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Browsing Chemistry Department by Author "Onyuka, Arthur"

Now showing items 1-20 of 20

Title: Assessment of Coffee Pulp as a Potential Source of Tannins for Leather Processing Author: Mutuku, Maxwell; Ombui, Jackson; Onyuka, Arthur Date: 2020
Title: Development of an Eco-friendly and Sustainable Method of Dechroming Leather Wastes Author: Mwondu, Joel Musyoka; Ombui, Jackson Nyarongi; Kironchi, Geoffrey; Onyuka, Arthur Date: 2020
Title: Evaluation of the physical properties of leathers tanned with Plectranthus barbatus Andrews extracts Author: Onyuka, Arthur; Dennis Kimaiga Obiero; Jackson Nyarongi Ombui; Alvin Asava Sasia Date: 2020-03
Title: Greening Kenya’s Special Economic Zones and Industrial Parks: Achieving their Competitiveness in the face of Resource Scarcity and a Changing Climate Regime Author: Khisa, Kelvin; Onyuka, Arthur Date: 2018
Title: Influence of UV radiation on the viscoelastic properties and dynamic viscosity of bovine hide using dynamic mechanical analysis Author: Nalyanya, Kallen Mulilo; Odhiambo, P Migunde; Ngumbu, Richard G; Onyuka, Arthur; Rop, Ronald K Date: 2016
Title: Investigating mechanical properties of leather treated with Aloe barbadensis Miller and Carrageenan using existing theoretical models Author: Onyuka, Arthur; Kallen Mulilo Nalyanya; Ronald K. Rop; Zephaniah Birech; Alvin Sasia Date: 2019-02
Title: Microbial Kerainase and its Potential Application in the Management of Tannery Hair Waste Author: Onyuka, Arthur; Bates, M; Covington, A; Antunes, P Date: 2014
Title: Mitigating the Formation of Hexavalent Chromium in Leather by Using Aloe Barbadensis Miller Mixed with Carrageenan Author: Nalyanya, Kallen Mulilo; Rop, Ronald K; Onyuka, Arthur; Birech, Zephania; Kamau, Paul Date: 2020
Title: Parameters for composting tannery hair waste Author: Onyuka, Arthur; Bates, M; Attenburrow, G; Covington, A; Antunes, A Date: 2012
Title: Quality evaluation of leathers produced by selected vegetable tanning materials from Laikipia County, Kenya Author: Kuria, Alex; Ombui, Jackson; Onyuka, Arthur; Sasia, Alvin; Kipyegon, ,Cheruiyot; Kaimenyi, Pennina; Ngugi, Antony Date: 2016
Title: Recent use of selected phytochemistry to mitigate environmental challenges facing leather tanning industry: a review Author: Onyuka, Arthur; Kallen Mulilo Nalyanya; Ronald Rop; Zephania Birech Date: 2019-09
Title: Recovery of Collagen Hydrolysate from Chrome Leather ShavingTannery Waste through Two-Step Hydrolysis usingMagnesium Oxide and Bating Enzyme Author: SASIA, ALVIN ASAVA; SANG, PAUL; Onyuka, Arthur Date: 2019-04-10
Title: Sectoral Value Chain Mapping in Kakamega County, Kenya Author: Murimi, Martin; Cheloti, Michael; Wekesa, Ingrid; Onyuka, Arthur Date: 2024-02
Title: Sustainable management of tannery hair waste through composting Author: Onyuka, Arthur Date: 2010
Title: Synergistic effect of aloe barbadensis miller and carrageenan on the mechanical performance of leather Author: Nalyanya, Kallen Mulilo; Rop, Ronald K; Onyuka, Arthur; Birech, Zephaniah; Wambulwa, Moses C; Sasia, Alvin Date: 2018
Title: Tannin Analysis of Selected Plants from Laikipia County, Kenya Author: Kuria, Alex; Ombui, Jackson; Onyuka, Arthur Date: 2016
Title: Tensile properties of indigenous Kenyan Boran pickled and tanned bovine hide Author: Nalyanya, Kallen M; Rop, Ronald K; Onyuka, Arthur; Kamau, Joseph Date: 2015
Title: Thermal and mechanical analysis of pickled and tanned cowhide: Effect of solar radiations Author: Nalyanya, Kallen Mulilo; Rop, Ronald K; Onyuka, Arthur; Migunde, Peter O; Ngumbu, Richard G Date: 2016
Title: Variation of elemental concentration in leather during post-tanning operation using energy dispersive X-ray ﬂuorescence spectroscopy: principal component analysis approach Author: Onyuka, Arthur; Ronald K. Rop; Kallen Mulilo Nalyanya; Zephania Birech; Justus J. Okonda Date: 2019-09
Title: View of A Survey of leather waste generation and disposal mode in selected counties in Kenya Author: Joel Mwondu; Onyuka, Arthur; Jackson Nyarongi Ombui Date: 2019-06

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