EP4204665A4 - DUAL TELEMETRY SYSTEM ENABLED BY SPIRAL TUBE - Google Patents

DUAL TELEMETRY SYSTEM ENABLED BY SPIRAL TUBE Download PDF

Info

Publication number: EP4204665A4
Authority: EP; European Patent Office
Prior art keywords: spiral tube; telemetry system; system enabled; dual telemetry; dual
Prior art date: 2020-08-27
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.): Granted

Application number

EP21862444.3A

Other languages

German (de)

French (fr)

Other versions

EP4204665A1 (en

EP4204665B1 (en

Inventor

Silviu LIVESCU

Bennie J. LINDSEY

Bryan Blomquist

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Baker Hughes Holdings LLC

Original Assignee

Baker Hughes Holdings LLC

Priority date (The priority date 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 date listed.)

2020-08-27

Filing date

2021-08-23

Publication date

2024-08-21

2020-08-27 Priority claimed from US17/004,408 external-priority patent/US11319803B2/en

2021-08-23 Application filed by Baker Hughes Holdings LLC filed Critical Baker Hughes Holdings LLC

2023-07-05 Publication of EP4204665A1 publication Critical patent/EP4204665A1/en

2024-08-21 Publication of EP4204665A4 publication Critical patent/EP4204665A4/en

2025-05-21 Application granted granted Critical

2025-05-21 Publication of EP4204665B1 publication Critical patent/EP4204665B1/en

Status Active legal-status Critical Current

2041-08-23 Anticipated expiration legal-status Critical

Links

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
- E21B47/135—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency using light waves, e.g. infrared or ultraviolet waves
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/041—Couplings; joints between rod or the like and bit or between rod and rod or the like specially adapted for coiled tubing
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
- E21B17/206—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables with conductors, e.g. electrical, optical
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/10—Locating fluid leaks, intrusions or movements
- E21B47/113—Locating fluid leaks, intrusions or movements using electrical indications; using light radiations
- E21B47/114—Locating fluid leaks, intrusions or movements using electrical indications; using light radiations using light radiation

Landscapes

Engineering & Computer Science (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Mining & Mineral Resources (AREA)
Physics & Mathematics (AREA)
General Life Sciences & Earth Sciences (AREA)
Fluid Mechanics (AREA)
Environmental & Geological Engineering (AREA)
Geochemistry & Mineralogy (AREA)
Geophysics (AREA)
Remote Sensing (AREA)
Mechanical Engineering (AREA)
Health & Medical Sciences (AREA)
Toxicology (AREA)
Electromagnetism (AREA)
Arrangements For Transmission Of Measured Signals (AREA)
Earth Drilling (AREA)
Light Guides In General And Applications Therefor (AREA)

EP21862444.3A 2020-08-27 2021-08-23 Coiled tubing-enabled dual telemetry system Active EP4204665B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US17/004,408 US11319803B2 (en)	2019-04-23	2020-08-27	Coiled tubing enabled dual telemetry system
PCT/US2021/047038 WO2022046573A1 (en)	2020-08-27	2021-08-23	Coiled tubing-enabled dual telemetry system

Publications (3)

Publication Number	Publication Date
EP4204665A1 EP4204665A1 (en)	2023-07-05
EP4204665A4 true EP4204665A4 (en)	2024-08-21
EP4204665B1 EP4204665B1 (en)	2025-05-21

Family

ID=80355608

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21862444.3A Active EP4204665B1 (en)	2020-08-27	2021-08-23	Coiled tubing-enabled dual telemetry system

Country Status (3)

Country	Link
EP (1)	EP4204665B1 (en)
CN (1)	CN116096980A (en)
WO (1)	WO2022046573A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6116085A (en) *	1998-06-09	2000-09-12	Aec East	Instrumentation tubing string assembly for use in wellbores
US20120085531A1 (en) *	2010-10-07	2012-04-12	Leising Larry J	Cable Monitoring in Coiled Tubing
US20170268320A1 (en) *	2012-04-27	2017-09-21	Kobold Corporation	Methods and electrically-actuated apparatus for wellbore operations
US20190257194A1 (en) *	2016-11-08	2019-08-22	Baker Hughes Incorporated	Dual Telemetric Coiled Tubing System

