raw materials from petroleum fractions

Photodegradation and removal of phenol and phenolic derivatives from petroleum refinery wastewater using nanoparticles of TiO2

Ngày tải lên : 05/09/2013, 17:03

... study the pH effect, the pH was varied from to 10 and at typical times of 60 and 120 which are illustrated in Figure The maximum removal of phenolic compounds in petroleum refinery wastewater is obtained ... of low pH

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Tài liệu LIQUID FOSSIL FUELS FROM PETROLEUM ppt

Ngày tải lên : 23/01/2014, 07:20

... 13.6 13.4 13.3 13.1 13.0 12.8 Table Heating Requirements for Products Derived from Petroleum3 75 Btu/galb to Heat from 32°F ( ° ) to 0C Distillation Commercial Specific Gravity at Vapor Pressure,3 ... divide by 15.00 X sp gr, from column Calculated for boiling at midpoint of distillation range, from column ^Includes latent heat plus sensible heat of the vapor heated from boiling point to 60°F ... close in characteristics and performance to those made from petroleum crudes Table 47.16 lists properties of a residual fuel oil (DMF) from one shale pilot operation and of a shale crude oil.13...

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Tài liệu purchasing raw materials ppt

Ngày tải lên : 25/01/2014, 00:20

... of the constituted materials The following general specifications apply: Choice of materials: Avoid from dangerous materials Reduction that material variety Application of materials with high ... PB-Nr: S04 Purchasing of raw materials flow/process documentation/competence Documents R05 Supplier judgement S04.01 Responsibility Supply Criteria Product choice S04.02 Raw Material Specification ... certificate: Generally applies to all raw material supplies - special arrangements Issued by Fr Neuböck Date of release Juli 2001 Version Page 3/4 PB-Nr: S04 Purchasing of raw materials modifications of...

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Tài liệu Supply and stock of raw materials pptx

Ngày tải lên : 25/01/2014, 00:20

... PB-Nr: S05 Supply and stock of raw materials flow/process documentation/competence Issed by Hr Bauer Date of release Version 00 Page 2/5 PB-Nr: S05 Supply and stock of raw materials Supplier Documents ... Version 00 Page 4/5 PB-Nr: S05 Supply and stock of raw materials Applicable documents Factory regulations Handling dangerous materials Filling raw material tanks R03.01 - stocks regulations R03.02 ... business with the purchase Mark With raw materials to the easier discoverableness on the bundles or the pallet by means of spraying colour, marker the internal raw material designation one applies...

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Teaching Materials from the Literature Department of the British Council doc

Ngày tải lên : 24/03/2014, 19:20

... 1’00”) Presenter Conference delegates, Jose Martins from Brazil, Kaz Takahashi from Japan and Kavetsa Adagala from Kenya 40 45 An important message from the conference is that interaction with texts, ... impair the spontaneity Example Wedding by Alice Oswald From time to time our love is like a sail and when the sail begins to alternate from tack to tack, it’s like a swallowtail and when the ... it was _ rhyme from line (l.4) stressed syllables (l.5) “ _”, he said, stressed syllables in gap (l.6) “ _” _ rhyme from line stressed...

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Báo cáo hóa học: " Preparation and Characterization of Nano structured Materials from Fly Ash: A Waste from Thermal Power Stations, by High Energy Ball Milling" potx

Ngày tải lên : 22/06/2014, 18:20

... 398 phenomena depending on the materials being milled [5–7] This produces novel crystalline and amorphous materials with crystallite sizes at the nanometer scale Coal-burning ... rubber based composites 123 Nanoscale Res Lett (2007) 2:397–404 Experimental Materials Fly ash samples collected from Kolaghat Thermal Power Station, West Bengal, India having a speciﬁc gravity ... 48 h to remove water Dried ﬂy ash has been sieved using ASTM meshes ranging in size from 72 to 350 Fly ash fractions after passing through 200 mesh has been taken for ball milling since it gave...

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CONCRETE. RAW MATERIALS ppt

Ngày tải lên : 27/06/2014, 14:20

... of cracks: a – from Griffits; b – from P.Rebinder; c – from G.Bartenev (a, b, c – models of cracks in ideally easily broken material); d – crack in the real rocklike material (from G.Bartenev) ... Lime binders Hydraulic lime binders contain materials produced by grinding or blending of lime with active mineral admixtures (pozzolans) — natural materials and industrial byproducts At mixing ... wood resin; 2) Synthetic detergents; 3) Salts of lignosulphonated acids; 4) Salts of petroleum acids; 5) Salts from proteins; 6) Salts of organic sulphonated acids 33 Calcium chloride is the most...

