debris removal from public property
Phosphate removal from aqueous solutions using red mud wasted in bauxite Bayer's process
Ngày tải lên :
23/09/2012, 14:47
... adsorbent for removal of phosphates from aqueous solutions [7] Zakharova et al have reported the production of mixed aluminium-iron coagulant from red mud and spent pickling liquor from iron smelting ... raw red mud dose on the PO removal (O-OPh, A-TPPh) In this paper the investigations on red mud wasted from Guinean bauxite and its utilization for phosphate removal from aqueous solutions are ... 30 g/l is sufficient for the complete removal of PO 3- from TPPh-solution At the same time a dose of 40 g/1 red mud was required to give 92% PO removal from OPh-solution (Fig 2), 16 B Koumanova...
- 10
- 661
- 0
Tài liệu Báo cáo "Arsenic removal from water by magnetic Fe1-xCoxFe2O4 and Fe1-yNiyFe2O4 nanoparticles " pptx
Ngày tải lên :
13/02/2014, 03:20
... arsenic removal of g/l of Co-ferrites at neutral pH The starting concentration of 0.1 mg/l was reduced about 10 times down to the MPC value of 10 µg/l after stirring time of few minutes The removal ... value after few minutes of stirring and the removal did not change significantly with y We also studied the effects of the weight of nanoparticles on the removal process The stirring time was fixed ... which proved that the nanoparticles can be reused for arsenic removal Table Arsenic concentration (µg/l) remained in water after removal by g/l of the Co-ferrites as a function of the stirring...
- 5
- 374
- 0
FROM PUBLIC FIGURES TO PUBLIC SCULPTURE pot
Ngày tải lên :
07/03/2014, 14:20
... The time range is from 1860 to the present, from Burke and Wills to Vault and on to the present Looking back 150 years we have reassessed the Burke and Wills 1860 expedition from Melbourne to ... selection of maquettes and models of sculptures in central Melbourne, from the collection of the City of Melbourne, plus works sourced from private collections and various institutions, are on display ... presence of an estimated 10,000 people While Burke and Wills was certainly Melbourne’s first public monument*, from the end of the 19th century the city’s streets and parks became thickly populated...
- 9
- 411
- 0
Arsenic removal from aqueous solutions by adsorption on red mud pps
Ngày tải lên :
13/07/2014, 06:20
... mud dosage on the removal of arsenic The arsenic removal eciency is increased with the amount of red mud Final arsenic concentrations and removal eciencies were also calculated from the isotherms ... be concentration dependent It can be calculated from isotherm data that the amount adsorbed increased from 1.35 to 7.46 mmol gÀ1 for As(III) and from 1.54 to 6.41 mmol gÀ1 for As(V) in the initial ... Toxicity reduction: evaluation and control, vol Technomic Publication, Pennsylvania, p 146 (1992) 767 [5] Shen YS Study of arsenic removal from drinking water J AWWA Ð Section Water Technology/Quality,...
- 7
- 313
- 0
Báo cáo khoa học: "Percutaneous heartworm removal from dogs with severe heart worm (Dirofilaria immitis) infestation" doc
Ngày tải lên :
07/08/2014, 20:23
... Percutaneous heartworm removal from dogs with severe heart worm (Dirofilaria immitis) infestation 199 Fig Images from Case No (A) The heartworms (8 females, males) removed from the right atrium ... removed from the pulmonary artery After the heartworm was no longer being retrieved from the pulmonary artery, the introducer was pulled back to the right ventricle The heartworm was then removed from ... mechanical heartworm removal (continued) (A) After the sheath was inserted into the right cardiac chamber or pulmonary artery, the removal device was inserted into the sheath (B) Heartworm removal was...
- 6
- 331
- 1
Báo cáo y học: "Comparative study of the persistence of anti-HIV activity of deoxynucleoside HIV reverse transcriptase inhibitors after removal from culture" potx
Ngày tải lên :
10/08/2014, 05:21
... Protection of cells from HIV infection after removal of inhibitor from culture Figure Protection of cells from HIV infection after removal of inhibitor from culture The protection of cells from HIV infection ... Protection of cells from HIV infection after removal of drug from culture We investigated the persistence of anti-HIV activity to protect cells from HIV infection after removal of drug from culture ... received from Dr John Mellors (University of Pittsburg) Assay for protection of cells from HIV infection after removal of drug from culture The schema for the assay for protection of cells from HIV...
