fire refining and casting of anodes sulfur and oxygen removal
The effects of bottom up techniques in teaching listening skills to first year students at the university of fire fighting and prevention
Ngày tải lên :
07/09/2013, 13:48
... little of what they hear can be automatically processed They need to focus on details of what they hear and given limitation of working memory and speed of speech which affects comprehension and ... Types of listening There are many different types of listening We can classify these according to a number of variables, including listening purposes, the role of the listener and the types of text ... affected by a wide range of variables, and that potentially any characteristic of the speaker, the situation or the listener can affect the comprehension of the message” Anderson and Lynch (1988) pointed...
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Báo cáo hóa học: " Effects of rehydration nutrients on H2S metabolism and formation of volatile sulfur compounds by the wine yeast VL3" docx
Ngày tải lên :
20/06/2014, 23:20
... Blateyron L, Sablayrolles JM (2001) Stuck and slow fermentations in enology: statistical study of causes and effectiveness of combined additions of oxygen and diammonium phosphate J Biosci Bioeng ... Evolution of 3-mercaptohexanol, hydrogen sulfide, and methyl mercaptan during bottle storage of Sauvignon blanc wines Effect of glutathione, copper, oxygen exposure, and closure-derived oxygen J ... formation of H2S while the addition of DAP delayed it Page of 11 (Figure 1c) Nonetheless, these results support our previous hypothesis of distinct effects for each of the treatments and further...
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ASTM D5453 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Spark Ignition Engine Fuel, Diesel Engine Fuel, and Engine Oil by Ultraviolet Fluorescence
Ngày tải lên :
20/10/2014, 17:16
... (RR:D02-1307)4 by analysis of standard reference materials (SRMs) containing known levels of sulfur in hydrocarbon 15.2.1 Three National Institute of Standards and Technology (NIST) Standard Reference ... item mentioned in this standard Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely ... ease sample handling and improve sample combustion characteristics for materials containing very volatile sulfur compounds 10.4.3 The level of boat cooling required and the onset of sulfur detection...
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THE INITIAL PRODUCT AND PROPERTIES OF THE SULFUR OXIDIZING
Ngày tải lên :
21/12/2016, 10:51
... e s of Tris-HC1 (pH 7.8), 48 mg of sulfur, / , m o l e s of GSH, 250 # g of catalase (EC I I I I ) , 0.2 ~mole of 2,2'-dipyridyl, enzyme (0.6 mg of the o % e t h a n o l precipitate) and w ... effects of formaldehyde on the products of sulfur oxidation, it is concluded that the initial oxidation product of sulfur by the sulfur- oxidizing enzyme of thiobacilli is sulfite (Eqn I) and that ... preparation was measured at 325 m# and compared to standards of i, 3, and parts per million copper Labile sulfide was determined by a modification of the method of FOGO AND POPOWSKY12 A o.65-ml sample...
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MANAGING FIRE WATER AND MAJOR SPILLAGES: POLLUTION PREVENTION GUIDELINES pptx
Ngày tải lên :
06/03/2014, 23:20
... reducing the amount of firewater run-off generated, for example by the use of sprays rather than jets, controlled burn and the possible re-cycling of fire- fighting water, where safe and practicable ... Agency/British Wood Preserving and Damp Proofing Association, 1998: Telephone 020 8519 2588 11 Inspection and Approval of Agrochemical Stores by Environmental Protection Officers and Fire Officers in connection ... containment of fire- fighting run-off or spillages Although most tanks are not designed specifically for the containment of spillages or firewater, the UK standards for liquid storage tanks and vessels...
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Báo cáo khoa học: Mutual effects of proton and sodium chloride on oxygenation of liganded human hemoglobin Oxygen affinities of the a and b subunits potx
Ngày tải lên :
16/03/2014, 14:20
... (1999) Photodissociation of oxygenated forms of the native hemoglobin HbA and its isolated a- and b-subunits and kinetics of molecular oxygen rebinding Dokl Biophys (translation of Dokl Akad Nauk) ... concentrations of 0.1, 0.5, 1.0 and 2.0 m The rate constant of BR and the quantum yield of BR, in the presence of NaCl, gave a direct evidence of significant functional heterogeneity for the a and b subunits ... the association rate constant and the quantum yield of BR (the efficiency of the ligand escape) for the a and b subunits within the oxygenated tetramer and dimer of human hemoglobin were revealed...
