February 2001
The CH Warman Pump Group has expanded its pump range to include SandPiper air-operated double diaphragm and positive displacement peristaltic Verderflex pumps.
The SandPiper range covers various sizes and types including the 12 volt submersible pumps, 'New SandPiper 11' plastic and metallic spill containment series, which complements the range.
The positive displacement Verderflex pumps range in size from 10 to 125 mm and generate maximum pressures up to 16 bar.
Both pump types are capable of handling various chemicals, pastes, solids and effluent in a numer of industries.
Warman Africa (Pty) Ltd
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Bio-Processing
The sulphide oxidising biofilm reactor: a component unit operation of the Rhodes Sure Process for sewage sludge solubilization
N Rein, RA Dorrington and PD Rose (Gold Fields Biotechnology Centre, Dept of Biochemistry and Microbiology, Rhodes University) ,A Lewis (Department of Chemical Engineering, University of Cape Town, South Africa), R Lowenthal (Department of Civil Engineer
Materials Engineering
The role of titanium oxidation state in Ziegler-Natta catalysis: an alternative modelling approach
R Rawatlal and M Starzak (School of Chemical Engineering, Natal University, South Africa) ,A Potgieter (Polifin),
Corrosion protection through metal spray coatings
M Sephton (School of Process and Materials Engineering and Metallurgy, University of the Witwatersrand, Johannesburg, South Africa) ,
Focus on materials engineering
Plant Optimisation
The System Johansson Biomass Gasifier
Kumesh Naidoo (Technology Services International (Eskom Enterprises)) ,
Safety Standards and Risk Analysis
Business strateneering - a strategic approach to manage uncertainty
Hannes Bernard (Business Decisioneering) ,
Hazard identification and assessment
Daniel JE Rademeyer (ISHECON) ,
Focus on safety and risk analysis
Waste Treatment
Evaluation of a modified flocculation filtration method to determine wastewater readily biodegradable COD
MC Wentzel, A Mbewe, MT Lakay and GA Ekama (Water Research Group, Department of Civil Engineering, University of Cape Town, South Africa) ,
