EP4747604A1 - Nichtintrusives rheometer zur verwendung bei bohrlochoperationen - Google Patents
Nichtintrusives rheometer zur verwendung bei bohrlochoperationenInfo
- Publication number
- EP4747604A1 EP4747604A1 EP24739696.3A EP24739696A EP4747604A1 EP 4747604 A1 EP4747604 A1 EP 4747604A1 EP 24739696 A EP24739696 A EP 24739696A EP 4747604 A1 EP4747604 A1 EP 4747604A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- flow passage
- flow
- fluid
- bypass
- differential pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
- G01N11/08—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by measuring pressure required to produce a known flow
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202363514623P | 2023-07-20 | 2023-07-20 | |
| US18/486,717 US12222268B1 (en) | 2023-07-20 | 2023-10-13 | Non-intrusive rheometer for use in well operations |
| PCT/IB2024/055912 WO2025017389A1 (en) | 2023-07-20 | 2024-06-17 | Non-intrusive rheometer for use in well operations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4747604A1 true EP4747604A1 (de) | 2026-05-27 |
Family
ID=91853707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP24739696.3A Pending EP4747604A1 (de) | 2023-07-20 | 2024-06-17 | Nichtintrusives rheometer zur verwendung bei bohrlochoperationen |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4747604A1 (de) |
| AU (1) | AU2024291776A1 (de) |
| WO (1) | WO2025017389A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12669023B2 (en) | 2021-08-02 | 2026-06-30 | Weatherford Technology Holdings, Llc | Real time flow rate and rheology measurement |
| WO2025257626A1 (en) * | 2024-06-13 | 2025-12-18 | Weatherford Technology Holdings, Llc | Real time flow rate and rheology measurement |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7836973B2 (en) * | 2005-10-20 | 2010-11-23 | Weatherford/Lamb, Inc. | Annulus pressure control drilling systems and methods |
| EP3994337B1 (de) * | 2019-07-03 | 2024-02-28 | Conocophillips Company | Bestimmung der rheologie von fluid in einem öl- oder gasbohrloch |
| US11702896B2 (en) | 2021-03-05 | 2023-07-18 | Weatherford Technology Holdings, Llc | Flow measurement apparatus and associated systems and methods |
| US11661805B2 (en) * | 2021-08-02 | 2023-05-30 | Weatherford Technology Holdings, Llc | Real time flow rate and rheology measurement |
-
2024
- 2024-06-17 WO PCT/IB2024/055912 patent/WO2025017389A1/en not_active Ceased
- 2024-06-17 EP EP24739696.3A patent/EP4747604A1/de active Pending
- 2024-06-17 AU AU2024291776A patent/AU2024291776A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2025017389A1 (en) | 2025-01-23 |
| AU2024291776A1 (en) | 2025-12-18 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20251127 |
|
| AK | Designated contracting states |
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