Model QZ100K drill was developed by the machinery plant, Changsha Institute of Mining Research, With a China National practical new-type patent.

QZ100K型潜孔钻机由本院机械厂研制，并已获国家实用新型专利。

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Then, it put forward a new idea of evaluating patent value with data-mining technology.

在现有专利工作的基础上提出了利用数据挖掘技术对企业专利价值评估的新思路。

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In this paper, we propose a patent trend mining approach that can identify changes in patent trends without the need for specialist knowledge.

本文提出了一种专利情报趋势的挖掘方法，它能够识别专利趋势的变化而不需要专业知识的帮助。

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TOHL, a start-up that produces flexible piping that can be deployed from helicopters to distribute water in difficult-to-reach areas or disaster zones, says it has spent the money on things such as testing its new system with a Chilean mining company and acquiring a patent.

ECONOMIST: Entrepreneurs in Latin America