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ADVANCES IN CERAMICS CHARACTERIZATION, RAW MATERIALS, PROCESSING, PROPERTIES, DEGRADATION AND HEALING pptx

Ngày tải lên : 29/06/2014, 12:20

... research topics in raw materials, processes and mechanical and other properties of conventional and advanced ceramic materials, included in this volume, are: The evaluation of local raw materials for ... includes six topics in raw materials, processes and mechanical and other properties of conventional and advanced ceramic materials, dealing with the evaluation of local raw materials and various ... properties of new ceramic materials obtained from granular solid residuals coming from mines and diatomaceous earth; the comparative study of the effect of special dental ceramic materials and margin...

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ASTM D482 Standard Test Method for Ash from Petroleum Products

Ngày tải lên : 20/10/2014, 17:17

... Toluene—(Warning—Flammable, toxic.) 6.3 Quality Control (QC) Samples , preferably are portions of one or more liquid petroleum materials that are stable and representative of the samples of interest These QC samples can ... the sample container weighed at ambient temperatures If one weighing is sufficient, as determined from Table 1, or experience, proceed with steps 8.6 – 8.11 8.1 Heat the evaporating dish or crucible ... determined since an appropriate standard reference material containing a known level of ash in liquid petroleum hydrocarbon is not available 13 Keywords 13.1 ash; crude oils; distillate oils; fuel oils;...

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ASTM D2887 Standard Test Method for Boiling Range Distribution of Petroleum Fractions by Gas Chromatography

Ngày tải lên : 20/10/2014, 17:18

... 24.1 boiling range distribution; correlation; distillation; gas chromatography; petroleum; petroleum fractions; petroleum products; simulated distillation 21 Calculations 21.1 The calculations ... chromatography A comparison of data obtained from TBP distillation with those obtained from simulated distillation of three high boiling petroleum fractions is shown in Table X1.3 The TBP distillations ... and Use 5.1 The boiling range distribution of petroleum fractions provides an insight into the composition of feedstocks and products related to petroleum reﬁning processes The gas chromatographic...

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Architecture of polymeric nanophase materials from understanding to fabrication

Ngày tải lên : 11/09/2015, 14:29

... Nanophase Materials 1.1.1 Introduction 1.1.2 Synthesis of Nanophase Materials 1.1.3 Applications of Nanophase Materials 1.2 Polymeric Nanophase Materials ... prepared from P84/strong EPDs/ethanol Figure 4.4 Unstable samples prepared from P84/NMP/non-EPAs Figure 4.5 Unstable samples prepared from P84/DMSO/non-EPAs Figure 4.6 Unstable samples prepared from ... insulation materials, and high energy density batteries 1.2 POLYMERIC NANOPHASE MATERIALS Polymeric nanophase material normally refers to materials with nanometer-sized domains prepared from polymers...

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Continuity and change in etruscan domestic architecture a study of building techniques and materials from 800 500 BC

Ngày tải lên : 18/11/2015, 09:59

... Altering the interpretive focus from building materials and technology to building techniques shifts the common perspective of architecture from a discussion of new materials and technologies to ... a supposed linear progression from inferior to superior building materials, explanations and interpretations often portray an architectural transition in Etruria from ‘prehistoric’ to ‘historic’ ... and Use 6.1 THE DIFFERENCE BETWEEN BUILDING MATERIALS AND BUILDING TECHNIQUES 6.2 WAS THERE A TRANSITION IN RAW MATERIAL PROCUREMENT, COMPOSITION OR USE FROM 800-500 BC? 6.2.1 Stone 6.2.2 Timber...

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Reactivity tests of the wateregas shift reaction on fresh and used fluidized bed materials from industrial DFB biomass gasifiers

Ngày tải lên : 01/08/2016, 09:30

... characterization The materials tested in this experimental campaign are fresh olivine, used olivine from the Gu¨ssing CHP, and calcite Table shows characteristic values for the particle sizes of the materials ... particles, has a similar composition to the ash from the feedstock in combination with calcium-rich additives like calcite In a previous study [10], used olivine from the MW demonstration plant at Gu¨ssing ... discussion The influence of the used materials on the wateregas shift reaction was investigated for each material at temperatures of 800, 850, and 900 C Apart from the temperature, each test was...

