Title:
OVERFLOW IDENTIFICATION PROCESSING METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/001061
Kind Code:
A1
Abstract:
An overflow identification processing method and device. The method comprises: obtaining real-time drilling measurement data, performing data processing on the real-time drilling measurement data, and identifying a drilling state according to the processed real-time drilling measurement data (S1); and determining a corresponding overflow identification calculation mode according to a drilling state identification result, and by using the overflow identification calculation mode and according to the processed real-time drilling measurement data, identifying whether overflow occurs (S2).
Inventors:
SHI XIAOYAN (CN)
JI YONG (CN)
CUI MENG (CN)
WANG HAIGE (CN)
WU DONG (CN)
ZHAO FEI (CN)
DING YAN (CN)
HUANG KAI (CN)
YU YANG (CN)
JI YONG (CN)
CUI MENG (CN)
WANG HAIGE (CN)
WU DONG (CN)
ZHAO FEI (CN)
DING YAN (CN)
HUANG KAI (CN)
YU YANG (CN)
Application Number:
PCT/CN2022/138436
Publication Date:
January 04, 2024
Filing Date:
December 12, 2022
Export Citation:
Assignee:
CHINA NAT PETROLEUM CORP (CN)
CNPC ENG TECH RES & DEV CO LTD (CN)
CNPC ENG TECH RES & DEV CO LTD (CN)
International Classes:
E21B47/10; E21B44/00; E21B47/00
Foreign References:
| CN115126478A | 2022-09-30 | |||
| CN108388921A | 2018-08-10 | |||
| CN110795853A | 2020-02-14 | |||
| US20210062641A1 | 2021-03-04 |
Attorney, Agent or Firm:
BEIJING SANYOU INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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