吉林碳谷、吉林化纤集团申请碳纤维热回收相关专利

Core Viewpoint - Jilin Carbon Valley Carbon Fiber Co., Ltd. and Jilin Chemical Fiber Group Co., Ltd. have applied for a patent for a heat recovery device and method in the production of carbon fiber precursor, indicating innovation in energy efficiency within the carbon fiber industry [1][2]. Group 1: Patent Application - The patent titled "A Heat Recovery Device and Method in the Production of Carbon Fiber Precursor" was filed with publication number CN121230411A and application number CN202511479984.0 [1]. - The invention includes a monomer recovery tower and a heat exchanger that utilizes steam from the recovery tower to increase the temperature of the mother liquid, thereby enhancing energy efficiency [2]. - The patent aims to fully recover and utilize the heat from both the mother liquid and the steam, contributing to energy savings in the production process [2]. Group 2: Company Overview - Jilin Carbon Valley was established on December 24, 2008, and was listed on the Beijing Stock Exchange on August 31, 2021, with its headquarters located in Jilin City, Jilin Province [2]. - The company is a leading player in the domestic carbon fiber precursor market, possessing a full industry chain advantage, which is expected to drive growth as production capacity is released [2]. Group 3: Financial Performance - In Q3 2025, Jilin Carbon Valley reported revenue of 1.875 billion yuan, ranking 4th among 8 companies in the industry, with a significant gap compared to the top two companies, Anhui Wuwei High-tech (5.958 billion yuan) and Taihe New Materials (2.732 billion yuan) [3]. - The net profit for the same period was 130 million yuan, placing the company 3rd in the industry, but still trailing behind the top performers, with the industry average net profit at 143 million yuan [3].