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Method for online measurement of the CHON composition of raw gas from biomass gasifier

Ngày tải lên : 01/08/2016, 09:32

... based on the derived composition, the CHON mass fractions of the raw gas are calculated We tested the application of this method to the raw gas from the Chalmers 2-MWth DFB steam gasiﬁer (hereinafter ... method, the raw gas is passed through a solid adsorbent to trap the tar [12,25] The solid phase is held in a syringe, which is used to withdraw a small volume of raw gas (100 mL) from the high-temperature ... CHON mass fractions of the raw gas being burned (Yj,G) using Eq (9) It shall be stressed that, when a measurement of the H/C ratio of raw gas is enough, it can be approximated directly from the...

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Immobilization of heavy metals in sediment dredged from a seaport by iron bearing materials

Ngày tải lên : 23/09/2012, 15:38

... wastes  Wastes from medical activities not contain blood, biological juice, etc  Wastes from administrative activities  Surrounding wastes Situation of medical wastes in Vietnam 2.2 From solid ... wastes from Viet-Duc hospital at the price of 6,000 VND per kilogram for plastic, 1,500 VND per kilogram for small glass bottle From 2002 to 2007, there were about 300 tons of medical wastes sold from ... and cylinders This truck started from Viet-Duc hospital At the same time, they also detected a truck which contained 16 bags of medical wastes (300 kg) running from Viet-Duc hospital to Hoan Kiem...

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Water Treatment Technology Using Carbonaceous Materials Produced from Vegetable Biomass

Ngày tải lên : 05/09/2013, 09:08

... WB8 is calculated from the amount of magnesium ions eluted from WB and the carbonization yield of 25.4%, the result is 19.7 mg/g However, the amount of magnesium ions eluted from WB8 exhibited ... magnesium ions eluted from WB2 was about the same as from WB, and there was almost no effect due to carbonization On the other hand, the amount of magnesium ions eluted from WB4 decreased compared ... adsorption onto carbonaceous materials produced from food wastes J Colloid Interface Sci., Vol.255, No.1, 59-63 Panayotova, M (2000) Kinetics of heavy metal ions removal from wastewater by natural...

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Tài liệu Environmental impacts of petroleum production: Fate of inorganic and organic chemicals in produced water from the Osage-Skiatook Petroleum Environmental Research sites, Osage County, Oklahoma doc

Ngày tải lên : 14/02/2014, 03:20

... Results show that large amounts of produced water and associated petroleum from active and inactive brine pits and from accidental releases from broken pipes have impacted about 1.5 and 1.0 hectare ... formation water from petroleum wells", in Sublette, Kerry (ed.), Proceedings of the 7th International Petroleum Environmental Conference: Environmental Issues and Solutions in Petroleum Exploration, ... Godsy, E.M., "Environmental impacts of petroleum production: The fate of petroleum and other organics associated with produced water from the Osage-Skiatook petroleum environmental research site,...

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Addressing Air Emissions from the Petroleum Refinery Sector Risk and Technology Review and New Source Performance Standard Rulemaking pptx

Ngày tải lên : 05/03/2014, 11:20

... Appendix with Reference Materials Process Units and C t l P U it d Controls ► Additional GHG Information ► Petroleum Refinery Background      Approximately 90% of the petroleum products produced ... upset conditions 42 Scrubbers ► Removal of material from the gas phase to the liquid phase ► ► SO2 removal from stack gases removal of organics from vent gases 43 Steam Strippers ► A distillation ... process whereby gases and other unwanted organics are removed from water ► ► Benzene removal f B l from wastewater removal of other organics from water f t 44 Electrostatic Precipitators (ESP) ► PM...

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Báo cáo khoa học: "Simple Unsupervised Grammar Induction from Raw Text with Cascaded Finite State Models" docx

Ngày tải lên : 30/03/2014, 21:20

... Palmer et al., 2006) We lower-case text but otherwise not alter the raw text of the corpus Sentence segmentation and tokenization from the treebank is used As in previous work, punctuation is not ... unsupervised raw text constituent parser to produce results competitive with systems which use gold POS tags (Klein and Manning, 2002; Klein and Manning, 2004; Bod, 2006) – and the recent improved raw- text ... which is familiar from supervised chunking and named-entity recognition: the tag B http://www.seggu.net/ccl This set is essentially that of Seginer (2007) While it is clear from our analysis...

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petroleum refining 4 materials and equipment technip

Ngày tải lên : 02/04/2014, 16:07

... Introducing the collection "Petroleum Refining" Foreword Contents Nomenclature Gas-Liquid Contactors for Distillation: Plate...

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