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中这是一个让我国所有的企业都该警醒的例子国外一家公司向中国专利机构申报的专利其中覆盖了我国化工行业已使用几十年的一项工艺如果国外公司如愿则将为一些企业带来不堪设想的后果国化工行业正面对着一个尴尬的问题，全国２８家生产季戊四醇产品的化工厂将面临...
This is an example for all companies in our country to be vigilant. A company in foreign countries declares a patent to a Chinese patent office, which covers a process that has been used by the chemical industry in China for several decades. If a foreign company wishes to do so, it will Some companies have brought disastrous consequences. The country’s chemical industry is facing a paralyzed problem. The 28 chemical factories that produce pentaerythritol products will face...