PROCEDURE FOR OBTAINING BASIC CHROME VIOLET SALES DESTINED FOR THE TANNING And as a mordant for the textile industry

• 1. 居住空间相关联的商品的销售支援系统,居住空间相关联的商品的销售支援方法,用于支援居住空间相关联的商品的销售的程序及其记录用于支援居住空间相关联的商品的销售的程序的计算机可读的记录介质 [P] . 中国专利： CN1335968A . 2002-02-13
• 2. 使用湿蓝皮革废物制备用于鞣制或在鞣制皮革的水解胶原蛋白的方法及通过该方法所获得的产物 [P] . 中国专利： CN107075311B . 2020.08.11
• 3. Process for obtaining colorant, pre-tanner, fixer and color intensifier from the extraction of chrome iii and chrome iv from tannery waste, leather tanning industries, leather finishers and leather goods factories in general [P] . BR0202886A . 2004-05-25

  机译： 一般从制革厂废物，皮革制革工业，皮革整理剂和皮革制品工厂中提取铬iii和铬iv来获得着色剂，预鞣剂，定影剂和增色剂的方法

• 4. Method of tanning hides with a high basicity chrome tanning agent. [P] . ES8501000A1 . 1984-11-01

  机译： 用高碱性铬鞣剂鞣制皮革的方法。

• 5. Method of tanning hides with a high basicity chrome tanning agent [P] . 欧洲知识产权局专利： EP0121697A1 . 1984-10-17

  机译： 用高碱性铬鞣剂鞣制皮革的方法

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