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3234306A4 (en) *	2014-12-15	2018-08-22	Baker Hughes Incorporated	Systems and methods for operating electrically-actuated coiled tubing tools and sensors
US10502050B2 (en) *	2015-10-01	2019-12-10	Schlumberger Technology Corporation	Optical rotary joint in coiled tubing applications
US10927666B2 (en) *	2015-12-15	2021-02-23	Halliburton Energy Services, Inc.	Systems and methods for surface detection of electromagnetic signals from subsurface environments
US10815774B2 (en) *	2018-01-02	2020-10-27	Baker Hughes, A Ge Company, Llc	Coiled tubing telemetry system and method for production logging and profiling
US11319803B2 (en) *	2019-04-23	2022-05-03	Baker Hughes Holdings Llc	Coiled tubing enabled dual telemetry system

2021
- 2021-08-23 CN CN202180056688.3A patent/CN116096980A/en active Pending
- 2021-08-23 EP EP21862444.3A patent/EP4204665B1/en active Active
- 2021-08-23 WO PCT/US2021/047038 patent/WO2022046573A1/en not_active Ceased

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6116085A (en) *	1998-06-09	2000-09-12	Aec East	Instrumentation tubing string assembly for use in wellbores
US20120085531A1 (en) *	2010-10-07	2012-04-12	Leising Larry J	Cable Monitoring in Coiled Tubing
US20170268320A1 (en) *	2012-04-27	2017-09-21	Kobold Corporation	Methods and electrically-actuated apparatus for wellbore operations
US20190257194A1 (en) *	2016-11-08	2019-08-22	Baker Hughes Incorporated	Dual Telemetric Coiled Tubing System

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022046573A1 *

Also Published As

Publication number	Publication date
EP4204665A1 (en)	2023-07-05
BR112023002901A2 (en)	2023-03-14
WO2022046573A1 (en)	2022-03-03
CN116096980A (en)	2023-05-09
EP4204665B1 (en)	2025-05-21

Legal Events

Date	Code	Title	Description
2022-03-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2023-06-02	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
2023-06-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2023-07-05	17P	Request for examination filed	Effective date: 20230207
2023-07-05	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2023-12-06	DAV	Request for validation of the european patent (deleted)
2023-12-06	DAX	Request for extension of the european patent (deleted)
2024-08-21	A4	Supplementary search report drawn up and despatched	Effective date: 20240723
2024-08-21	RIC1	Information provided on ipc code assigned before grant	Ipc: E21B 47/135 20120101ALI20240717BHEP Ipc: E21B 47/113 20120101ALI20240717BHEP Ipc: E21B 47/06 20120101ALI20240717BHEP Ipc: E21B 17/20 20060101ALI20240717BHEP Ipc: E21B 17/04 20060101ALI20240717BHEP Ipc: E21B 41/00 20060101ALI20240717BHEP Ipc: E21B 17/00 20060101ALI20240717BHEP Ipc: E21B 47/125 20120101AFI20240717BHEP
2025-03-04	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2025-03-04	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2025-03-26	RIC1	Information provided on ipc code assigned before grant	Ipc: E21B 47/135 20120101ALI20250220BHEP Ipc: E21B 47/113 20120101ALI20250220BHEP Ipc: E21B 47/06 20120101ALI20250220BHEP Ipc: E21B 17/20 20060101ALI20250220BHEP Ipc: E21B 17/04 20060101ALI20250220BHEP Ipc: E21B 41/00 20060101ALI20250220BHEP Ipc: E21B 17/00 20060101ALI20250220BHEP Ipc: E21B 47/125 20120101AFI20250220BHEP
2025-04-09	INTG	Intention to grant announced	Effective date: 20250305
2025-04-11	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2025-04-18	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2025-04-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE PATENT HAS BEEN GRANTED
2025-05-21	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2025-05-21	REG	Reference to a national code	Ref country code: GB Ref legal event code: FG4D
2025-05-30	REG	Reference to a national code	Ref country code: CH Ref legal event code: EP
2025-06-12	REG	Reference to a national code	Ref country code: DE Ref legal event code: R096 Ref document number: 602021031259 Country of ref document: DE
2025-06-18	REG	Reference to a national code	Ref country code: IE Ref legal event code: FG4D
2025-09-24	REG	Reference to a national code	Ref country code: NL Ref legal event code: MP Effective date: 20250521
2025-10-01	P01	Opt-out of the competence of the unified patent court (upc) registered	Free format text: CASE NUMBER: UPC_APP_4411_4204665/2025 Effective date: 20250825
2025-10-09	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250922 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2025-10-10	REG	Reference to a national code	Ref country code: LT Ref legal event code: MG9D
2025-10-13	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250822
2025-10-13	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NO Payment date: 20250725 Year of fee payment: 5
2025-10-15	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521 Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2025-10-16	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2025-10-16	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20250724 Year of fee payment: 5
2025-10-17	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2025-10-22	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250821
2025-10-28	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250921
2025-10-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2025-12-15	REG	Reference to a national code	Ref country code: AT Ref legal event code: MK05 Ref document number: 1796903 Country of ref document: AT Kind code of ref document: T Effective date: 20250521
2026-01-13	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521 Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-01-20	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-01-26	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-01-27	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-01-28	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-02-24	REG	Reference to a national code	Ref country code: DE Ref legal event code: R097 Ref document number: 602021031259 Country of ref document: DE
2026-03-03	REG	Reference to a national code	Ref country code: DE Ref legal event code: R119 Ref document number: 602021031259 Country of ref document: DE
2026-03-06	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-03-24	REG	Reference to a national code	Ref country code: CH Ref legal event code: H13 Free format text: ST27 STATUS EVENT CODE: U-0-0-H10-H13 (AS PROVIDED BY THE NATIONAL OFFICE) Effective date: 20260324
2026-03-27	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2026-03-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2026-03-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20250521
2026-04-02	REG	Reference to a national code	Ref country code: CH Ref legal event code: L10 Free format text: ST27 STATUS EVENT CODE: U-0-0-L10-L00 (AS PROVIDED BY THE NATIONAL OFFICE) Effective date: 20260402
2026-04-15	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20250823
2026-04-23	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20250831
2026-04-29	26N	No opposition filed	Effective date: 20260224

