Average Co-Inventor Count = 12.32
ph-index = 1
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. China Petroleum & Chemical Corporation (2 from 667 patents)
2. Research Institute of Petroleum Processing, Sinopec (2 from 195 patents)
3. Sun-central (shanghai) Marketing and Service Co., Ltd (1 from 1 patent)
2 patents:
1. 12226725 - Oil slurry filter, oil slurry filter unit and oil slurry filter system containing the same, and oil slurry filtering process
2. 9657236 - Process for hydrotreating heavy raw oils