ZA962255B - Apparatus and process for carbon removal from fly ash - Google Patents
Apparatus and process for carbon removal from fly ashInfo
- Publication number
- ZA962255B ZA962255B ZA962255A ZA962255A ZA962255B ZA 962255 B ZA962255 B ZA 962255B ZA 962255 A ZA962255 A ZA 962255A ZA 962255 A ZA962255 A ZA 962255A ZA 962255 B ZA962255 B ZA 962255B
- Authority
- ZA
- South Africa
- Prior art keywords
- fly ash
- carbon removal
- removal
- carbon
- fly
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
-
- 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
-
- 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
- F23G5/28—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber having raking arms
-
- 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
- F23L15/00—Heating of air supplied for combustion
-
- 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
- F23L5/00—Blast-producing apparatus before the fire
- F23L5/02—Arrangements of fans or blowers
-
- 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
- F23G2202/102—Combustion in two or more stages with supplementary heating
-
- 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
- F23G2202/103—Combustion in two or more stages in separate chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2203/00—Furnace arrangements
- F23G2203/80—Furnaces with other means for moving the waste through the combustion zone
- F23G2203/801—Furnaces with other means for moving the waste through the combustion zone using conveyors
- F23G2203/8016—Belt conveyors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/30—Solid combustion residues, e.g. bottom or flyash
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/00001—Exhaust gas recirculation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/50009—Furnace with progressive waste movements in vertical or steeply inclined direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/54001—Hearths or supports movable into and from the furnace, e.g. by a conveyor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/01002—Cooling of ashes from the combustion chamber by indirect heat exchangers
-
- 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
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07007—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber using specific ranges of oxygen percentage
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S106/00—Compositions: coating or plastic
- Y10S106/01—Fly ash
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
- Carbon And Carbon Compounds (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/406,707 US5868084A (en) | 1995-03-20 | 1995-03-20 | Apparatus and process for carbon removal from fly ash |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA962255B true ZA962255B (en) | 1996-11-08 |
Family
ID=23609131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA962255A ZA962255B (en) | 1995-03-20 | 1996-03-20 | Apparatus and process for carbon removal from fly ash |
Country Status (12)
Country | Link |
---|---|
US (3) | US5868084A (xx) |
EP (1) | EP0850387B1 (xx) |
CN (1) | CN1131959C (xx) |
AU (1) | AU721215B2 (xx) |
CA (1) | CA2215792C (xx) |
DE (1) | DE69634008T2 (xx) |
EA (1) | EA199700252A1 (xx) |
PL (1) | PL322334A1 (xx) |
TR (1) | TR199700992T1 (xx) |
TW (1) | TW399136B (xx) |
WO (1) | WO1996029546A1 (xx) |
ZA (1) | ZA962255B (xx) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5868084A (en) * | 1995-03-20 | 1999-02-09 | U.S. Scientific, L.L.C. | Apparatus and process for carbon removal from fly ash |
US5992336A (en) * | 1996-12-31 | 1999-11-30 | Wisconsin Electric Power Company | Reburning of coal ash |
IT1298162B1 (it) * | 1998-01-15 | 1999-12-20 | Magaldi Ricerche & Brevetti | Apparecchiatura e metodo per la postcombustione di ceneri pesanti ad alto contenuto di incombusti |
US6136089A (en) * | 1998-08-31 | 2000-10-24 | Brown University Research Foundation | Apparatus and method for deactivating carbon in fly ash |
AU712724B3 (en) * | 1998-12-16 | 1999-11-11 | Az Designz Pty. Ltd. | Insulated lunch box |
US7047894B2 (en) * | 1999-11-02 | 2006-05-23 | Consolidated Engineering Company, Inc. | Method and apparatus for combustion of residual carbon in fly ash |
AU2921101A (en) | 1999-11-02 | 2001-05-14 | Consolidated Engineering Company, Inc. | Method and apparatus for combustion of residual carbon in fly ash |
US6890507B2 (en) * | 2001-08-22 | 2005-05-10 | Brown University Research Foundation | Ozone treatment of fly ash |
US6521037B1 (en) * | 2001-08-22 | 2003-02-18 | Brown University Research Foundation | Ozone treatment of fly ash |
