two more patents for harbin petrochemical corp -亚博电竞网

source: china bluestar
date:2012-04-19
two of the harbin petrochemical corp's patent applications have been approved by the state intellectual property office: alkaline washing pipelines and a new ball valve,for their practicability and novelty in improving operations and increasing benefits.
 
the company now holds four patents with long-term intellectual property rights. the number of new patents is expected to increase annually and they are expected to play an important role in improving competitiveness as intellectual property work develops and technology improves.
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