BRPI0820612A2 - Processo de combustão, e, emissões - Google Patents

Processo de combustão, e, emissões

Info

Publication number
BRPI0820612A2
BRPI0820612A2 BRPI0820612-0A BRPI0820612A BRPI0820612A2 BR PI0820612 A2 BRPI0820612 A2 BR PI0820612A2 BR PI0820612 A BRPI0820612 A BR PI0820612A BR PI0820612 A2 BRPI0820612 A2 BR PI0820612A2
Authority
BR
Brazil
Prior art keywords
emissions
combustion process
combustion
Prior art date
Application number
BRPI0820612-0A
Other languages
English (en)
Inventor
Massimo Malavasi
Grazia Di Salvia
Edoardo Rossetti
Original Assignee
Itea Spa
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 Itea Spa filed Critical Itea Spa
Publication of BRPI0820612A2 publication Critical patent/BRPI0820612A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/02—Use of additives to fuels or fires for particular purposes for reducing smoke development
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/04—Use of additives to fuels or fires for particular purposes for minimising corrosion or incrustation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the 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
    • F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J7/00—Arrangement of devices for supplying chemicals to fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
    • F23L7/007—Supplying oxygen or oxygen-enriched air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1208—Inorganic compounds elements
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1233—Inorganic compounds oxygen containing compounds, e.g. oxides, hydroxides, acids and salts thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1233—Inorganic compounds oxygen containing compounds, e.g. oxides, hydroxides, acids and salts thereof
    • C10L1/125—Inorganic compounds oxygen containing compounds, e.g. oxides, hydroxides, acids and salts thereof water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1275—Inorganic compounds sulfur, tellurium, selenium containing compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1283—Inorganic compounds phosphorus, arsenicum, antimonium containing compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1291—Silicon and boron containing compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/192—Macromolecular compounds
    • C10L1/198—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds homo- or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon to carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid
    • C10L1/1985—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds homo- or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon to carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid polyethers, e.g. di- polygylcols and derivatives; ethers - esters
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/24—Organic compounds containing sulfur, selenium and/or tellurium
    • C10L1/2431—Organic compounds containing sulfur, selenium and/or tellurium sulfur bond to oxygen, e.g. sulfones, sulfoxides
    • C10L1/2437—Sulfonic acids; Derivatives thereof, e.g. sulfonamides, sulfosuccinic acid esters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2202/00—Fluegas recirculation
    • F23C2202/30—Premixing fluegas with combustion air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00—Pretreatment
    • F23G2201/70—Blending
    • F23G2201/701—Blending with additives
    • 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
    • F23G2202/106—Combustion in two or more stages with recirculation of unburned solid or gaseous matter into combustion chamber
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/32—Direct CO2 mitigation
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Combustion Of Fluid Fuel (AREA)
  • Incineration Of Waste (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BRPI0820612-0A 2007-12-06 2008-11-27 Processo de combustão, e, emissões BRPI0820612A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT002292A ITMI20072292A1 (it) 2007-12-06 2007-12-06 Processo di combustione
PCT/EP2008/010095 WO2009071238A1 (en) 2007-12-06 2008-11-27 Combustion process

Publications (1)

Publication Number Publication Date
BRPI0820612A2 true BRPI0820612A2 (pt) 2015-06-16

Family

ID=40315543

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0820612-0A BRPI0820612A2 (pt) 2007-12-06 2008-11-27 Processo de combustão, e, emissões

Country Status (10)

Country Link
US (1) US8974225B2 (pt)
EP (1) EP2227521B1 (pt)
JP (1) JP5401467B2 (pt)
CN (1) CN101903503B (pt)
AU (1) AU2008333623B2 (pt)
BR (1) BRPI0820612A2 (pt)
CA (1) CA2707125C (pt)
ES (1) ES2428898T3 (pt)
IT (1) ITMI20072292A1 (pt)
WO (1) WO2009071238A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7998604B2 (en) * 2007-11-28 2011-08-16 United Technologies Corporation Article having composite layer
ITMI20072290A1 (it) * 2007-12-06 2009-06-07 Itea Spa Processo di combustione
ITBA20120048A1 (it) * 2012-07-24 2014-01-25 Itea Spa Processo di combustione
ITBA20120049A1 (it) * 2012-07-24 2014-01-25 Itea Spa Processo di combustione
ITBA20130084A1 (it) * 2013-12-27 2015-06-28 Itea Spa Processo di ossicombustione pressurizzata
PL2891843T3 (pl) * 2014-01-07 2019-03-29 Imerys Ceramics France Sposób spalania odpadów z użyciem dodatku mineralnego
US20160076774A1 (en) * 2014-09-11 2016-03-17 Colorado State University Research Foundation Side-Feed Forced-Air Biomass Burning Cookstove
CN104498120A (zh) * 2014-11-04 2015-04-08 汪承武 消烟固硫环保煤及其制备方法
IT201700090748A1 (it) * 2017-08-04 2019-02-04 Saipem Spa Processo e impianto di produzione di urea facenti uso di co2 prodotta tramite ossi-combustione
JP7261100B2 (ja) * 2019-06-20 2023-04-19 三菱重工業株式会社 添加剤供給量決定装置及びこれを備えた燃焼設備並びに燃焼設備の運転方法
CA3111102A1 (en) * 2020-03-06 2021-09-06 Wolf Steel Ltd. A control system for a fuel burning appliance and a method of operating such an appliance

