公开(公告)号：US11953490B2

公开(公告)日：2024-04-09

申请号：US16948054

申请日：2020-08-28

Applicant: ExxonMobil Technology and Engineering Company

Inventor： Chun Zhu ,  Weixuan Li

IPC: G01N33/28 ,  G06N7/00 ,  G06N7/01 ,  G06Q10/06 ,  G06Q10/0631 ,  G06Q10/0637

CPC classification number: G01N33/2823 ,  G01N33/2835 ,  G06N7/01 ,  G06Q10/06315 ,  G06Q10/0637

Abstract: An angiosperm index-1 and an angiosperm index-2 are correlated to an age of a liquid hydrocarbon sample and can be used to distinguish oil age of Late Cretaceous (100-65 million years before present, or 100-65 Ma BP) vs. Paleogene (65-55 Ma BP) vs. Eocene or younger (