---
title: "Dongjiang Env's chemical nickel plating wastewater resource recovery technology has been granted an invention patent by the United States Patent and Trademark Office"
type: "News"
locale: "zh-CN"
url: "https://longbridge.com/zh-CN/news/260736011.md"
description: "Recently, Dongjiang Env achieved an important breakthrough in the resource utilization of industrial wastewater. The independently developed \"Resource Treatment Method for Chemical Nickel Plating Waste Liquid\" has officially received invention patent authorization from the United States Patent and Trademark Office, marking international recognition of Dongjiang Env's innovative achievements in the resource treatment technology of nickel-containing wastewater"
datetime: "2025-10-11T09:46:11.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/260736011.md)
  - [en](https://longbridge.com/en/news/260736011.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/260736011.md)
---

> 支持的语言: [English](https://longbridge.com/en/news/260736011.md) | [繁體中文](https://longbridge.com/zh-HK/news/260736011.md)


# Dongjiang Env's chemical nickel plating wastewater resource recovery technology has been granted an invention patent by the United States Patent and Trademark Office

Recently, Dongjiang Env achieved an important breakthrough in the resource utilization of industrial wastewater. The independently developed "Resource Treatment Method for Chemical Nickel Plating Waste Liquid" has officially received invention patent authorization from the United States Patent and Trademark Office, marking international recognition of Dongjiang Env's innovative achievements in the resource treatment technology of nickel-containing wastewater

### 相关股票

- [Dongjiang Env (002672.CN)](https://longbridge.com/zh-CN/quote/002672.CN.md)
- [DONGJIANG ENV (00895.HK)](https://longbridge.com/zh-CN/quote/00895.HK.md)

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