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3692503A (en) * 1969-02-26 1972-09-19 Apollo Chem Activated manganese containing additive for fuels
US3807090A (en) * 1970-12-02 1974-04-30 Exxon Research Engineering Co Purifications of fuels
US4033113A (en) * 1974-10-07 1977-07-05 Clean Energy Corporation Steam generation with coal
US4512774A (en) * 1978-12-27 1985-04-23 Calgon Corporation Residual fuel oil conditioners containing metal salts in aqueous solution
US4517165A (en) * 1981-03-03 1985-05-14 Rockwell International Corporation Combustion method
US4388877A (en) * 1981-07-07 1983-06-21 Benmol Corporation Method and composition for combustion of fossil fuels in fluidized bed
US4714032A (en) * 1985-12-26 1987-12-22 Dipac Associates Pollution-free pressurized combustion utilizing a controlled concentration of water vapor
US5050375A (en) * 1985-12-26 1991-09-24 Dipac Associates Pressurized wet combustion at increased temperature
US4771712A (en) * 1987-06-24 1988-09-20 A. Ahlstrom Corporation Combustion of fuel containing alkalines
US5236354A (en) * 1991-03-18 1993-08-17 Combustion Power Company, Inc. Power plant with efficient emission control for obtaining high turbine inlet temperature
JP3219537B2 (ja) * 1993-04-26 2001-10-15 三菱重工業株式会社 循環流動層燃焼炉
JPH11244657A (ja) * 1998-02-27 1999-09-14 Babcock Hitachi Kk 灰溶融炉の排ガス処理方法及び装置
JPH11325428A (ja) * 1998-05-15 1999-11-26 Satoru Yoshinaka 焼却炉及びその使用方法
JP2004515640A (ja) * 2000-12-12 2004-05-27 エチル・コーポレーシヨン 有機金属添加剤含有超低硫黄燃料組成物
US6764304B2 (en) * 2001-11-01 2004-07-20 The Regents Of The University Of Michigan Furnace having increased energy efficiency and reduced pollutant formation
JP4185289B2 (ja) * 2002-02-08 2008-11-26 出光興産株式会社 産業用燃焼設備を利用した廃液の焼却処理方法および混合液体
JP2003279013A (ja) * 2002-03-26 2003-10-02 Sumitomo Heavy Ind Ltd 廃棄物ガス化溶融システム
SE0202760D0 (sv) * 2002-09-17 2002-09-17 Systemseparation Sweden Ab Fuel additive composition and its preparation
JP3852394B2 (ja) * 2002-11-06 2006-11-29 Ｊｆｅエンジニアリング株式会社 灰処理システム
ITBO20030242A1 (it) * 2003-04-23 2004-10-24 Itea Spa Procedimento ed impianto per il trattamento di materiali
JP4077772B2 (ja) * 2003-07-03 2008-04-23 新日鉄エンジニアリング株式会社 廃棄物処理炉の生成ガス処理方法
JP2005201621A (ja) * 2003-12-18 2005-07-28 Babcock Hitachi Kk ごみガス化溶融方法と装置

Also Published As

Publication number Publication date
AU2008333623B2 (en) 2012-11-08
AU2008333623A1 (en) 2009-06-11
CA2707125C (en) 2018-05-22
EP2227521B1 (en) 2013-07-24
WO2009071238A1 (en) 2009-06-11
ES2428898T3 (es) 2013-11-12
ITMI20072292A1 (it) 2009-06-07
JP2011505541A (ja) 2011-02-24
CN101903503B (zh) 2013-05-01
US20100248168A1 (en) 2010-09-30
EP2227521A1 (en) 2010-09-15
CN101903503A (zh) 2010-12-01
JP5401467B2 (ja) 2014-01-29
US8974225B2 (en) 2015-03-10
CA2707125A1 (en) 2009-06-11

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]