- 10
- 360
- 0
Báo cáo y học: "Improving identification of differentially expressed genes in microarray studies using information from public databases" pptx
Ngày tải lên :
14/08/2014, 14:21
... through large public databases of previous experiments Public databases such as the Gene Expression Omnibus (GEO) [23] contain data from many chips, with the goal of gaining information from pooling ... work proposes that value lies in pooling information from previous studies Specifically, gene-specific information can be collected from public databases housing many chips, supplementing new ... method, we propose a hybrid method in which we combine the variance estimate from the current dataset with the estimate from previous experiments This approach can also be incorporated in other...
- 10
- 244
- 0
H2S removal from biogas using bioreactors a review
Ngày tải lên :
09/09/2015, 10:06
... feasibility of using a microbial system for the removal of H2S from biogas Before presenting both laboratory and full-scale aerobic bioreactors used for H2S removal from biogas, it should be highlighted ... biofilm [33] Thus, the removal efficiency is increased from 85.6 to 94.7% when EBRT increases from 78 to 313 s [31] Similarly, Fortuny et al [34] have shown that an EBRT decrease from 180 to 120 s ... Schoeftner R Siloxane removal from biogas by biofiltration: biodegradation studies Clean Technol Environ Policy 2008;10:211–8 [58] Li Y, Zhang W, Xu J Siloxanes removal from biogas by a lab-scale...
- 20
- 518
- 0
Humic acid removal from aqeous solution by hybrid eletrodialysis ion exchange
Ngày tải lên :
22/10/2015, 21:14
... poly-sulfone can be highly effective in the removal of HS from water In addition, the membranes allowed an effective removal (of up to about 95%) of iron ions from solutions containing HS by retention ... used/mg of HA removed x Distance from charged surface zi Electrochemical valence Z Distance from the inlet of central chamber Greek Symbols δ Distance of the Stern plane from the surface of particle ... Fig 4.12a HA removal efficiency comparison for two system, one is hybrid electrodialysis/ion exchange, the other is electrodiaysis plus ion exchange (MR3 resin) 68 Fig 4.12b HA removal efficiency...
- 138
- 313
- 0
Removal of congo red from wastewater by adsorption onto waste red mud
Ngày tải lên :
23/09/2012, 14:47
... Namasivayam, from Chem Technol Namasivayam, and C and Technol., by by solutions K of waste congo slurry red J 53 : 153 - 157 (1992) N Removal waste : 32 - 42 N Removal celluosic Removal biogas ... CONCLUSIONS Red mud, a waste industry, can the removal The be from effectively of congo adsorption isotherms byproduct, a bauxite used as adsorbent for red from wastewaters followed The an processing ... capacity was 4.05 m9/9 Almost quantitative dye removal occurred at the initial pH of 2.0 The kinetic technologist data may in designing removal from wastewaters As adsorbent the processing be...
- 17
- 897
- 1
Public transport From Wikipedia, the free encyclopedia
Ngày tải lên :
02/10/2012, 12:12
... (disambiguation) Public transport (also public transportation, public transit, or mass transit) comprises passenger transportation services which are available for use by the general public, as opposed ... transport Using interconnected public transit lines to travel from city to city is called megaloping.[citation needed] A travel class is a quality of accommodation on public transport Higher travel ... and operators offer class differentiation Public transport services are usually funded by fares charged to each passenger, with varying levels of subsidy from local or national tax revenue; fullysubsidised,...
- 2
- 676
- 1
Báo cáo y học: " Surgical Removal of lipoma from an area with tattooed skin"
Ngày tải lên :
25/10/2012, 11:35
... blade no 15 The wall of the lipomatous lesion was identified and was isolated from the surrounding layers and freed from the tenacious adhesions with the muscular plane The procedure involved hemostasis ... Four months post-operative result DISCUSSION AND CONCLUSIONS No similar case of surgical removal of lipoma from an area with tattooed skin using this aesthetic procedure was found in literature ... precolored lines to hide future scars CONSENT STATEMENT Written informed consent was obtained from the patient for publication of this case report and accompanying images A copy of the written consent...
- 3
- 357
- 0
Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
Ngày tải lên :
05/09/2013, 09:38
... arsenate removal from groundwater by zero-valent iron Chemosphere, 59, 377-386 Naidu R., Smith E., Owens G., Bhattacharya P and Nadebaum P (2006) Managing Arsenic in the Environment: From soil ... cost reduction and AC-Fe is as an advanced adsorbent for further removal, is an efficient and feasible way to remove arsenic from groundwater for ready applicability in rural areas, especially ... especially in developing and poor countries This work aims to study the adsorption column for removal of arsenic from synthetic groundwater using sequential combination of LA and AC-Fe as adsorbents...
- 12
- 529
- 0
Removal of Nutrients, Organic Matter and Heavy Metals from Paddy Field Drainage by Charcoal
Ngày tải lên :
05/09/2013, 09:38
... means removal ratio among the substances, were investigated to identify the effect of interaction among them on the removal characteristics RESULTS AND DISCUSSION Relationship between removal ... the 5% level (n = 24, p < 0.05), the mutual removal mechanism for these metals was not clear in these results Zn removal was not correlated with the removal of any substances On the other hand, ... The reduction rate of TP ranged from 20% to 90% (approximately 60% on average) (5) The reduction rates of metals (Cr, Fe, Pb) ranged from 23.4% to 61.8% (6) The removal efficiency and the concentrations...
- 9
- 469
- 0
Removal of arsenic from simulated groundwater by adsorption using iron-modified rice husk carbon
Ngày tải lên :
05/09/2013, 09:38
... elements for arsenic removal In this work, it was observed that the efficiency of arsenic removal from groundwater depended on pH sensitively Efficiency increased with increasing pH from to (Fig 2) ... with qe from the experimental data The values from the model and experiment are not far from each other (Table 5) However, it is necessary to note that the observed rate coefficients from pseudo-first ... Choo (1999) Removal of arsenic(V) from aqueous solution by quaternized rice husk Environmental Technology, 20(9), 971-978 Lien, H and R T Wilkin (2005) High-level arsenate removal from groundwater...
- 14
- 541
- 0
Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax)
Ngày tải lên :
05/09/2013, 10:15
... CONCLUSIONS Removal of cadmium from aqueous solutions by the charcoals prepared from the stalk of giant reed was investigated based on the beneficial utilization of giant reed As a result, its high removal ... 3.1 Journal of Water and Environment Technology, Vol 8, No.4, 2010 Removal of cadmium from aqueous solutions For estimating the removal rate, time courses of cadmium concentration in aqueous solution ... from the methanol adsorption are also shown in the figure as well as the differential pore size distribution This figure indicated that the relatively large pores, i.e the mesopores ranging from...
- 8
- 512
- 0
Photodegradation and removal of phenol and phenolic derivatives from petroleum refinery wastewater using nanoparticles of TiO2
Ngày tải lên :
05/09/2013, 17:03
... of phenol from aqueous solutions using mesoporous carbon prepared by two-stage process Chem Eng J 2007,132, 279– 287 [3] Huang J., Wang X., Jin Q., Liu Y., Wang Y Removal of phenol from aqueous ... rates on removal of phenol by immobilized Ralstonia eutropha in a packed bed reactor J Hazard Mater 2008,151, 9–16 [5] Palma M.S.A., Paiva J.L., Zilli M., Converti A Batch phenol removal frommethyl ... Adsorption of phenol from aqueous solution by using carbonised beet pulp J Hazard Mater 2005,125, 175–182 [10] Gurses A., Yalcin M Removal of phenolic and lignin compounds from bleached kraft...
- 8
- 520
- 0
Tài liệu Lessons From the Public Speaking ppt
Ngày tải lên :
16/01/2014, 22:20
... learn more about the Public Speaking Gold Mine Advanced Training Course, go to www.1publicspeakinggoldmine.com OR www.1publicspeakinggoldmine.com/offer.html Lessons From the Public Speaking Gold ... learn more about the Public Speaking Gold Mine Advanced Training Course, go to www.1publicspeakinggoldmine.com OR www.1publicspeakinggoldmine.com/offer.html Lessons From the Public Speaking Gold ... learn more about the Public Speaking Gold Mine Advanced Training Course, go to www.1publicspeakinggoldmine.com OR www.1publicspeakinggoldmine.com/offer.html Lessons From the Public Speaking Gold...
- 36
- 363
- 0
Tài liệu Are private banks more efficient than public banks? Evidence from Russia ppt
Ngày tải lên :
16/02/2014, 10:20
... more efficient than public banks? Evidence from Russia ISBN 978-952-462-897-6 ISSN 1456-5889 (online) This paper can be downloaded without charge from http://www.bof.fi/bofit or from the Social Science ... banks more efficient than public banks? Evidence from Russia Alexei Karas, Koen Schoors and Laurent Weill Are private banks more efficient than public banks? Evidence from Russia Tiivistelmä Tutkimme ... more efficient than public banks? Evidence from Russia Table presents the main results Panel A gives the results for public banks defined according to ownership; panel B for public banks defined...
- 48
- 460
- 0