CN85101040A - 碳的气化 - Google Patents
碳的气化 Download PDFInfo
- Publication number
- CN85101040A CN85101040A CN198585101040A CN85101040A CN85101040A CN 85101040 A CN85101040 A CN 85101040A CN 198585101040 A CN198585101040 A CN 198585101040A CN 85101040 A CN85101040 A CN 85101040A CN 85101040 A CN85101040 A CN 85101040A
- Authority
- CN
- China
- Prior art keywords
- gas
- vaporizer
- coke
- raw material
- stove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000002309 gasification Methods 0.000 title claims abstract description 13
- 239000006200 vaporizer Substances 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 40
- 239000000571 coke Substances 0.000 claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 27
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 9
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 9
- 239000003034 coal gas Substances 0.000 claims abstract description 8
- 238000002485 combustion reaction Methods 0.000 claims abstract description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 4
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 4
- 150000001721 carbon Chemical class 0.000 claims abstract 2
- 239000007789 gas Substances 0.000 claims description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000012159 carrier gas Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 235000011089 carbon dioxide Nutrition 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 239000005864 Sulphur Substances 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000004445 quantitative analysis Methods 0.000 claims 1
- 239000002075 main ingredient Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- 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
- C10J3/06—Continuous processes
- C10J3/08—Continuous processes with ash-removal in liquid state
-
- 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
-
- 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
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
- C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
-
- 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
- C10J2300/0943—Coke
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Processing Of Solid Wastes (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8403190A SE453750B (sv) | 1984-06-14 | 1984-06-14 | Sett for forgasning av finfordelat kolhaltigt material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN85101040A true CN85101040A (zh) | 1987-01-10 |
Family
ID=20356228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN198585101040A Pending CN85101040A (zh) | 1984-06-14 | 1985-04-01 | 碳的气化 |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS614788A (it) |
| KR (1) | KR860000354A (it) |
| CN (1) | CN85101040A (it) |
| AT (1) | AT389524B (it) |
| AU (1) | AU577071B2 (it) |
| BE (1) | BE901156A (it) |
| BR (1) | BR8406068A (it) |
| CA (1) | CA1265340A (it) |
| DE (1) | DE3441359A1 (it) |
| ES (1) | ES538141A0 (it) |
| FR (1) | FR2565993B1 (it) |
| GB (1) | GB2160219B (it) |
| IN (1) | IN162480B (it) |
| IT (1) | IT1177078B (it) |
| NO (1) | NO844797L (it) |
| NZ (1) | NZ210165A (it) |
| SE (1) | SE453750B (it) |
| YU (1) | YU45682B (it) |
| ZA (1) | ZA848215B (it) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927999A (zh) * | 2009-06-26 | 2010-12-29 | 帝人化成株式会社 | 一氧化碳的制造方法以及使用其的碳酰氯制造方法 |
| CN101283076B (zh) * | 2005-10-14 | 2013-04-24 | 国际壳牌研究有限公司 | 涉及煤到液体方法的改进 |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT384007B (de) * | 1984-04-02 | 1987-09-25 | Voest Alpine Ag | Verfahren zur herstellung von synthesegasen sowie vorrichtung zur durchfuehrung des verfahrens |
