May 2009
Hahn & Hahn Inc is a boutique firm of Intellectual Property practitioners specializing in obtaining and protecting Patent, Design and Trademark rights in South Africa, the entire African continent, and worldwide, through our offices in Pretoria, Kwazulu-Natal, Cape Town, Harare, Blantyre, and the USA.
Our professional staff includes Chemical Engineers, Electronic Engineers, Mechanical Engineers, Organic Chemists, Biotechnologists, who all practise in the fields of intellectual property law and are qualified attorneys.
Hahn & Hahn Inc represents some of the world's top Chemical, Biotechnology, Communications, Consumer Goods and Industrial firms in both Patent and Trademark matters. These clients enjoy the benefit of over 50 years' experience in Patent and Trademark prosecution and litigation in South Africa and the rest of the African continent.
For more information
Contact
Janusz F Luterek
Hahn & Hahn Inc
Intellectual Property Practitioners
222 Richard Street
Hatfield
Pretoria
South Africa
0083
www.sapat.co.za
Janusz@hahn.co.za
Tel: +27 12 342 1774
Fax: +27 12 342 3027
Regular Features
Cover Story
Comment - by Glynnis Koch
SAIChE News
Forum
Et cetera
Sodoku No 33 and Solution to No 32
Corrosion and coatings
Crude oil storage tank repair and reline in New Zealand
Greg Severyn, Sauereisen Inc, Greg Wiggins, Pacific Concrete Protection and Greg Bracey, New Zealand Refining Company
Focus on corrosion and coatings
Design and construction of chemical plant
Tray distillation columns - Part 1
This article is based on a series of tutorials available on the Plant Design Network
Design and construction of chemical plants
Focus on design and construction of chemical plant
Focus on solids handling
Solids Handling
How to wet powders instantly - using new high speed technology
Article supplied by Charles Ros & Son COmpany, Hauppauge, New York, USA
Water treatment
Basic filtration principles for the chemical industry
Guy Weismantel, President, Weismantel International, Kingwood, Texas, USA
