58
high resolution separation and analysis of biological macromolecules, part a
... time of a nonretained solute The development of high resolution separations of peptides and proteins involves the separation of sample components through manipulation of both retention times and ... reversed-phase ligand is also a crucial step for the full experimental validation of the predictions of the solvophobic model and also to advance our understanding of the mechanism of peptide and protein ... the conformational analysis of peptides and proteins, the development of new optimization procedures, and the design of new ligands There is no doubt that the demands of the biotechnology industry...
Ngày tải lên: 11/04/2014, 09:46
high resolution separation and analysis of biological macromolecules, part b
... elution time of Mb, cyanogen bromide fragments of Mb and the live synthetic peptide standards Peptide standards 1, 2.3, 4, and contain 10, 20, 30, 40, and 50 residues, respectively, and their sequences ... peptides are sequences of amino acids encoded in the antisense strand of DNA >7 J E Van Eyk, C T Mant, and R S Hodges, in " H P L C of Peptides and Proteins: Separation, Analysis and C o n f o r m ... (ed.), "HPLC of Proteins, Peptides and Polynucleotides: Contemporary Topics and Applications." VCH Publishers, New York, 1991 is W S Hancock (ed.), "Handbook of HPLC for the Separation of Amino Acids...
Ngày tải lên: 11/04/2014, 09:46
Báo cáo hóa học: " Research Article Separation and Localisation of P300 Sources and Their Subcomponents Using Constrained Blind Source Separation" pot
... in terms of extraction of the relevant signals The algorithm was applied for separation and localisation of both audio and visual P300 sources The CBSS method was also used to separate and localise ... Ghahremani, and T J Sejnowski, “Blind separation of auditory event-related brain responses into independent components,” Proceedings of the National Academy of Sciences of the United States of America, ... mixing matrix 4.2 Separation and localisation of the P3a and P3b 4.2.1 Experiment data The EEG data were recorded using a Nihon Kohden model EEG-F/G amplifier and Neuroscan Acquire 4.0 software EEG...
Ngày tải lên: 22/06/2014, 23:20
Separation and determination of the physico chemical
... (2005) 1039–1044 of the lack of separation of mixtures of pigments However, the fractions that contained a mixture of the pigments were concentrated and rechromatographed 3.3 Purity of curcuminoid ... the separation of curcuminoid pigments; (ii) develop methodology for the preparative separation of curcuminoid pigments; (iii) determine the 2.2.1 Comparison of TLC methods for the separation of ... values indicated in Table All of the spots showed fluorescence under UV light Some of the developing solvents employed did not promote separation of DMC and BDMC The use of dichloromethane:methanol...
Ngày tải lên: 01/07/2014, 13:23
static behaviour of natural gas andits flow in pipes
... Static behaviour of natural gas and its low in pipes 465 z2 = Gas deviation factor calculated with exit pressure and temperature of gas p2 = Pressure at exit end of pipe z1 = Gas deviation factor ... overview of cutting edge research on natural gas which is a vital component of world's supply of energy Natural gas is a combustible mixture of hydrocarbon gases, primarily methane but also heavier gaseous ... is in centipoises Ohirhian and Abu (2008) have presented a formula for the calculation of the viscosity of natural gas The natural gas can contain impurities of CO2 and H2S The formula is: www.intechopen.com...
Ngày tải lên: 27/07/2014, 23:44
Báo cáo y học: " Occurrence and overlap of natural disasters, complex emergencies and epidemics during the past decade (1995–2004)" ppsx
... type of organizations and professionals who respond to natural disasters and CEs to ensure an integrated and coordinated response Further study of the relationships among natural disasters, CEs and ... organizations and professionals who respond to natural disasters and CEs; these include trainings on the different types of injuries and infectious diseases that occur according to different events and ... 0% Natural Disasters Complex Emergencies Epidemics Type of Event Figure Occurrences of natural disasters, complex emergencies and epidemics during the last decade (1995–2004)* Occurrences of natural...
Ngày tải lên: 13/08/2014, 13:21
Enrichment separation and determinations of cadmium(II) and lead(II) 1 phenyl 1h tetrazole 5 thiol chelates on diaion SP 207 by solid phase extraction flame atomic absorption spectrometry
... lÀ1 Recovery, % 90 80 70 Cd Pb 60 50 Amount of Ligand (mg) Figure Effects of amounts of 1-phenyl-1H-tetrazole-5-thiol on the recoveries of cadmium(II) and lead(II) ions (N = 3) 100 100 80 Recovery, ... the effects of sample and eluent flow rates on the recoveries of Cd(II) and Pb(II)-1-phenyl-1H-tetrazole-5-thiol chelates in the range of 1.5–6.0 ml minÀ1 The recoveries of Cd(II) and Pb(II) were ... at pH 6.5 by using phosphate buffer 3.2 Amounts of ligand The influences of amounts of 1-phenyl-1H-tetrazole-5-thiol on the retentions of Cd(II) and Pb(II) on Diaion SP-207 resin were also studied...
Ngày tải lên: 02/09/2015, 13:45
A study on the mutual coupling effects between 2 rectangular patch antennas as a function of their separation and angles of elevation
... ANTENNAS AS A FUNCTION OF THEIR SEPARATION AND ANGLES OF ELEVATION SEOW THOMAS (B.Eng (Hons), NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL & COMPUTER ... phenomenon of the interaction between electricity and magnetism James Clerk Maxwell united the theories of electricity and magnetism, bringing forth one of the most elegant mathematical description of ... importance and use such as microwave and satellite uplinks / downlinks As the world developed with the advent of Printed Circuit Boards, and importance placed on mobility and agility, the world of antenna...