| IT1218575B (it) * | 1987-05-28 | 1990-04-19 | Valerio Tognazzo | Procedimento di recupero da prodotti fossili, vegetali, aggregati inquinanti di rifiuto e non, di combustibili gassosi puri, sostanze inerti utili e disinquinanti, mediante separazione in funzione del contenuto energetico, senza provocare inquinamenti, con eventuale ausilio ed accumulo di energia rinnovabile idrogeno ed usando calore di supero per riscaldare dall'alto acqua onde depurarla |
| JP2512061B2 (ja) * | 1987-11-26 | 1996-07-03 | 日本碍子株式会社 | 均質窒化珪素焼結体およびその製造方法 |
| DE4030554A1 (de) * | 1990-09-27 | 1992-04-09 | Bergmann Michael Dr | Verfahren und vorrichtung zur thermischen behandlung von abfallstoffen |
| WO2000013785A1 (en) * | 1998-09-02 | 2000-03-16 | Jacobus Swanepoel | Treatment of solid carbonaceous material |
| KR100391121B1 (ko) * | 2000-12-11 | 2003-07-16 | 김현영 | 고분자 유기물의 가스화 방법 및 장치 |
| EP1474500A1 (fr) * | 2002-02-06 | 2004-11-10 | Félicien Absil | Gazeification de dechets par plasma |
| FR2892127B1 (fr) * | 2005-10-14 | 2012-10-19 | Commissariat Energie Atomique | Dispositif de gazeification de la biomasse et de dechets organiques sous haute temperature et avec apport d'energie exterieure pour la generation d'un gaz de synthese de haute qualite |
| JP5277741B2 (ja) * | 2008-06-11 | 2013-08-28 | 株式会社Ｉｈｉ | ガス化方法及びガス化装置 |
| US8852693B2 (en) | 2011-05-19 | 2014-10-07 | Liquipel Ip Llc | Coated electronic devices and associated methods |
| JP6041451B2 (ja) * | 2013-05-16 | 2016-12-07 | Ｇｌｏｂａｌ Ｅｎｅｒｇｙ Ｔｒａｄｅ株式会社 | 固形有機原料のガス化方法及びガス化装置 |
| AU2015201766B1 (en) * | 2015-04-08 | 2016-06-09 | Mitsubishi Power, Ltd. | Gasifying system including a gasifier |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE859191C (de) * | 1949-01-20 | 1952-12-11 | Basf Ag | Verfahren zur Erzeugung von Brenn-, insbesondere Synthesegasen, in Gaserzeugern |
| GB720598A (en) * | 1952-01-16 | 1954-12-22 | Power Jets Res & Dev Ltd | Gas producer plant |
| US3454383A (en) * | 1966-02-24 | 1969-07-08 | Babcock & Wilcox Co | Gasification method and apparatus |
| US4153426A (en) * | 1977-07-18 | 1979-05-08 | Arthur G. Mckee & Company | Synthetic gas production |
| CH644149A5 (de) * | 1978-12-29 | 1984-07-13 | Voest Alpine Ag | Verfahren und vorrichtung zur vergasung von kohle. |
| GB2093070B (en) * | 1981-02-11 | 1984-10-31 | Skf Steel Eng Ab | Manufacturing sponge iron |
| SE434163B (sv) * | 1981-03-10 | 1984-07-09 | Skf Steel Eng Ab | Sett och anordning for framstellning av en huvudsakligen koloxid och vetgas innehallande gas ur kol- och/eller kolvetehaltigt utgangsmaterial |
| DE3132506A1 (de) * | 1981-08-18 | 1983-03-03 | Hoechst Ag, 6000 Frankfurt | Verfahren und vorrichtung zur herstellung von synthesegas |
| SE8201263L (sv) * | 1982-03-01 | 1983-09-02 | Skf Steel Eng Ab | Sett och anleggning for forgasning av kolhaltigt material |
| DE3239774A1 (de) * | 1982-10-27 | 1984-05-03 | Hoechst Ag, 6230 Frankfurt | Verfahren und vorrichtung zur herstellung von synthesegas |
| IT1177076B (it) * | 1983-12-02 | 1987-08-26 | Skf Steel Eng Ab | Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo per il recupero dell'energia termica |
| IT1177077B (it) * | 1983-12-02 | 1987-08-26 | Skf Steel Eng Ab | Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo come gas combustibile |
| IT1177075B (it) * | 1983-12-02 | 1987-08-26 | Skf Steel Eng Ab | Procedimento ed impianto per ridurre materiale ossidico |
-
1984
- 1984-06-14 SE SE8403190A patent/SE453750B/sv not_active IP Right Cessation
- 1984-10-22 ZA ZA848215A patent/ZA848215B/xx unknown
- 1984-10-23 CA CA000466103A patent/CA1265340A/en not_active Expired - Fee Related
- 1984-10-30 IT IT23371/84A patent/IT1177078B/it active
- 1984-10-30 IN IN811/MAS/84A patent/IN162480B/en unknown
- 1984-11-05 GB GB8427969A patent/GB2160219B/en not_active Expired
- 1984-11-09 NZ NZ210165A patent/NZ210165A/en unknown
- 1984-11-09 AU AU35254/84A patent/AU577071B2/en not_active Ceased
