中国石油取得恢复三维古地貌方法专利

Group 1 - The core point of the article is that China National Petroleum Corporation has obtained a patent for a method to restore three-dimensional ancient landforms, with the patent announcement number CN115453613B and an application date of June 2021 [1] Group 2 - China National Petroleum Corporation was established in 1999 and is based in Beijing, primarily engaged in oil and natural gas extraction [1] - The company has a registered capital of 18,302,097,000 RMB [1] - According to data analysis, the company has invested in 1,298 enterprises, participated in 443 bidding projects, holds 38 trademark registrations, has 5,000 patent records, and possesses 168 administrative licenses [1]