Publication	Publication Date	Title
EP3721262A4 (en)	2021-08-18	ROTARY COMPACT LIGHT WAVE TELEMETRY SYSTEM
EP3942227A4 (en)	2022-12-07	LIGHT COLLECTION SYSTEM
EP3538742A4 (en)	2020-05-27	DUAL TELEMETRIC SPIRAL PRODUCTION COLUMN SYSTEM
HUE056564T2 (en)	2022-02-28	Systems for optimizing plasma collection volumes
EP4038740A4 (en)	2023-06-07	SOLAR TRACKING SYSTEM
IL277357A (en)	2020-11-30	Humanized anti-prostate-specific membrane antigen (psma) antibody drug conjugates
EP2376175A4 (en)	2016-08-31	REMOTE PROCEDURE SYSTEM BY CATHETER
CY1122233T1 (en)	2020-11-25	METHOD FOR PREDICTING THE OUTCOME OF AFLIVERCEPT TREATMENT OF A PATIENT SUSPECTED TO HAVE CANCER
EP3912060A4 (en)	2022-10-05	DEPOSIT YIELD SYSTEM
EP3802970C0 (en)	2024-11-06	TUBE SHAFT MODULE
EP4285163A4 (en)	2024-12-11	GEOLOGICAL RESEARCH INFRASTRUCTURE
CL2019002723S1 (en)	2019-12-27	Coupling segment.
EP3734182A4 (en)	2021-10-06	SMOKE TUBE BOILER
EP3906261A4 (en)	2022-12-21	HUMANIZED, AFFINITY-MATURED ANTI-CEACAM1 ANTIBODIES
EP4204665A4 (en)	2024-08-21	DUAL TELEMETRY SYSTEM ENABLED BY SPIRAL TUBE
EP3846693C0 (en)	2024-01-03	ARTERIAL BLOOD GAS COLLECTION SYSTEM
EP3921916A4 (en)	2022-11-30	DUAL BATTERY SYSTEM
EP4052692A4 (en)	2023-08-02	MEDICAL TUBE POSITION CONFIRMATION SYSTEM
PT3794148T (en)	2022-09-27	ANEURYSM OR CANCER DIAGNOSIS METHODS
EP3818787A4 (en)	2022-06-15	X-RAY TUBE DIAGNOSTIC SYSTEM
EP4398794A4 (en)	2025-07-30	BLOOD COLLECTION SYSTEM
MA46387A (en)	2018-11-14	BIO-WASTE COLLECTION SYSTEM
EP3854373A4 (en)	2022-05-04	MEDICAL TUBE POSITION CONFIRMATION SYSTEM
EP3924600A4 (en)	2022-08-24	DRILLING SYSTEM
EP4030459A4 (en)	2023-09-13	X-ray tube