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Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms
Ngày tải lên :
02/04/2014, 09:27
... and Materials Standard Methods of Fire Tests ofDoor Assemblies Standard Methods of Through Penetration Fire Stops E 119 E 152 E 814 UL Classification, Rating, and Fire Testing of Class A B, and ... 163 Standard Methods ofFire Tests of Window Assemblies ASTM E 152 Standard Methods of Fire Tests ofDoor Assemblies ASTM E 814 Standard Test Method for Fire Tests of Through-Penetration Fire Stops ... integrity of the fireproofing and also to provide early detection of substrate corrosion If partial disbanding of the fireproofing coating has occurred and there are surface cracks in the area of the...
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Báo cáo lâm nghiệp: "Fire behaviour and severity in a maritime pine stand under differing fuel conditions" pdf
Ngày tải lên :
08/08/2014, 01:22
... plot) of the minimum tip diameter of the remaining branches and stems with a calliper [43] Rate of fire spread, the estimated fuel consumption, and a standard low heat of combustion value of 18 ... Burrows N., Ward B., Robinson A., Aspects of fire behaviour and fire suppression in a Pinus pinaster plantation, Dept of Conserv and Land Manage of West Aust., Landnote 2/88, Perth, 1988, p [17] Burrows ... 538 P.A.M Fernandes et al Fuel management is expected to diminish the extent of wildfires and their damage, mainly by lessening fire intensity and increasing the efficiency of fire suppression,...
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Báo cáo y học: "The influence of serum, glucose and oxygen on intervertebral disc cell growth in vitro: implications for degenerative disc disease" potx
Ngày tải lên :
09/08/2014, 10:23
... atmospheric levels of oxygen and in medium supplemented with 20% FCS and 320 mg/dL glucose Cell proliferation and cell viability Monolayers were harvested by trypsinisation and viable cell counts ... well) or of oxygen and glucose (53 ± 21 × 103 cells per well) were not significantly different from those cultures deprived of serum alone In all of these experiments, there was no evidence of monolayered ... conditions) ies according to age and pathology [17-21], the influence of oxygen and glucose on IVD cell growth may also be expected to vary However, depriving IVD cells of oxygen alone had no marked...
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báo cáo khoa học: " Reconstruction of defects of maxillary sinus wall after removal of a huge odontogenic lesion using prebended 3D titanium-mesh and CAD/CAM technique" potx
Ngày tải lên :
11/08/2014, 20:21
... NCG conceived of the study and participated in its design and coordination MS and MR made substantial contributions to data acquisation and conception of manuscript MS and MR drafted and designed ... Many studies in oral and maxillofacial surgery have addressed the benefit of computer-assisted surgery in treatment of head and neck tumors [7,8] Image-guided tumor resection and reconstruction ... view of the odontogenic tumor with an extensive bone loss of maxillary alveolar crest and extension to maxillary sinus and nasal cavity (blue) template of the non-affected left side Outcome of...
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Báo cáo y học: "The effects of dopamine and epinephrine on hemodynamics and oxygen metabolism in hypoxic anesthetized piglets" potx
Ngày tải lên :
12/08/2014, 18:21
... pulmonary and mesenteric perfusion and oxygenation effects of dopamine and epinephrine Am J Respir Crit Care Med 1997, 155:32–37 Barrington KJ, Finer NN, Chan WKY: A blind, randomized comparison of ... and was administered all three doses, which were selected in random order as determined by a LatinSquare method Dopamine and epinephrine were infused at doses of 2, 10, and 32 µg kg–1 min–1 and ... at the h baseline and at all doses of the epinephrine group 2.07±0.82 Dopamine (n = 6) (Table 2) review Effects of hypoxia and dopamine infusion on cardiac index, and systemic and pulmonary artery...
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Báo cáo y học: "Science review: Redox and oxygen-sensitive transcription factors in the regulation of oxidant-mediated lung injury: κ role for nuclear factor-κ" pdf
Ngày tải lên :
12/08/2014, 19:21
... (Stephen C Land, Department of Child Health, University of Dundee, Scotland, UK) and the National Institutes of Health (NIH; Bethesda, USA) (Philip E Bickler, Department of Anesthesia and Perioperative ... dissociation of IκB-α from NF-κB and by rapid degradation of IκB-α Prior induction of the stress response, however, inhibited TNF-α-mediated dissociation of IκB-α from NF-κB and subsequent degradation of ... the activation of NF-κB and the signal transducer and activator of transcription, and that increases in IL-6 and granulocyte colony-stimulating factor mRNA levels in the lungs and livers measured...
