CA2716913C - A multi-zone carbon conversion system with plasma melting - Google Patents

A multi-zone carbon conversion system with plasma melting Download PDF

Info

Publication number
CA2716913C
CA2716913C CA2716913A CA2716913A CA2716913C CA 2716913 C CA2716913 C CA 2716913C CA 2716913 A CA2716913 A CA 2716913A CA 2716913 A CA2716913 A CA 2716913A CA 2716913 C CA2716913 C CA 2716913C
Authority
CA
Canada
Prior art keywords
zone
slag
carbon
converter
inter
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.)
Active
Application number
CA2716913A
Other languages
English (en)
French (fr)
Other versions
CA2716913A1 (en
Inventor
Andreas Tsangaris
Marc Bacon
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.)
Omni Conversion Technologies Inc
Original Assignee
Plasco Energy Group Inc
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.)
Filing date
Publication date
Priority claimed from PCT/US2007/070456 external-priority patent/WO2007143673A1/en
Application filed by Plasco Energy Group Inc filed Critical Plasco Energy Group Inc
Publication of CA2716913A1 publication Critical patent/CA2716913A1/en
Application granted granted Critical
Publication of CA2716913C publication Critical patent/CA2716913C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C10J3/32—Devices for distributing fuel evenly over the bed or for stirring up the fuel bed
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C10J3/34—Grates; Mechanical ash-removing devices
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/24—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/38—Multi-hearth arrangements
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2200/00—Details of gasification apparatus
    • C10J2200/09—Mechanical details of gasifiers not otherwise provided for, e.g. sealing means
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2200/00—Details of gasification apparatus
    • C10J2200/15—Details of feeding means
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0916—Biomass
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/093—Coal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0946—Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0956—Air or oxygen enriched air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/12—Heating the gasifier
    • C10J2300/123—Heating the gasifier by electromagnetic waves, e.g. microwaves
    • C10J2300/1238—Heating the gasifier by electromagnetic waves, e.g. microwaves by plasma
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1625—Integration of gasification processes with another plant or parts within the plant with solids treatment
    • C10J2300/1628—Ash post-treatment
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1625—Integration of gasification processes with another plant or parts within the plant with solids treatment
    • C10J2300/1628—Ash post-treatment
    • C10J2300/1634—Ash vitrification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00—Pretreatment
    • F23G2201/30—Pyrolysing
    • F23G2201/304—Burning pyrosolids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00—Pretreatment
    • F23G2201/40—Gasification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00—Combustion
    • F23G2202/10—Combustion in two or more stages
    • F23G2202/104—Combustion in two or more stages with ash melting stage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00—Supplementary heating arrangements
    • F23G2204/20—Supplementary heating arrangements using electric energy
    • F23G2204/201—Plasma
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/145—Feedstock the feedstock being materials of biological origin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Processing Of Solid Wastes (AREA)
CA2716913A 2007-02-27 2008-02-27 A multi-zone carbon conversion system with plasma melting Active CA2716913C (en)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US89180707P 2007-02-27 2007-02-27
US89174907P 2007-02-27 2007-02-27
US89175407P 2007-02-27 2007-02-27
US89176807P 2007-02-27 2007-02-27
US60/891,754 2007-02-27
US60/891,807 2007-02-27
US60/891,768 2007-02-27
US60/891,749 2007-02-27
PCT/US2007/070456 WO2007143673A1 (en) 2006-06-05 2007-06-05 A gasifier comprising vertically successive processing regions
USPCT/US2007/070456 2007-06-05
US98613707P 2007-11-07 2007-11-07
US60/986,137 2007-11-07
PCT/CA2008/000452 WO2008104088A1 (en) 2007-02-27 2008-02-27 A multi-zone carbon conversion system with plasma melting

Publications (2)

Publication Number Publication Date
CA2716913A1 CA2716913A1 (en) 2008-09-04
CA2716913C true CA2716913C (en) 2014-09-09

Family

ID=39720830

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2716913A Active CA2716913C (en) 2007-02-27 2008-02-27 A multi-zone carbon conversion system with plasma melting

Country Status (6)

