The name Derwent is Old English and means "valley thick with oaks".
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Since 1985, Derwent Water Systems has established itself as a leading manufacturer and supplier of quality water treatment plant, ranging from basic water softeners and reverse osmosis equipment to customer specified complex water treatment solutions.
Derwent also provides more specialised project plant individually designed to suit customers' needs and tailored to realistic customers' budgets.
Derwent also offers extensive service packages on existing or new equipment.
Derwent'schemical codes must be linked to each other if the searcher is to stand a chance of finding patents in which the various substructures actually appear in the same compound.
Derwent would lose revenue rather than increasing it; searchers would tear their hair out in frustration at having to cope with an unsuitable search platform; and search clients would lose out most of all from the quality of search results they would receive.
Derwent has released its indexing to an end-user platform that is just too basic to handle the challenges of searching Derwent to its full potential and opened it to an end-user community who can't have a clue of how to use the codes effectively.