CA2903836C - Horizontal heat recovery coke ovens having monolith crowns - Google Patents

Horizontal heat recovery coke ovens having monolith crowns Download PDF

Info

Publication number
CA2903836C
CA2903836C CA2903836A CA2903836A CA2903836C CA 2903836 C CA2903836 C CA 2903836C CA 2903836 A CA2903836 A CA 2903836A CA 2903836 A CA2903836 A CA 2903836A CA 2903836 C CA2903836 C CA 2903836C
Authority
CA
Canada
Prior art keywords
crown
heat recovery
coke oven
sidewall
horizontal heat
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
CA2903836A
Other languages
English (en)
French (fr)
Other versions
CA2903836A1 (en
Inventor
Gary Dean WEST
John Francis Quanci
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.)
Suncoke Technology and Development LLC
Original Assignee
Suncoke Technology and Development 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.)
Filing date
Publication date
Application filed by Suncoke Technology and Development LLC filed Critical Suncoke Technology and Development LLC
Publication of CA2903836A1 publication Critical patent/CA2903836A1/en
Application granted granted Critical
Publication of CA2903836C publication Critical patent/CA2903836C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B29/00—Other details of coke ovens
    • C10B29/02—Brickwork, e.g. casings, linings, walls
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B15/00—Other coke ovens
    • C10B15/02—Other coke ovens with floor heating
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B21/00—Heating of coke ovens with combustible gases
    • C10B21/10—Regulating and controlling the combustion
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B29/00—Other details of coke ovens
    • C10B29/04—Controlling or preventing expansion or contraction
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B5/00—Coke ovens with horizontal chambers
    • 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
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
CA2903836A 2013-03-14 2014-03-14 Horizontal heat recovery coke ovens having monolith crowns Active CA2903836C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/829,588 US9193915B2 (en) 2013-03-14 2013-03-14 Horizontal heat recovery coke ovens having monolith crowns
US13/829,588 2013-03-14
PCT/US2014/028837 WO2014153050A1 (en) 2013-03-14 2014-03-14 Horizontal heat recovery coke ovens having monolith crowns

Publications (2)

Publication Number Publication Date
CA2903836A1 CA2903836A1 (en) 2014-09-25
CA2903836C true CA2903836C (en) 2017-08-22

Family

ID=51522573

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2903836A Active CA2903836C (en) 2013-03-14 2014-03-14 Horizontal heat recovery coke ovens having monolith crowns

Country Status (8)