Country Link
EP (1) EP2263042A4 (https=)
JP (1) JP2011513517A (https=)
CN (1) CN102144126B (https=)
CA (1) CA2716913C (https=)
EA (1) EA018207B1 (https=)
WO (1) WO2008104088A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR20080100647A (el) * 2008-10-06 2010-05-13 Διονυσιος Χαραλαμπους Χοϊδας Συσκευη θερμικης αποδομησης ενυδρων ανθρακουχων συμπυκνωματων
SI2396089T1 (en) 2009-02-11 2018-01-31 Natural Energy Systems Inc. The process of converting organic material into methane-rich gas
MY151894A (en) 2009-07-17 2014-07-14 Green Energy And Technology Sdn Bhd Advanced thermal reactor
US9416328B2 (en) 2010-01-06 2016-08-16 General Electric Company System and method for treatment of fine particulates separated from syngas produced by gasifier
GB2478797B (en) * 2010-03-19 2015-11-04 Advanced Plasma Power Ltd Waste treatment
CN102206516A (zh) * 2010-03-29 2011-10-05 通用电气公司 耐火墙及气化装置和方法
EP2673564B8 (en) 2011-02-10 2024-03-13 Plasma Tech Holdings, LLC Method for operating an inductive bath plasma cupola
WO2012112064A1 (ru) * 2011-02-18 2012-08-23 Крено Инвест Са Способ переработки твердых и жидких отходов производства и потребления в термической плазме и установка для его осуществления
WO2013142945A1 (en) * 2012-03-29 2013-10-03 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources Supplemental burner for conversion of biomass and related solid fuel
US9656863B2 (en) * 2012-12-20 2017-05-23 Air Products And Chemicals, Inc. Method and apparatus for feeding municipal solid waste to a plasma gasifier reactor
WO2014132230A1 (en) * 2013-02-28 2014-09-04 How Kiap Gueh Molten metal gasifier
US9005536B1 (en) 2014-05-01 2015-04-14 ARK Power Dynamics, LLC Apparatus and method for conversion of solid waste into synthetic oil, gas, and fertilizer
CN104310732B (zh) * 2014-10-28 2016-03-23 山东博润工业技术股份有限公司 一种污泥高温等离子玻璃化装置及其处理方法
CN105819642A (zh) * 2016-05-03 2016-08-03 娈疯 污泥晶体化固化处理工艺
DE102016210348A1 (de) * 2016-06-10 2017-12-14 Technische Universität Bergakademie Freiberg Verfahren und Vorrichtung zur Nachoxidation von kohlenstoffhaltigen Vergasungsprodukten
CN106524172B (zh) * 2016-12-12 2019-04-05 内蒙古科技大学 一种微波等离子焚烧医疗废弃物的方法及装置
CN109110969B (zh) * 2018-09-13 2021-06-25 上海离原环境科技有限公司 一种铀矿废水等离子体协同处置方法和系统
DE102021004675B4 (de) * 2021-09-17 2024-02-01 Technische Universität Bergakademie Freiberg, Körperschaft des öffentlichen Rechts Hybrid-Verfahren und Hybrid-Vorrichtung für CO2-ärmere bzw. CO2-freie Hochtemperaturtechnologien zur thermischen Behandlung bzw. Herstellung von anorganischen Werkstoffen
WO2024058992A1 (en) * 2022-09-14 2024-03-21 DYPER Inc. Biogenic refinery

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191300500A (en) * 1913-01-07 1913-10-23 Godfrey Meynell Selwin Tait Improvements in or relating to Gas Producers.
US4063521A (en) * 1976-08-19 1977-12-20 Econo-Therm Energy Systems Corporation Incinerator having gas flow controlling separator
US4941415A (en) * 1989-11-02 1990-07-17 Entech Corporation Municipal waste thermal oxidation system
JP2008542481A (ja) * 2005-06-03 2008-11-27 プラスコ エネルギー グループ インコーポレーテッド 石炭を特定の組成のガスへ変換するためのシステム
EP1896553A4 (en) * 2005-06-03 2010-09-01 Plascoenergy Ip Holdings Slb SYSTEM FOR THE CONVERSION OF CARBON CONTAINING MATERIALS IN A GAS SPECIFIED COMPOSITION
CN100381352C (zh) * 2006-02-25 2008-04-16 周开根 用垃圾、生物质和水为原料的等离子体制氢方法及设备
AP2008004698A0 (en) * 2006-06-05 2008-12-31 Plascoenergy Ip Holdings S L A gasifier comprising vertically successive processing regions

Also Published As

Publication number Publication date
WO2008104088A1 (en) 2008-09-04
CN102144126B (zh) 2014-07-23
EA201001375A1 (ru) 2011-04-29
CN102144126A (zh) 2011-08-03
CA2716913A1 (en) 2008-09-04
EA018207B1 (ru) 2013-06-28
JP2011513517A (ja) 2011-04-28
WO2008104088A9 (en) 2009-01-22
EP2263042A1 (en) 2010-12-22
EP2263042A4 (en) 2011-06-22

Similar Documents

Publication Publication Date Title
CA2716913C (en) A multi-zone carbon conversion system with plasma melting
US20110062013A1 (en) Multi-Zone Carbon Conversion System with Plasma Melting
CA2756745C (en) Carbon conversion system with integrated processing zones
US20070258869A1 (en) Residue Conditioning System
US20080104887A1 (en) Residue conditioning system
CA2716912C (en) Gasification system with processed feedstock/char conversion and gas reformulation
US9321640B2 (en) Gasification system with processed feedstock/char conversion and gas reformulation
AU2007247893B2 (en) A gas reformulating system using plasma torch heat
AU2007247894A2 (en) A heat recycling system for use with a gasifier
AU2008221197A1 (en) Gasification system with processed feedstock/Char conversion and gas reformulation
AU2008221169B2 (en) A multi-zone carbon conversion system with plasma melting
CA2651335C (en) A gas reformulating system using plasma torch heat
HK1159228B (en) A multi-zone carbon conversion system with plasma melting
CA2703808A1 (en) A residue conditioning system
CA2652287A1 (en) A heat recycling system for use with a gasifier
HK1171045A (en) Carbon conversion system with integrated processing zones

Legal Events

Date Code Title Description
EEER Examination request
MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 16TH ANNIV.) - STANDARD

Year of fee payment: 16

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20240826

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20240826

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20240826

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 17TH ANNIV.) - STANDARD

Year of fee payment: 17

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250225

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20250225

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250225

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-4-4-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20251110

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 18TH ANNIV.) - STANDARD

Year of fee payment: 18

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260226

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260226