- 1984-11-13 DE DE19843441359 patent/DE3441359A1/de active Granted
- 1984-11-27 FR FR848418041A patent/FR2565993B1/fr not_active Expired - Fee Related
- 1984-11-28 YU YU202084A patent/YU45682B/sh unknown
- 1984-11-29 BR BR8406068A patent/BR8406068A/pt not_active IP Right Cessation
- 1984-11-29 BE BE0/214074A patent/BE901156A/fr not_active IP Right Cessation
- 1984-11-30 AT AT0381784A patent/AT389524B/de not_active IP Right Cessation
- 1984-11-30 NO NO844797A patent/NO844797L/no unknown
- 1984-11-30 ES ES538141A patent/ES538141A0/es active Granted
- 1984-12-01 JP JP59252851A patent/JPS614788A/ja active Pending
- 1984-12-01 KR KR1019840007575A patent/KR860000354A/ko not_active Application Discontinuation
-
1985
- 1985-04-01 CN CN198585101040A patent/CN85101040A/zh active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101283076B (zh) * | 2005-10-14 | 2013-04-24 | 国际壳牌研究有限公司 | 涉及煤到液体方法的改进 |
| CN101927999A (zh) * | 2009-06-26 | 2010-12-29 | 帝人化成株式会社 | 一氧化碳的制造方法以及使用其的碳酰氯制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| ES8602099A1 (es) | 1985-12-01 |
| GB2160219A (en) | 1985-12-18 |
| SE8403190D0 (sv) | 1984-06-14 |
| ZA848215B (en) | 1986-06-25 |
| BR8406068A (pt) | 1986-06-17 |
| CA1265340A (en) | 1990-02-06 |
| DE3441359A1 (de) | 1985-12-19 |
| FR2565993A1 (fr) | 1985-12-20 |
| AU3525484A (en) | 1985-12-19 |
| IT1177078B (it) | 1987-08-26 |
| SE453750B (sv) | 1988-02-29 |
| SE8403190L (sv) | 1985-12-15 |
| YU202084A (en) | 1987-12-31 |
| FR2565993B1 (fr) | 1990-06-22 |
| IT8423371A0 (it) | 1984-10-30 |
| ES538141A0 (es) | 1985-12-01 |
| IN162480B (it) | 1988-05-28 |
| DE3441359C2 (it) | 1989-01-12 |
| AU577071B2 (en) | 1988-09-15 |
| NO844797L (no) | 1985-12-16 |
| IT8423371A1 (it) | 1986-04-30 |
| GB8427969D0 (en) | 1984-12-12 |
| KR860000354A (ko) | 1986-01-28 |
| BE901156A (fr) | 1985-03-15 |
| JPS614788A (ja) | 1986-01-10 |
| YU45682B (sh) | 1992-07-20 |
| NZ210165A (en) | 1988-02-12 |
| GB2160219B (en) | 1989-06-07 |
| AT389524B (de) | 1989-12-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN85101040A (zh) | 碳的气化 | |
| KR101677719B1 (ko) | 수소 및 일산화탄소를 포함하는 가스 저감 소스를 이용하여 직접환원철을 생산하기 위한 방법 및 장치 | |
| US3839156A (en) | Process and apparatus for controlling the heating of a horizontal by-product coke oven | |
| US4212452A (en) | Apparatus for the direct reduction of iron ore | |
| RU2299245C2 (ru) | Установка для производства расплавленного чугуна с усовершенствованной работой восстанавливающего устройства с псевдоожиженным слоем и способ производства с ее использованием | |
| CN85109363A (zh) | 制气 | |
| RU2442826C2 (ru) | Способ и устройство для получения гранулированного металлического железа | |
| CN1028112C (zh) | 固定床煤的汽化的方法与装置 | |
| US1864593A (en) | Method of producing metal sponge | |
| CN86106723A (zh) | 用煤生产铁水的方法与装置 | |
| CN1312863A (zh) | 含油和铁氧化物的残余物的热处理方法 | |
| CN1195076C (zh) | 一步法生产直接还原铁的工艺方法及生产设备 | |
| US4775392A (en) | Coal gasification installation | |
| KR20160066122A (ko) | 코크스 건식 소화 설비의 회수 열량 증대 방법 | |
| CN1200714A (zh) | 用于制备水泥熟料的方法和设备 | |
| US4002534A (en) | Continuous coking process | |
| CN1035955C (zh) | 煤基造气竖炉法生产海绵铁的方法 | |
| EP2460869B1 (en) | Process for producing ferro coke | |
| CN1312862A (zh) | 含重金属和铁氧化物的残余物的热处理方法 | |
| EP3950633A1 (en) | Method and apparatus for producing quick lime using coke dry quenching facility | |
| US1938139A (en) | Method of producing combustible gas | |
| US4588438A (en) | Moulded object of alumina matter-containing raw material for aluminum smelting by blast furnace method | |
| US4316741A (en) | Blast furnace process employing exchange fuel gas | |
| US2715575A (en) | Method of treating iron ore blast furnaces | |
| US803886A (en) | Treatment of iron ores, &c. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |