H2S removal from biogas using bioreactors a review

H2S removal from biogas using bioreactors a review

... necessary for degradation of the pollutant (oxygen acts as an electron acceptor) In biogas treatment, aerobic H2S degradation requires a small addition of air, which represents a clear drawback ... the microbial degradation of H2S from gases [19-21] As a result, a preliminary design was completed for the treatment of a biogas from an anaerobic digester treating municipal...

Ngày tải lên : 09/09/2015, 10:06

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Phosphate removal from aqueous solutions using red mud wasted in bauxite Bayer's process

... red mud wasted from Guinean bauxite and its utilization for phosphate removal from aqueous solutions are discussed Experimental procedure Red mud was obtained from a bauxite ore refinery in Guinea ... for removal of phosphates from aqueous solutions [7] Zakharova et al have reported the production of mixed aluminium-iron coagulant from red mud and s...

Ngày tải lên : 23/09/2012, 14:47

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Tài liệu A REVIEW OF INDOOR AIR POLLUTION AND HEALTH PROBLEMS FROM THE VIEWPOINT OF ENVIRONMENTAL HYGIENE: FOCUSING ON THE STUDIES OF INDOOR AIR ENVIRONMENT IN JAPAN COMPARED TO THOSE OF FOREIGN COUNTRIES pptx

... to total concentrations of multiple indoor air pollutants It is used as a complementary indicator to decrease indoor pollution level in total and achieve healthy indoor air environment. 109) The ... determination and the comparison of their value Indoor Environ., 11, 1–9 (in Japanese) Fukutomi, Y., Yasuda, H., Nakazawa, T., Taniguchi, M and Akiyama, K (20...

Ngày tải lên : 17/02/2014, 22:20

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A review of heavy metal removal mechanisms in wetlands

... microbiological activity and plant uptake PURIFICATION CAPACITY OF WETLANDS Observations show that both natural and artificial wetlands have a capacity to purify wastewater containing heavy metals (Matagi, ... contamination and plant genotype REMOVAL MECHANISMS OF HEAVY METALS IN WETLANDS SEDIMENTATION AND FLOCCULATION Once a heavy metal is in a wetland, whethe...

Ngày tải lên : 15/03/2014, 23:06

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Báo cáo " Paleomagnetism of cretaceous continental redbed formations from Indochina and South China, their Cenozoic tectonic implications: a review " pdf

... J. Besse and V. Courtillot, Revised and synthetic apparent polar wander paths of the African, Eurasian, North America and Indian Plates, and true polar wander since 200 Ma, Journal of Geophysical Research B96 (1991) 4029. ... Shan‐Thai and Indochina blocks, South China Sea, Borneo, Malaya‐Indonesia Islands. During the decade 90s of the 20th Century, there have been...

Ngày tải lên : 22/03/2014, 12:20

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Báo cáo khoa học: Hematopoietic differentiation from human ESCs as a model for developmental studies and future clinical translations Invited review following the FEBS Anniversary Prize received on 5 July 2009 at the 34th FEBS Congress in Prague docx

... observation of the ﬁrst colonies in hematopoietic colony assays [55 ] The hematopoietic transcription factors SCL and GATA-2 were also expressed in these cells between days and 21 of differentiation ... indicated that the placenta acts as an additional extramedullary hematopoietic organ during embryonic and fetal development [52 ,53 ] Hematopoietic precursors found...

Ngày tải lên : 22/03/2014, 17:20

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A review of the environmental fate and effects of hazardous substances released from electrical and electronic equipments during recycling: Examples fromChina and India doc

... lessen hazardous emissions from global WEEE, as well as to improve the recovery of valuable substances contained therein Conclusion This review of data on the environmental fate and effects of hazardous ... the Control of Transboundary Movements of Hazardous Wastes and their Disposal Despite the existence of these agreements and conventions, the t...

Ngày tải lên : 23/03/2014, 04:20

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báo cáo hóa học: " A review of health utilities using the EQ-5D in studies of cardiovascular disease" potx

... used the EQ-5D as an outcome measure in clinical and observational studies of patients with cardiovascular disease Table 2: Summary of studies examining validity and reliability of EQ-5D in cardiovascular ... evaluating the impact of cardiovascular disease on patients and can help to inform decision making and resource allocation The use of the EQ-5D in...

Ngày tải lên : 18/06/2014, 19:20

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A review of catalytic hydrodeoxygenation of lignin derived phenols from biomass pyrolysis

... 1996 Initial deactivation of residue hydrodemetallization catalysts Journal of Catalysis 161, 319–337 Gutierrez, A. , Kailaa, R.K., Krause, A. O.I., 2008 Hydrodeoxygenation of guaiacol as model ... Kinetics and mechanism of hydrogenation of furfural on Cu/SiO2 catalysts Journal of Catalysis 277, 1–13 Spath, P., Aden, A. , Eggeman, T., Ringer, M., Wallace, B and Jechura, J., 2...

Ngày tải lên : 19/06/2014, 14:02

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Phosphate removal from water by res mud using crossflow microfiltration potx

Ngày tải lên : 13/07/2014, 06:20

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Removal of heavy metals from wastewater using agricultural and industrial wastes as adsorbents

... simultaneous removal of Fe, Pb and Ni, whereas ﬂy ash was effective in the removal of Cd and Cu It was found that the percentage removal of heavy metals was dependent on the dose of low cost adsorbent and ... Cd removal using rice husk increased from 26.04% to 67.917% i.e with the increase of the amount of absorbent concentration, while the Cd removal usin...

Ngày tải lên : 20/07/2014, 12:47

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báo cáo khoa học: "A Review of Duodenal Metastases from Squamous Cell Carcinoma of the Cervix Presenting as an Upper Gastrointestinal Bleed" potx

... A review of duodenal metastases from squamous cell carcinoma of the cervix presenting as an upper gastrointestinal bleed Rani Kanthan1, Jenna-Lynn Senger1, Dana Diudea1, Selliah Kanthan2 Department ... with the selection of additional relevant publications for review and analysis Table provides a comprehensive review of the published cases of smal...

Ngày tải lên : 09/08/2014, 02:21

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Báo cáo khoa học: "Late cutaneous metastases to the face from malignant pleural mesothelioma: A case report and review of the literature" docx

... English language published articles, there are only 10 reported cases of pleural Mesothelioma with distant subcutaneous metastases [8,10-17]; seven of them had metastases to the face and/ or scalp ... our case is the 11th reported pleural Mesothelioma case with a distant subcutaneous metastasis and it is the 8th case with face and/ or scalp subcutaneous me...

Ngày tải lên : 09/08/2014, 04:21

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báo cáo khoa học: "Hypersensitivity reaction and acute immunemediated thrombocytopenia from oxaliplatin: two case reports and a review of the literature" docx

... Cite this article as: Bautista et al.: Hypersensitivity reaction and acute immune-mediated thrombocytopenia from oxaliplatin: two case reports and a review of the literature Journal of Hematology ... Coagulation panel and bilirubin were also within the normal reference range HIV, hepatitis B and C screening, and ANA analysis were all negative The possib...

Ngày tải lên : 10/08/2014, 22:20

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