Country Link
US (1) US9193915B2 (enExample)
EP (2) EP3075818B1 (enExample)
CN (2) CN105189704A (enExample)
BR (1) BR112015010451B1 (enExample)
CA (1) CA2903836C (enExample)
IN (1) IN2015KN00512A (enExample)
PL (1) PL3075818T3 (enExample)
WO (1) WO2014153050A1 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7998316B2 (en) 2009-03-17 2011-08-16 Suncoke Technology And Development Corp. Flat push coke wet quenching apparatus and process
US9200225B2 (en) 2010-08-03 2015-12-01 Suncoke Technology And Development Llc. Method and apparatus for compacting coal for a coal coking process
IN2015KN00248A (enExample) 2012-07-31 2015-06-12 Suncoke Technology & Dev Llc
US9359554B2 (en) 2012-08-17 2016-06-07 Suncoke Technology And Development Llc Automatic draft control system for coke plants
US9243186B2 (en) 2012-08-17 2016-01-26 Suncoke Technology And Development Llc. Coke plant including exhaust gas sharing
US9249357B2 (en) 2012-08-17 2016-02-02 Suncoke Technology And Development Llc. Method and apparatus for volatile matter sharing in stamp-charged coke ovens
US9169439B2 (en) 2012-08-29 2015-10-27 Suncoke Technology And Development Llc Method and apparatus for testing coal coking properties
WO2014046701A1 (en) 2012-09-21 2014-03-27 Suncoke Technology And Development Llc. Reduced output rate coke oven operation with gas sharing providing extended process cycle
US9476547B2 (en) 2012-12-28 2016-10-25 Suncoke Technology And Development Llc Exhaust flow modifier, duct intersection incorporating the same, and methods therefor
US9273249B2 (en) 2012-12-28 2016-03-01 Suncoke Technology And Development Llc. Systems and methods for controlling air distribution in a coke oven
US9238778B2 (en) 2012-12-28 2016-01-19 Suncoke Technology And Development Llc. Systems and methods for improving quenched coke recovery
US10047295B2 (en) 2012-12-28 2018-08-14 Suncoke Technology And Development Llc Non-perpendicular connections between coke oven uptakes and a hot common tunnel, and associated systems and methods
EP2938701B1 (en) 2012-12-28 2019-12-18 SunCoke Technology and Development LLC Vent stack lids and associated methods
US10883051B2 (en) 2012-12-28 2021-01-05 Suncoke Technology And Development Llc Methods and systems for improved coke quenching
US10760002B2 (en) 2012-12-28 2020-09-01 Suncoke Technology And Development Llc Systems and methods for maintaining a hot car in a coke plant
WO2014105062A1 (en) 2012-12-28 2014-07-03 Suncoke Technology And Development Llc. Systems and methods for removing mercury from emissions
US9273250B2 (en) 2013-03-15 2016-03-01 Suncoke Technology And Development Llc. Methods and systems for improved quench tower design
WO2015103414A1 (en) 2013-12-31 2015-07-09 Suncoke Technology And Development Llc Methods for decarbonizing coking ovens, and associated systems and devices
CA2954063C (en) 2014-06-30 2022-06-21 Suncoke Technology And Development Llc Horizontal heat recovery coke ovens having monolith crowns
JP6393828B2 (ja) 2014-08-28 2018-09-19 サンコーク テクノロジー アンド ディベロップメント リミテッド ライアビリティ カンパニー コークス工場の操作及び生産高を最適化するための方法及びシステム
WO2016044347A1 (en) * 2014-09-15 2016-03-24 Suncoke Technology And Development Llc Coke ovens having monolith component construction
DE102014221150B3 (de) * 2014-10-17 2016-03-17 Thyssenkrupp Ag Koksofen mit verbesserter Abgasführung in den Sekundärheizräumen und ein Verfahren zur Verkokung von Kohle sowie die Verwendung des Koksofens
WO2016109699A1 (en) 2014-12-31 2016-07-07 Suncoke Technology And Development Llc Multi-modal beds of coking material
CN107922846B (zh) 2015-01-02 2021-01-01 太阳焦炭科技和发展有限责任公司 使用高级的控制和最佳化技术的综合焦化设备自动化和最佳化
US11060032B2 (en) 2015-01-02 2021-07-13 Suncoke Technology And Development Llc Integrated coke plant automation and optimization using advanced control and optimization techniques
EP3397719B1 (en) 2015-12-28 2020-10-14 Suncoke Technology and Development LLC System for dynamically charging a coke oven
CA3026379C (en) 2016-06-03 2025-06-17 Suncoke Technology And Development Llc. METHODS AND SYSTEMS FOR AUTOMATICALLY GENErating CORRECTIVE ACTION IN AN INDUSTRIAL INSTALLATION
AU2018273894A1 (en) 2017-05-23 2019-12-19 Suncoke Technology And Development Llc System and method for repairing a coke oven
WO2020140087A1 (en) * 2018-12-28 2020-07-02 Suncoke Technology And Development Llc Coke plant tunnel repair and anchor distribution
BR112021012766B1 (pt) 2018-12-28 2023-10-31 Suncoke Technology And Development Llc Descarbonização de fornos de coque e sistemas e métodos associados
BR112021012718B1 (pt) 2018-12-28 2022-05-10 Suncoke Technology And Development Llc Sistema para detecção de particulado para uso em uma instalação industrial e método para detecção de particulado em uma instalação de gás industrial
CA3125340C (en) 2018-12-28 2022-04-26 Suncoke Technology And Development Llc Spring-loaded heat recovery oven system and method
CA3125279A1 (en) 2018-12-28 2020-07-02 Suncoke Technology And Development Llc Improved oven uptakes
WO2020140092A1 (en) 2018-12-28 2020-07-02 Suncoke Technology And Development Llc Heat recovery oven foundation
WO2020142389A1 (en) 2018-12-31 2020-07-09 Suncoke Technology And Development Llc Improved systems and methods for utilizing flue gas
WO2020142391A1 (en) 2018-12-31 2020-07-09 Suncoke Technology And Development Llc Methods and systems for providing corrosion resistant surfaces in contaminant treatment systems
CN110105972A (zh) * 2019-06-21 2019-08-09 马鞍山钢铁股份有限公司 一种焦炉看火眼砖和圈及其更换方法
WO2021134071A1 (en) 2019-12-26 2021-07-01 Suncoke Technology And Development Llc Oven health optimization systems and methods
BR112022022326A2 (pt) 2020-05-03 2022-12-13 Suncoke Tech & Development Llc Produtos de coque de alta qualidade
WO2022235839A1 (en) 2021-05-04 2022-11-10 Suncoke Technology And Development Llc Foundry coke products, and associated systems and methods
US11946108B2 (en) 2021-11-04 2024-04-02 Suncoke Technology And Development Llc Foundry coke products and associated processing methods via cupolas
MX2023012475A (es) 2021-11-04 2024-04-25 Suncoke Tech & Development Llc Productos de coque de fundicion y sistemas, dispositivos y metodos asociados.
EP4612261A1 (en) 2022-11-04 2025-09-10 Suncoke Technology and Development LLC Coal blends, foundry coke products, and associated systems, devices, and methods
US12410369B2 (en) 2023-11-21 2025-09-09 Suncoke Technology And Development Llc Flat push hot car for foundry coke and associated systems and methods
US12673348B2 (en) 2023-11-21 2026-07-07 Suncoke Technology And Development Llc Systems, devices and methods for screening industrial products