Ngày tải lên: 26/09/2015, 10:43
Chemistry of calophyllum wallichianum, scapania undulata, plagiochila colorans and biotransformation of natural products
... Despite of the high similarity of the NMR spectrum between compound 75 and 72, their difference of the resonances of H-6, H-7 and H-8 was also clear Compare with the 2.5 Hz of JH-6,7 and 5.9 Hz of ... Data and HMBC Correlations of 120 Table 3-4 1H, 13C NMR Data and HMBC Correlations of 121 Table 3-5 13C NMR Comparison of 122 and Scapanin B Table 3-6 1H, 13C NMR Data and HMBC Correlations of ... 13C NMR Data and HMBC Correlations of 124 Table 3-8 1H, 13C NMR Data and HMBC Correlations of 125 Table 3-9 Comparison of the NMR Data of 120, 125 and 126 Table 3-10 1H, 13C NMR Data and HMBC Correlations...
Ngày tải lên: 03/10/2015, 20:33
Concept and classification of natural resources
... silver, and other metals Natural Resources And Human Histor y The technique of mixing metals to make alloys came next Bronze was composed of copper and tin Pewter was composed of tin, lead, and ... without Natural Resources Water is a natural resource We can not live without it! Natural Resources Other natural resources are plants and soil Natural Resources Animals and fish are also natural ... by humans Natural Resources Natural resources are things that are found in nature and useful to people We need natural resources to live Natural resources are things that people and animal...
Ngày tải lên: 02/06/2016, 14:02
The effects of fuel type and stove design on emissions and efficiency of natural-draft semi-gasifier biomass cookstoves
... 1, and had more heat addition to the stove body and energy transferred out of the stove via the exhaust gases These larger losses were the result of the high thermal mass of Stoves 1, 2, and ... in the form of char at the end of the test Most notably, an average of 52% and 59% of the energy input was left over as char at the end of the test for Stove fueled with corn cobs and wood pellets, ... the heat of vaporization of water (2260 J g−1), and mH2Oevap is the mass of water evaporated out of the pot during the test (g) The energy contained in the char remaining at the end of the test...
Ngày tải lên: 02/08/2016, 09:35
A White Paper Describing Produced Water from Production of Crude Oil, Natural Gas, and Coal Bed Methane pot
... volume of produced water and other wastes generated as a result of oil and gas E&P in the U.S and how those wastes were managed and disposed of Due to the differences between onshore and offshore ... Introduction One of the key missions of the U.S Department of Energy (DOE) is to ensure an abundant and affordable energy supply for the nation As part of the process of producing oil and natural gas, operators ... production of oil and gas on federal lands In addition, the BLM approves and supervises most oil and gas operations on American Indian lands The BLM regulations governing onshore oil and gas operations...
Ngày tải lên: 09/03/2014, 01:20
OVERVIEW OF FINAL AMENDMENTS TO AIR REGULATIONS FOR THE OIL AND NATURAL GAS INDUSTRY ppt
... technology reviews of these standards every eight years EPA’s existing air toxics standards for oil and natural gas production, and the standards for natural gas transmission and storage were issued ... performance standard for VOCs; a new source performance standard for sulfur dioxide; an air toxics standard for major sources of oil and natural gas production; and an air toxics standard for major ... (VOC) emissions and air toxics from several segments of the oil and gas industry The final rules are the result of the review of four air regulations for the oil and natural gas industry required...
Ngày tải lên: 15/03/2014, 20:20
AN EMERGING GIANT: PROSPECTS AND ECONOMIC IMPACTS OF DEVELOPING THE MARCELLUS SHALE NATURAL GAS PLAY ppt
... development of a network of thousands of miles of gathering lines and pipelines to carry this gas to consumers Another important cog in this system is natural gas processing facilities The Marcellus gas ... for the future of natural gas in our nation’s energy supply portfolio because it demonstrates the potential of unconventional sources of natural gas, such as tight sands and shale gas These supplies ... of natural gas development How gas development affects local economies is the focus of section five with an overview of the supply chain for natural gas development and how the functioning of...
Ngày tải lên: 31/03/2014, 05:21
standard handbook of petroleum and natural gas engineering
... Standard Handbook of Petroleum & Natural Gas Engineering Second Edition This page intentionally left blank Standard Handbook of Petroleum & Natural Gas Engineering Second ... the union of A, B, and all points on C in the interior of
Ngày tải lên: 02/04/2014, 16:08
lyons (1996) standard handbook of petroleum and natural gas engineering v 2
... mixtures of gas and liquid: formation volume of bubble point liquids [1,2] Reservoir Engineering MMPLE Figure 5-4 Properties of natural hydrocarbon mixtures of gas and liquid: formation volume of gas ... STANDARD HANDBOOK OF Engineering STANDARD HANDBOOK OF Engineering WILLIAM LYONS, PH.D.,P.E C EDITOR Gulf Professional Publishing an imprint of Butternorth-Heinemann STANDARD HANDBOOK OF ROLEUM ... densities of natural gases; effect of condensate volume on the ratio of surface gas gravity to well fluid gravity; pseudo-critical constants of gases and condensate fluids; pseudo-liquid density of...
Ngày tải lên: 04/06/2014, 13:25
Combustion and emission characteristics of a natural gas fueled diesel engine with EGR
... rate of natural gas is also observed The presence of EGR absorbs a considerable amount of the heat release, as a result of substituting some of O2 by CO2 and part of H2O in the exhaust gas This ... premixed combustion of the main gaseous fuel; as the charge is a homogenous mixture of natural gas and air that is ignited by the injection of the pilot diesel near the end of the compression ... that point, and (c) is _ _ _ the specificNG ), (m D ), andp/Cv) air ) are the mass flow rates of natural gas, (m heat ratio (C (m The value of (c) varies with the vari- ation of the gas temperature...
Ngày tải lên: 15/06/2014, 09:26