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Báo cáo y học: "Science review: Redox and oxygen-sensitive transcription factors in the regulation of oxidant-mediated lung injury: α role for hypoxia-inducible factor-1α" pptx
Ngày tải lên :
12/08/2014, 19:21
... (Stephen C Land, Department of Child Health, University of Dundee, Scotland, UK) and the National Institutes of Health (NIH; Bethesda, USA) (Philip E Bickler, Department of Anesthesia and Perioperative ... treatment of mice with anti-SLPI antibodies enhanced serum levels of TNF-α and macrophage inflammatory protein-2, and it increased hepatic neutrophil accumulation and the amount of liver injury and ... expression of inducible nitric oxide synthase and production of prostaglandins [53] Induction of inducible nitric oxide synthase during the ischemic phase of HS may involve the activation of HIF-1...
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Báo cáo khoa học: "The origin and interpretation of hyperlactataemia during low oxygen delivery states" pps
Ngày tải lên :
13/08/2014, 03:20
... low oxygen delivery and hyperlactataemia during CPB would be conclusive evidence that inadequate oxygen delivery and anaerobic mechanisms are predominating Conclusion The study by Ranucci and ... the significance of raised serum lactate concentrations It eloquently demonstrates the association of reduced oxygen delivery in the development of hyperlactataemia during CPB and illustrates ... association of the latter with greater morbidity during the postoperative period Further insight is gained into the significance of monitoring serum lactate as a means of guiding oxygen delivery...
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Validation of chemical looping with oxygen uncoupling (CLOU) using cu based oxygen carrier and comparative study of cu, mn and co based oxygen carriers using ASPEN plus
Ngày tải lên :
09/09/2015, 10:17
... types of coal to determine their effect on the overall energy output, and the effect of varying the air flow rate on energy output and the performance of three – Copper (Cu), Manganese (Mn) and ... different types of coals, namely the Bituminous, Anthracitic, and Lignite The detailed properties of these three types of coals are summarized in Table Table Properties of three types of coals Proximate ... absorbing oxygen from air, and being ready for a new cycle It is worth noting that in the CLOU system coal does not have to be gasified first in the fuelreactor since the oxygen release of OC and the...
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Development of multifunctional membranes for visual detection and adsorptive removal of heavy metal ions from aqueous solutions
Ngày tải lên :
09/09/2015, 17:52
... batch adsorption and filtration of individual Hg(II) and HA solutions; sequential adsorption and filtration of individual Hg(II) and HA solutions; co-adsorption and co-filtration of solutions containing ... control and remediation 1.2 Research objectives and scopes of the work The main objective of this work is to develop multifunctional membranes that incorporate the functions of adsorptive removal and ... Yanyuan and Madam Lin Aiping, my grandmother Madam Qu Juying, my late grandfather Mr Lin Yunhu and all my relatives for their continuous and infinite love, support and encouragement i Table of Contents...
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Thermal combustion and oxygen chemisorption of wood exposed to low temperature long term heating 1
Ngày tải lên :
14/09/2015, 14:14
... with side lengths of 51, 76 and 102mm (Hill and Quintiere 2000) and 89mm cube of cooked and uncooked wood blocks, chips and sawdusts (Cuzzillo 1997) In addition to Semenov model and Frank-Kamenetskii ... mechanism and deformation such as fissuring, shrinkage and cracking (Di Blasi 1993) Access of oxygen and adsorption of moisture further complicates the solid-phase model with pore opening and closure ... on self-heating of wood chars 1.3 Scope of work Taking into consideration of the above objectives, the focus of this thesis is on thermal combustion and oxygen chemisorption of preheated wood...
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Thermal combustion and oxygen chemisorption of wood exposed to low temperature long term heating 2
Ngày tải lên :
14/09/2015, 14:14
... pyrolysis of individual components such as cellulose and lignin, the application of semi-global model to wood as a biomass is still rare The lack of full understanding of pyrolysis scheme and its ... models the formation of cracks and fissures at the char surface, since high-temperature drying occurs just incipient of or in tandem with flaming combustion The formation of cracks and fissures greatly ... reactions, two competing and one consecutive The modeling of wood pyrolysis can be made complex by the formulation of kinetic scheme of the chemical processes and the acquisition of reliable kinetic...
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Thermal combustion and oxygen chemisorption of wood exposed to low temperature long term heating 3
Ngày tải lên :
14/09/2015, 14:14
... equilibrium rapid and erratic velocity profile S-curve temperature profile COUPLED VELOCITY AND TEMPERATURE DEVELOPMENT IN SELF-HEATING Figure 3.1: Salient features of porous models for ... transport of mass, momentum, and energy by the fire- induced flows are 90 Chapter 3: Mathematical Formulations simplified to effectively and efficiently solve the fire ... liquid and vapour transport In this work, a combined moisture flow of liquid and vapour is introduced for the second porous model when the internal evaporation is considered Other than simplicity and...
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