Family Cites Families (242)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1486401A (en) 1924-03-11 van ackeren
US1848818A (en) 1932-03-08 becker
US469868A (en) 1892-03-01 Apparatus for quenching coke
DE212176C (enExample) 1908-04-10 1909-07-26
US1140798A (en) 1915-01-02 1915-05-25 Riterconley Mfg Company Coal-gas-generating apparatus.
US1424777A (en) 1915-08-21 1922-08-08 Schondeling Wilhelm Process of and device for quenching coke in narrow containers
US1430027A (en) 1920-05-01 1922-09-26 Plantinga Pierre Oven-wall structure
US1572391A (en) 1923-09-12 1926-02-09 Koppers Co Inc Container for testing coal and method of testing
BE336997A (enExample) 1926-03-04
US1818370A (en) 1929-04-27 1931-08-11 William E Wine Cross bearer
US1955962A (en) 1933-07-18 1934-04-24 Carter Coal Company Coal testing apparatus
GB441784A (en) 1934-08-16 1936-01-27 Carves Simon Ltd Process for improvement of quality of coke in coke ovens
BE464296A (enExample) 1942-07-07
US2394173A (en) 1943-07-26 1946-02-05 Albert B Harris Locomotive draft arrangement
GB606340A (en) 1944-02-28 1948-08-12 Waldemar Amalius Endter Latch devices
GB611524A (en) 1945-07-21 1948-11-01 Koppers Co Inc Improvements in or relating to coke oven door handling apparatus
GB725865A (en) 1952-04-29 1955-03-09 Koppers Gmbh Heinrich Coke-quenching car
US2902991A (en) 1957-08-15 1959-09-08 Howard E Whitman Smoke generator
US3033764A (en) 1958-06-10 1962-05-08 Koppers Co Inc Coke quenching tower
GB871094A (en) 1959-04-29 1961-06-21 Didier Werke Ag Coke cooling towers
US3462345A (en) 1967-05-10 1969-08-19 Babcock & Wilcox Co Nuclear reactor rod controller
US3545470A (en) 1967-07-24 1970-12-08 Hamilton Neil King Paton Differential-pressure flow-controlling valve mechanism
US3616408A (en) 1968-05-29 1971-10-26 Westinghouse Electric Corp Oxygen sensor
DE1771855A1 (de) 1968-07-20 1972-02-03 Still Fa Carl Vorrichtung zum emissionslosen Koksausdruecken und Koksloeschen bei horizontalen Verkokungsofenbatterien
US3652403A (en) 1968-12-03 1972-03-28 Still Fa Carl Method and apparatus for the evacuation of coke from a furnace chamber
DE1812897B2 (de) 1968-12-05 1973-04-12 Heinrich Koppers Gmbh, 4300 Essen Einrichtung zum entfernen des beim ausstossen von koks aus verkokungskammeroefen entstehenden staubes
US3592742A (en) * 1970-02-06 1971-07-13 Buster R Thompson Foundation cooling system for sole flue coking ovens
US3722182A (en) 1970-05-14 1973-03-27 J Gilbertson Air purifying and deodorizing device for automobiles
US3875016A (en) 1970-10-13 1975-04-01 Otto & Co Gmbh Dr C Method and apparatus for controlling the operation of regeneratively heated coke ovens
US3748235A (en) 1971-06-10 1973-07-24 Otto & Co Gmbh Dr C Pollution free discharging and quenching system
US3709794A (en) 1971-06-24 1973-01-09 Koppers Co Inc Coke oven machinery door extractor shroud
DE2154306A1 (de) 1971-11-02 1973-05-10 Otto & Co Gmbh Dr C Koksloeschturm
BE790985A (fr) 1971-12-11 1973-03-01 Koppers Gmbh Heinrich Procede pour l'uniformisation du chauffage des fours a coke a chambre horizontale et installation pour la pratique du
US3784034A (en) 1972-04-04 1974-01-08 B Thompson Coke oven pushing and charging machine and method
US3912091A (en) 1972-04-04 1975-10-14 Buster Ray Thompson Coke oven pushing and charging machine and method
US3857758A (en) 1972-07-21 1974-12-31 Block A Method and apparatus for emission free operation of by-product coke ovens
US3917458A (en) 1972-07-21 1975-11-04 Nicoll Jr Frank S Gas filtration system employing a filtration screen of particulate solids
DE2245567C3 (de) 1972-09-16 1981-12-03 G. Wolff Jun. Kg, 4630 Bochum Verkokungsofentür mit umlaufender Dichtschneide
DE2250636C3 (de) 1972-10-16 1978-08-24 Hartung, Kuhn & Co Maschinenfabrik Gmbh, 4000 Duesseldorf Aus einem Kokskuchenführungswagen und einem Traggestell für eine Absaughaube bestehende, verfahrbare Einrichtung
US3836161A (en) 1973-01-08 1974-09-17 Midland Ross Corp Leveling system for vehicles with optional manual or automatic control
DE2326825A1 (de) 1973-05-25 1975-01-02 Hartung Kuhn & Co Maschf Einrichtung zum abfuehren und reinigen von an den tueren an horizontalkammerverkokungsofenbatterien austretenden gasschwaden
DE2327983B2 (de) 1973-06-01 1976-08-19 Waagerechter verkokungsofen mit querregeneratoren
US3878053A (en) 1973-09-04 1975-04-15 Koppers Co Inc Refractory shapes and jamb structure of coke oven battery heating wall
US4067462A (en) 1974-01-08 1978-01-10 Buster Ray Thompson Coke oven pushing and charging machine and method
US3897312A (en) 1974-01-17 1975-07-29 Interlake Inc Coke oven charging system
DE2416434A1 (de) 1974-04-04 1975-10-16 Otto & Co Gmbh Dr C Verkokungsofen
US3930961A (en) 1974-04-08 1976-01-06 Koppers Company, Inc. Hooded quenching wharf for coke side emission control
JPS50148405U (enExample) 1974-05-28 1975-12-09
US3906992A (en) 1974-07-02 1975-09-23 John Meredith Leach Sealed, easily cleanable gate valve
US3984289A (en) 1974-07-12 1976-10-05 Koppers Company, Inc. Coke quencher car apparatus
US4100033A (en) 1974-08-21 1978-07-11 Hoelter H Extraction of charge gases from coke ovens
US3959084A (en) 1974-09-25 1976-05-25 Dravo Corporation Process for cooling of coke
JPS5314242B2 (enExample) 1974-10-31 1978-05-16
US3963582A (en) 1974-11-26 1976-06-15 Koppers Company, Inc. Method and apparatus for suppressing the deposition of carbonaceous material in a coke oven battery
FR2304660A1 (fr) 1975-03-19 1976-10-15 Otto & Co Gmbh Dr C Procede et briques boutisses de raccordement pour la refection partielle de parois chauffantes d'une batterie de fours a coke
US4004702A (en) 1975-04-21 1977-01-25 Bethlehem Steel Corporation Coke oven larry car coal restricting insert
DE2524462A1 (de) 1975-06-03 1976-12-16 Still Fa Carl Verkokungsofenfuellwagen
US4045299A (en) 1975-11-24 1977-08-30 Pennsylvania Coke Technology, Inc. Smokeless non-recovery type coke oven
DE2603678C2 (de) 1976-01-31 1984-02-23 Saarbergwerke AG, 6600 Saarbrücken Vorrichtung zur Arretierung eines die Stampfform einer Stampfkokerei an ihrer den Ofenkammern abgewendeten Seite abschließenden, verfahrbaren Setzbockes in seiner Stellung am Ofenkammerkopf
US4083753A (en) 1976-05-04 1978-04-11 Koppers Company, Inc. One-spot coke quencher car
US4145195A (en) 1976-06-28 1979-03-20 Firma Carl Still Adjustable device for removing pollutants from gases and vapors evolved during coke quenching operations
DE2712111A1 (de) 1977-03-19 1978-09-28 Otto & Co Gmbh Dr C Zur aufnahme eines garen koksbrandes dienender, laengs einer batterie von verkokungsoefen verfahrbarer wagen
US4111757A (en) 1977-05-25 1978-09-05 Pennsylvania Coke Technology, Inc. Smokeless and non-recovery type coke oven battery
US4213828A (en) 1977-06-07 1980-07-22 Albert Calderon Method and apparatus for quenching coke
US4141796A (en) 1977-08-08 1979-02-27 Bethlehem Steel Corporation Coke oven emission control method and apparatus
US4211608A (en) 1977-09-28 1980-07-08 Bethlehem Steel Corporation Coke pushing emission control system
US4196053A (en) 1977-10-04 1980-04-01 Hartung, Kuhn & Co. Maschinenfabrik Gmbh Equipment for operating coke oven service machines
JPS5454101A (en) 1977-10-07 1979-04-28 Nippon Kokan Kk <Nkk> Charging of raw coal for sintered coke
DE2755108B2 (de) 1977-12-10 1980-06-19 Gewerkschaft Schalker Eisenhuette, 4650 Gelsenkirchen Türabhebevorrichtung
US4189272A (en) 1978-02-27 1980-02-19 Gewerkschaft Schalker Eisenhutte Method of and apparatus for charging coal into a coke oven chamber
US4222748A (en) 1979-02-22 1980-09-16 Monsanto Company Electrostatically augmented fiber bed and method of using
US4147230A (en) 1978-04-14 1979-04-03 Nelson Industries, Inc. Combination spark arrestor and aspirating muffler
US4287024A (en) 1978-06-22 1981-09-01 Thompson Buster R High-speed smokeless coke oven battery
US4235830A (en) 1978-09-05 1980-11-25 Aluminum Company Of America Flue pressure control for tunnel kilns
US4249997A (en) 1978-12-18 1981-02-10 Bethlehem Steel Corporation Low differential coke oven heating system
US4213489A (en) 1979-01-10 1980-07-22 Koppers Company, Inc. One-spot coke quench car coke distribution system
US4285772A (en) 1979-02-06 1981-08-25 Kress Edward S Method and apparatus for handlng and dry quenching coke
US4289584A (en) 1979-03-15 1981-09-15 Bethlehem Steel Corporation Coke quenching practice for one-spot cars
US4248671A (en) 1979-04-04 1981-02-03 Envirotech Corporation Dry coke quenching and pollution control
DE2915330C2 (de) 1979-04-14 1983-01-27 Didier Engineering Gmbh, 4300 Essen Verfahren und Anlage für die Naßlöschung von Koks
US4263099A (en) 1979-05-17 1981-04-21 Bethlehem Steel Corporation Wet quenching of incandescent coke
DE2921171C2 (de) 1979-05-25 1986-04-03 Dr. C. Otto & Co Gmbh, 4630 Bochum Verfahren zur Erneuerung des Mauerwerks von Verkokungsöfen
DE2922571C2 (de) 1979-06-02 1985-08-01 Dr. C. Otto & Co Gmbh, 4630 Bochum Füllwagen für Verkokungsöfen
US4307673A (en) 1979-07-23 1981-12-29 Forest Fuels, Inc. Spark arresting module
US4334963A (en) 1979-09-26 1982-06-15 Wsw Planungs-Gmbh Exhaust hood for unloading assembly of coke-oven battery
US4336843A (en) 1979-10-19 1982-06-29 Odeco Engineers, Inc. Emergency well-control vessel
JPS5918437B2 (ja) 1980-09-11 1984-04-27 新日本製鐵株式会社 コ−クス炉における粉炭の加圧・加振充填装置
JPS5918436B2 (ja) 1980-09-11 1984-04-27 新日本製鐵株式会社 コ−クス炉における粉炭加圧、加振充填装置
BR8006807A (pt) 1979-10-23 1981-04-28 Nippon Steel Corp Processo e aparelho para enchimento da camara de carbonizacao de um forno de coque com carvao em po
US4396461A (en) 1979-10-31 1983-08-02 Bethlehem Steel Corporation One-spot car coke quenching process
US4446018A (en) 1980-05-01 1984-05-01 Armco Inc. Waste treatment system having integral intrachannel clarifier
US4303615A (en) 1980-06-02 1981-12-01 Fisher Scientific Company Crucible with lid
US4342195A (en) 1980-08-15 1982-08-03 Lo Ching P Motorcycle exhaust system
DE3037950C2 (de) 1980-10-08 1985-09-12 Dr. C. Otto & Co Gmbh, 4630 Bochum Einrichtung zur Verbesserung des Strömungsverlaufes in den Überführungskanälen, die zwischen den Regeneratoren bzw. Rekuperatoren und den Verbrennungsräumen von technischen Gasfeuerungen, insbesondere von Koksöfen, angeordnet sind
JPS5783585A (en) 1980-11-12 1982-05-25 Ishikawajima Harima Heavy Ind Co Ltd Method for charging stock coal into coke oven
DE3043239C2 (de) 1980-11-15 1985-11-28 Balcke-Dürr AG, 4030 Ratingen Verfahren und Vorrichtung zum Vermischen mindestens zweier fluider Teilströme
JPS5790092A (en) 1980-11-27 1982-06-04 Ishikawajima Harima Heavy Ind Co Ltd Method for compacting coking coal
US4340445A (en) 1981-01-09 1982-07-20 Kucher Valery N Car for receiving incandescent coke
US4391674A (en) 1981-02-17 1983-07-05 Republic Steel Corporation Coke delivery apparatus and method
DE3119973C2 (de) 1981-05-20 1983-11-03 Carl Still Gmbh & Co Kg, 4350 Recklinghausen Beheizungseinrichtung für Regenerativverkokungsofenbatterien
US4330372A (en) 1981-05-29 1982-05-18 National Steel Corporation Coke oven emission control method and apparatus
GB2102830B (en) 1981-08-01 1985-08-21 Kurt Dix Coke-oven door
US4366029A (en) 1981-08-31 1982-12-28 Koppers Company, Inc. Pivoting back one-spot coke car
US4395269B1 (en) 1981-09-30 1994-08-30 Donaldson Co Inc Compact dust filter assembly
JPS5891788A (ja) 1981-11-27 1983-05-31 Ishikawajima Harima Heavy Ind Co Ltd コ−クス炉内への原料炭圧密ブロツク装入装置
US4396394A (en) 1981-12-21 1983-08-02 Atlantic Richfield Company Method for producing a dried coal fuel having a reduced tendency to spontaneously ignite from a low rank coal
JPS58152095A (ja) 1982-03-04 1983-09-09 Idemitsu Kosan Co Ltd 低品位炭の改良方法
US4459103A (en) 1982-03-10 1984-07-10 Hazen Research, Inc. Automatic volatile matter content analyzer
DE3315738C2 (de) 1982-05-03 1984-03-22 WSW Planungsgesellschaft mbH, 4355 Waltrop Verfahren und Einrichtung zum Entstauben von Kokereiemissionen
US4469446A (en) 1982-06-24 1984-09-04 Joy Manufacturing Company Fluid handling
US4452749A (en) * 1982-09-14 1984-06-05 Modern Refractories Service Corp. Method of repairing hot refractory brick walls
JPS5951978A (ja) 1982-09-16 1984-03-26 Kawasaki Heavy Ind Ltd 圧縮成形炭の自立型搬送ケ−ス
US4448541A (en) 1982-09-22 1984-05-15 Mediminder Development Limited Partnership Medical timer apparatus
JPS5953589A (ja) 1982-09-22 1984-03-28 Kawasaki Steel Corp 圧縮成型炭の製造方法
JPS5971388A (ja) 1982-10-15 1984-04-23 Kawatetsu Kagaku Kk コ−クス炉における圧縮成型炭ケ−ス操作所
AU552638B2 (en) 1982-10-20 1986-06-12 Idemitsu Kosan Co. Ltd Process for modification of coal
JPS59108083A (ja) 1982-12-13 1984-06-22 Kawasaki Heavy Ind Ltd 圧縮成形炭の搬送方法およびその装置
JPS59145281A (ja) 1983-02-08 1984-08-20 Ishikawajima Harima Heavy Ind Co Ltd 粉炭圧密ケ−キ製造装置
US4680167A (en) 1983-02-09 1987-07-14 Alcor, Inc. Controlled atmosphere oven
US4568426A (en) 1983-02-09 1986-02-04 Alcor, Inc. Controlled atmosphere oven
US4445977A (en) 1983-02-28 1984-05-01 Furnco Construction Corporation Coke oven having an offset expansion joint and method of installation thereof
US4527488A (en) 1983-04-26 1985-07-09 Koppers Company, Inc. Coke oven charging car
JPS604588A (ja) 1983-06-22 1985-01-11 Nippon Steel Corp 水平室炉式コ−クス炉及びその加熱制御法
JPS6040306A (ja) 1983-08-12 1985-03-02 Sumitomo Metal Ind Ltd 屋外貯蔵ヤ−ドの堆積物山積方法
DE3329367C1 (de) 1983-08-13 1984-11-29 Gewerkschaft Schalker Eisenhütte, 4650 Gelsenkirchen Verkokungsofen
DE3339160C2 (de) 1983-10-28 1986-03-20 Carl Still Gmbh & Co Kg, 4350 Recklinghausen Verfahren und Vorrichtungen zur Glutnestererfassung und Ablöschung des auf der Koksrampe liegenden Kokses
US4506025A (en) * 1984-03-22 1985-03-19 Dresser Industries, Inc. Silica castables
US4570670A (en) 1984-05-21 1986-02-18 Johnson Charles D Valve
US4655193A (en) 1984-06-05 1987-04-07 Blacket Arnold M Incinerator
DE3436687A1 (de) 1984-10-05 1986-04-10 Krupp Polysius Ag, 4720 Beckum Vorrichtung zur waermebehandlung von feingut
JPS61106690A (ja) 1984-10-30 1986-05-24 Kawasaki Heavy Ind Ltd コ−クス炉用圧縮成形炭の搬送装置
DE3443976A1 (de) 1984-12-01 1986-06-12 Krupp Koppers GmbH, 4300 Essen Verfahren zur verringerung des no(pfeil abwaerts)x(pfeil abwaerts)-gehaltes im rauchgas bei der beheizung von verkokungsoefen und verkokungsofen zur durchfuehrung des verfahrens
DE3521540A1 (de) 1985-06-15 1986-12-18 Dr. C. Otto & Co Gmbh, 4630 Bochum Loeschwagen fuer verkokungsoefen
JPS6211794A (ja) 1985-07-10 1987-01-20 Nippon Steel Corp コ−クス炉内装入炭加振圧密装置
US4655804A (en) 1985-12-11 1987-04-07 Environmental Elements Corp. Hopper gas distribution system
JPS62285980A (ja) 1986-06-05 1987-12-11 Ishikawajima Harima Heavy Ind Co Ltd コ−クス炉における装入炭の装入方法及びその装置
US4997527A (en) 1988-04-22 1991-03-05 Kress Corporation Coke handling and dry quenching method
DE3816396A1 (de) 1987-05-21 1989-03-02 Ruhrkohle Ag Koksofendecke
JPH0768523B2 (ja) 1987-07-21 1995-07-26 住友金属工業株式会社 コークス炉装入原料の圧密方法およびその装置
JPH01249886A (ja) 1988-03-31 1989-10-05 Nkk Corp コークス炉窯内嵩密度制御方法
JPH02145685A (ja) * 1988-05-13 1990-06-05 Heinz Hoelter コークス炉天井および隣接する範囲を冷却しかつ清浄な状態に保つための方法と装置
DE3841630A1 (de) 1988-12-10 1990-06-13 Krupp Koppers Gmbh Verfahren zur verringerung des no(pfeil abwaerts)x(pfeil abwaerts)-gehaltes im abgas bei der beheizung von starkgas- oder verbundkoksoefen und koksofenbatterie zur durchfuehrung des verfahrens
NL8901620A (nl) 1989-06-27 1991-01-16 Hoogovens Groep Bv Keramische brander en een daarvoor geschikte vormsteen.
CN2064363U (zh) 1989-07-10 1990-10-24 介休县第二机械厂 炼焦炉炉盖
US5078822A (en) 1989-11-14 1992-01-07 Hodges Michael F Method for making refractory lined duct and duct formed thereby
US5227106A (en) * 1990-02-09 1993-07-13 Tonawanda Coke Corporation Process for making large size cast monolithic refractory repair modules suitable for use in a coke oven repair
US5114542A (en) 1990-09-25 1992-05-19 Jewell Coal And Coke Company Nonrecovery coke oven battery and method of operation
US5228955A (en) 1992-05-22 1993-07-20 Sun Coal Company High strength coke oven wall having gas flues therein
KR960008754Y1 (ko) 1993-09-10 1996-10-09 포항종합제철 주식회사 코크스 오븐 압출기의 카본스크래퍼(Carbon Scraper)
JPH07188668A (ja) 1993-12-27 1995-07-25 Nkk Corp コークス炉石炭装入時の集塵方法
JPH07216357A (ja) 1994-01-27 1995-08-15 Nippon Steel Corp コークス炉への装入石炭の圧密化方法および装置
CN1092457A (zh) 1994-02-04 1994-09-21 张胜 连体式炼焦炉及其炼焦方法
JP2914198B2 (ja) 1994-10-28 1999-06-28 住友金属工業株式会社 コークス炉の装炭方法および装置
US5670025A (en) 1995-08-24 1997-09-23 Saturn Machine & Welding Co., Inc. Coke oven door with multi-latch sealing system
DE19545736A1 (de) 1995-12-08 1997-06-12 Thyssen Still Otto Gmbh Verfahren zum Füllen eines Verkokungsofens mit Kohle und Koksofenbedienungsmaschine zur Durchführung des Vefahrens
US5968320A (en) 1997-02-07 1999-10-19 Stelco, Inc. Non-recovery coke oven gas combustion system
TW409142B (en) 1997-03-25 2000-10-21 Kawasaki Steel Co Method of operating coke and apparatus for implementing the method
CN1060796C (zh) * 1997-04-09 2001-01-17 高成明 炼焦炉盖
US5928476A (en) 1997-08-19 1999-07-27 Sun Coal Company Nonrecovery coke oven door
PT903393E (pt) 1997-09-23 2002-05-31 Thyssen Krupp Encoke Gmbh Vagao de carga de carvao para enchimento da camara do forno de coque de uma bateria de fornos de coque
KR100317962B1 (ko) 1997-12-26 2002-03-08 이구택 코크스와프의 적열코크스 자동소화 시스템
DE19803455C1 (de) 1998-01-30 1999-08-26 Saarberg Interplan Gmbh Verfahren und Vorrichtung zur Herstellung eines Kokskohlekuchens zur Verkokung in einer Ofenkammer
CN1298437A (zh) 1998-03-04 2001-06-06 克雷斯公司 处理和间接地冷却焦炭的方法和装置
US6059932A (en) 1998-10-05 2000-05-09 Pennsylvania Coke Technology, Inc. Coal bed vibration compactor for non-recovery coke oven
US6017214A (en) 1998-10-05 2000-01-25 Pennsylvania Coke Technology, Inc. Interlocking floor brick for non-recovery coke oven
KR100296700B1 (ko) 1998-12-24 2001-10-26 손재익 고온에서의고체포집용복합싸이클론필터
US6187148B1 (en) 1999-03-01 2001-02-13 Pennsylvania Coke Technology, Inc. Downcomer valve for non-recovery coke oven
US6189819B1 (en) 1999-05-20 2001-02-20 Wisconsin Electric Power Company (Wepco) Mill door in coal-burning utility electrical power generation plant
US6626984B1 (en) 1999-10-26 2003-09-30 Fsx, Inc. High volume dust and fume collector
CN1084782C (zh) 1999-12-09 2002-05-15 山西三佳煤化有限公司 联体式炼焦炉及其炼焦方法
JP2001200258A (ja) 2000-01-14 2001-07-24 Kawasaki Steel Corp コークス炉のカーボン除去方法及び装置
JP2002106941A (ja) 2000-09-29 2002-04-10 Kajima Corp 分岐・合流用ヘッダーダクトユニット
US6290494B1 (en) 2000-10-05 2001-09-18 Sun Coke Company Method and apparatus for coal coking
US6596128B2 (en) 2001-02-14 2003-07-22 Sun Coke Company Coke oven flue gas sharing
US7611609B1 (en) 2001-05-01 2009-11-03 ArcelorMittal Investigacion y Desarrollo, S. L. Method for producing blast furnace coke through coal compaction in a non-recovery or heat recovery type oven
US6807973B2 (en) 2001-05-04 2004-10-26 Mark Vii Equipment Llc Vehicle wash apparatus with an adjustable boom
JP4757408B2 (ja) 2001-07-27 2011-08-24 新日本製鐵株式会社 コークス炉炉底凹凸測定装置並びに炉底補修方法及び補修装置
JP2003071313A (ja) 2001-09-05 2003-03-11 Asahi Glass Co Ltd ガラス破砕装置
US6699035B2 (en) 2001-09-06 2004-03-02 Enardo, Inc. Detonation flame arrestor including a spiral wound wedge wire screen for gases having a low MESG
US6907895B2 (en) 2001-09-19 2005-06-21 The United States Of America As Represented By The Secretary Of Commerce Method for microfluidic flow manipulation
DE10154785B4 (de) 2001-11-07 2010-09-23 Flsmidth Koch Gmbh Türverschluss für einen Verkokungsofen
CN1358822A (zh) 2001-11-08 2002-07-17 李天瑞 清洁型热回收捣固式炼焦炉
CN2509188Y (zh) 2001-11-08 2002-09-04 李天瑞 清洁型热回收捣固式炼焦炉
US6758875B2 (en) 2001-11-13 2004-07-06 Great Lakes Air Systems, Inc. Air cleaning system for a robotic welding chamber
CN2528771Y (zh) 2002-02-02 2003-01-01 李天瑞 捣固式热回收清洁型焦炉装煤装置
US6946011B2 (en) 2003-03-18 2005-09-20 The Babcock & Wilcox Company Intermittent mixer with low pressure drop
US7077892B2 (en) 2003-11-26 2006-07-18 Lee David B Air purification system and method
EP1782436B1 (en) 2004-03-01 2017-05-31 Novinium, Inc. Method for treating electrical cable at sustained elevated pressure
CN2668641Y (zh) 2004-05-19 2005-01-05 山西森特煤焦化工程集团有限公司 平接焦熄焦车
US7331298B2 (en) 2004-09-03 2008-02-19 Suncoke Energy, Inc. Coke oven rotary wedge door latch
CA2839738C (en) 2004-09-10 2015-07-21 M-I L.L.C. Apparatus and method for homogenizing two or more fluids of different densities
DE102004054966A1 (de) 2004-11-13 2006-05-18 Andreas Stihl Ag & Co. Kg Abgasschalldämpfer
EP1854866A1 (en) 2005-02-22 2007-11-14 Yamasaki Industries Co. Ltd. Temperature raising furnace door for coke carbonization furnace
US7314060B2 (en) 2005-04-23 2008-01-01 Industrial Technology Research Institute Fluid flow conducting module
US8398935B2 (en) 2005-06-09 2013-03-19 The United States Of America, As Represented By The Secretary Of The Navy Sheath flow device and method
DE602006007136D1 (de) 2005-06-23 2009-07-16 Bp Oil Int Verfahren zur bewertung der koks- und bitumenqualität von raffinerieausgangsmaterialien
US7644711B2 (en) 2005-08-05 2010-01-12 The Big Green Egg, Inc. Spark arrestor and airflow control assembly for a portable cooking or heating device
DE102006005189A1 (de) 2006-02-02 2007-08-09 Uhde Gmbh Verfahren und Vorrichtung zur Verkokung von Kohle mit hohem Flüchtigengehalt
US8152970B2 (en) 2006-03-03 2012-04-10 Suncoke Technology And Development Llc Method and apparatus for producing coke
DE202006009985U1 (de) * 2006-06-06 2006-10-12 Uhde Gmbh Bodenkonstruktion für horizontale Koksöfen
DE102006026521A1 (de) 2006-06-06 2007-12-13 Uhde Gmbh Bodenkonstruktion für horizontale Koksöfen
US7497930B2 (en) 2006-06-16 2009-03-03 Suncoke Energy, Inc. Method and apparatus for compacting coal for a coal coking process
MD3917C2 (ro) 2006-09-20 2009-12-31 Dinano Ecotechnology Llc Procedeu de prelucrare termochimică a materiei prime ce conţine carbon
KR100797852B1 (ko) 2006-12-28 2008-01-24 주식회사 포스코 배기가스의 유량 제어 방법
US7827689B2 (en) * 2007-01-16 2010-11-09 Vanocur Refractories, L.L.C. Coke oven reconstruction
US7736470B2 (en) 2007-01-25 2010-06-15 Exxonmobil Research And Engineering Company Coker feed method and apparatus
ES2359091T3 (es) 2007-09-04 2011-05-18 Evonik Energy Services Gmbh Procedimiento para la eliminación de mercurio a partir de gases de salida de combustión.
DE102007058473B4 (de) * 2007-12-04 2009-11-26 Uhde Gmbh Verfahren und Vorrichtung zum Verschließen eines Koksofens, der durch eine horizontal gerichtete, vorder- und hinterseitige Ofenöffnung beladen oder für die Verkokung vorbereitet wird
JP2009144121A (ja) 2007-12-18 2009-07-02 Nippon Steel Corp コークス炉のコークス押出機及び押出方法
DE102007061502B4 (de) 2007-12-18 2012-06-06 Uhde Gmbh Regelbare Luftkanäle zur Zuführung von zusätzlicher Verbrennungsluft in den Bereich der Abgaskanäle von Kokskammeröfen
JP2009166012A (ja) 2008-01-21 2009-07-30 Mitsubishi Heavy Ind Ltd 石炭焚ボイラの排ガス処理システム及びその運転方法
US20100115912A1 (en) 2008-11-07 2010-05-13 General Electric Company Parallel turbine arrangement and method
DE102008064209B4 (de) 2008-12-22 2010-11-18 Uhde Gmbh Verfahren und Vorrichtung zum zyklischen Betrieb von Koksofenbänken aus "Heat-Recovery"-Koksofenkammern
US7998316B2 (en) 2009-03-17 2011-08-16 Suncoke Technology And Development Corp. Flat push coke wet quenching apparatus and process
US8266853B2 (en) * 2009-05-12 2012-09-18 Vanocur Refractories Llc Corbel repairs of coke ovens
DE102009031436A1 (de) 2009-07-01 2011-01-05 Uhde Gmbh Verfahren und Vorrichtung zur Warmhaltung von Koksofenkammern während des Stillstandes eines Abhitzekessels
KR20110010452A (ko) 2009-07-24 2011-02-01 현대제철 주식회사 집진장치
DE102009052282B4 (de) 2009-11-09 2012-11-29 Thyssenkrupp Uhde Gmbh Verfahren zur Kompensation von Abgasenthalpieverlusten von Heat-Recovery-Koksöfen
US8999278B2 (en) 2010-03-11 2015-04-07 The Board Of Trustees Of The University Of Illinois Method and apparatus for on-site production of lime and sorbents for use in removal of gaseous pollutants
US8236142B2 (en) 2010-05-19 2012-08-07 Westbrook Thermal Technology, Llc Process for transporting and quenching coke
US9200225B2 (en) 2010-08-03 2015-12-01 Suncoke Technology And Development Llc. Method and apparatus for compacting coal for a coal coking process
JP5229362B2 (ja) 2010-09-01 2013-07-03 Ｊｆｅスチール株式会社 冶金用コークスの製造方法
JP2012102302A (ja) 2010-11-15 2012-05-31 Jfe Steel Corp コークス炉の窯口構造
US9296124B2 (en) 2010-12-30 2016-03-29 United States Gypsum Company Slurry distributor with a wiping mechanism, system, and method for using same
DE102011009175B4 (de) 2011-01-21 2016-12-29 Thyssenkrupp Industrial Solutions Ag Verfahren und Vorrichtung zum Aufbrechen einer frischen und warmen Koksladung in einer Aufnahmewanne
DE102011052785B3 (de) 2011-08-17 2012-12-06 Thyssenkrupp Uhde Gmbh Nasslöschturm für die Löschung von heißem Koks
CN202226816U (zh) 2011-08-31 2012-05-23 武汉钢铁(集团)公司 焦炉炭化室用刮石墨推焦杆
KR101318388B1 (ko) 2011-11-08 2013-10-15 주식회사 포스코 코크스 오븐의 탄화실 카본 제거 장치
CN102584294B (zh) * 2012-02-28 2013-06-05 贵阳东吉博宇耐火材料有限公司 焦炉用复合高荷软耐火材料及筑炉工艺及其产品
IN2015KN00248A (enExample) 2012-07-31 2015-06-12 Suncoke Technology & Dev Llc
US9359554B2 (en) 2012-08-17 2016-06-07 Suncoke Technology And Development Llc Automatic draft control system for coke plants
US9249357B2 (en) 2012-08-17 2016-02-02 Suncoke Technology And Development Llc. Method and apparatus for volatile matter sharing in stamp-charged coke ovens
US9243186B2 (en) 2012-08-17 2016-01-26 Suncoke Technology And Development Llc. Coke plant including exhaust gas sharing
US9169439B2 (en) 2012-08-29 2015-10-27 Suncoke Technology And Development Llc Method and apparatus for testing coal coking properties
WO2014046701A1 (en) 2012-09-21 2014-03-27 Suncoke Technology And Development Llc. Reduced output rate coke oven operation with gas sharing providing extended process cycle
US9273249B2 (en) 2012-12-28 2016-03-01 Suncoke Technology And Development Llc. Systems and methods for controlling air distribution in a coke oven
US9238778B2 (en) 2012-12-28 2016-01-19 Suncoke Technology And Development Llc. Systems and methods for improving quenched coke recovery
US10047295B2 (en) 2012-12-28 2018-08-14 Suncoke Technology And Development Llc Non-perpendicular connections between coke oven uptakes and a hot common tunnel, and associated systems and methods
US10883051B2 (en) 2012-12-28 2021-01-05 Suncoke Technology And Development Llc Methods and systems for improved coke quenching
US9476547B2 (en) 2012-12-28 2016-10-25 Suncoke Technology And Development Llc Exhaust flow modifier, duct intersection incorporating the same, and methods therefor
US9273250B2 (en) 2013-03-15 2016-03-01 Suncoke Technology And Development Llc. Methods and systems for improved quench tower design
WO2015103414A1 (en) 2013-12-31 2015-07-09 Suncoke Technology And Development Llc Methods for decarbonizing coking ovens, and associated systems and devices

Also Published As

Publication number Publication date
IN2015KN00512A (enExample) 2015-07-17
US20140262726A1 (en) 2014-09-18
BR112015010451B1 (pt) 2017-10-31
CN105778931A (zh) 2016-07-20
CN105189704A (zh) 2015-12-23
PL3075818T3 (pl) 2018-07-31
BR112015010451A2 (pt) 2016-08-09
EP2970769A1 (en) 2016-01-20
US9193915B2 (en) 2015-11-24
EP3075818B1 (en) 2018-03-14
WO2014153050A1 (en) 2014-09-25
EP3075818A1 (en) 2016-10-05
CA2903836A1 (en) 2014-09-25
EP2970769B1 (en) 2022-08-10
EP2970769A4 (en) 2016-11-02

Similar Documents

Publication Publication Date Title
EP2970769B1 (en) Horizontal heat recovery coke ovens having monolith crowns
AU2019284030B2 (en) Horizontal heat recovery coke ovens having monolith crowns
US11795400B2 (en) Coke ovens having monolith component construction
EP2898048B1 (en) Reduced output rate coke oven operation with gas sharing providing extended process cycle

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20160421

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: 20251006

H13 Ip right lapsed

Free format text: ST27 STATUS EVENT CODE: N-4-6-H10-H13-H100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE AND LATE FEE NOT PAID BY DEADLINE OF NOTICE

Effective date: 20260119

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260209

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260427