US6726888B2 (en) | 2002-01-25 | 2004-04-27 | General Electric Company | Method to decrease emissions of nitrogen oxide and mercury |
US6601525B1 (en) * | 2002-04-30 | 2003-08-05 | Dai-You Lin | Incinerator with an ash control unit |
US20040033184A1 (en) * | 2002-08-15 | 2004-02-19 | Ernest Greer | Removing carbon from fly ash |
US7964026B2 (en) | 2003-08-04 | 2011-06-21 | Power Reclamation, Inc. | Gasification apparatus |
CA2571176C (en) * | 2004-06-28 | 2013-05-28 | Consolidated Engineering Company, Inc. | Method and apparatus for removal of flashing and blockages from a casting |
MX2008015525A (es) * | 2006-06-15 | 2009-01-07 | Cons Eng Co Inc | Metodos y sistema para fabricar piezas fundidas utilizando un sistema de fabricacion flexible, automatizado. |
US20070295250A1 (en) * | 2006-06-27 | 2007-12-27 | Bool Lawrence E | Oxygen-enhanced combustion of unburned carbon in ash |
WO2008010789A1 (en) * | 2006-07-17 | 2008-01-24 | Power Reclamation, Inc. | Gasification apparatus |
US20080028989A1 (en) * | 2006-07-20 | 2008-02-07 | Scott Kevin Palm | Process for removing organic contaminants from non-metallic inorganic materials using dielectric heating |
US7670424B2 (en) * | 2007-01-19 | 2010-03-02 | Pmi Ash Technologies, Llc | Methods for reclaiming and beneficiating fly ash particles and systems thereof |
EA016107B1 (ru) * | 2007-02-20 | 2012-02-28 | Магальди Ричерке Э Бреветти С.Р.Л. | Установка и способ сухого вывода/охлаждения тяжелых зол и регулирования сгорания остатков с высоким содержанием несгоревшего материала |
ITRM20090280A1 (it) * | 2009-06-04 | 2010-12-05 | Magaldi Ind Srl | Sistema integrato di riattivazione e ricircolo di ceneri leggere ad alto tenore di incombusti. |
EA022252B1 (ru) * | 2009-07-08 | 2015-11-30 | Семекс Рисерч Груп Аг | Способ и устройство для обогащения частиц золы уноса путем мгновенного сжигания |
DE102010022400B4 (de) * | 2010-06-01 | 2013-04-25 | Outotec Oyj | Verfahren und Anlage zur Absenkung des Rest-Kohlenstoffgehaltes von Asche |
DE102010024020B4 (de) * | 2010-06-16 | 2019-08-01 | Clyde Bergemann Drycon Gmbh | Fördermittel und Verfahren zum Fördern von heißem Material |
DE102010033307A1 (de) * | 2010-08-04 | 2012-02-09 | Clyde Bergemann Drycon Gmbh | Vorrichtung und Verfahren zum Nachverbrennen von heißem Material auf einem Förderer |
DE102010055526A1 (de) * | 2010-12-22 | 2012-06-28 | Viessmann Werke Gmbh & Co Kg | Festbrennstoffheizkessel |
DE102011122139A1 (de) * | 2011-12-22 | 2013-06-27 | Heraeus Precious Metals Gmbh & Co. Kg | Verfahren zum Abbrennen von kohlenstoffhaltiger trockener metallischer Asche |
DE102013107311A1 (de) * | 2013-07-10 | 2015-01-15 | Thyssenkrupp Industrial Solutions Ag | Verfahren und Vorrichtung zur Nachbehandlung des bei der Vergasung anfallenden C-haltigen Bodenproduktes |
DE102016210348A1 (de) * | 2016-06-10 | 2017-12-14 | Technische Universität Bergakademie Freiberg | Verfahren und Vorrichtung zur Nachoxidation von kohlenstoffhaltigen Vergasungsprodukten |
CN106224971B (zh) * | 2016-09-05 | 2018-01-05 | 重庆科技学院 | 机械炉排式垃圾气化焚烧系统和合成气直管燃烧室 |
CN106402893B (zh) * | 2016-11-19 | 2018-10-02 | 荆门市拓达科技有限公司 | 一种自动上下料燃气助燃垃圾焚烧炉 |
CN109300610B (zh) * | 2018-11-09 | 2024-07-09 | 广东电网有限责任公司 | 一种超导带材表层、超导带材及超导线圈 |
CN112958967B (zh) * | 2021-03-25 | 2022-12-02 | 机械工业第九设计研究院股份有限公司 | 一种焊装车间机器人自动工位焊接烟尘处理系统的双层风罩 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2024652A (en) * | 1933-12-13 | 1935-12-17 | George W Gates | Incinerator |
US3133804A (en) * | 1960-06-13 | 1964-05-19 | Babcock & Wilcox Co | Apparatus for treating molten ash or slag |
GB1214003A (en) * | 1967-12-14 | 1970-11-25 | Davies & Co Engineering Ltd | Improvements in or relating to refuse burning apparatus and other furnaces |
DE2611213C3 (de) * | 1976-03-17 | 1979-11-08 | Steag Ag, 4300 Essen | Verfahren und Anlage zur Herstellung von Ziegeln, insbesondere von Klinkern aus einer Mischung, in die ein aus insbesondere Steinkohlenkraftwerken stammender Flugstaub eingesetzt wird |
SU734162A1 (ru) * | 1978-05-31 | 1980-05-15 | Опытный Завод Зольного Гравия | Способ изготовлени легкого заполнител |
JPS5924750B2 (ja) * | 1980-12-10 | 1984-06-12 | 株式会社神戸製鋼所 | フライアツシユの完全焼結法 |
JPS57179067A (en) * | 1981-04-28 | 1982-11-04 | Kobe Steel Ltd | Method of sintering fly ash pellets |
US4475468A (en) * | 1983-05-16 | 1984-10-09 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Incinerator with moving-bed stoker |
US4663507A (en) * | 1985-03-21 | 1987-05-05 | Trerice Douglas N | Method and apparatus for reduction of fly ash carbon by microwave |
US4705409A (en) * | 1985-03-21 | 1987-11-10 | Trerice Douglas N | Method and apparatus for measurement of carbon content in fly ash |
US4790250A (en) * | 1987-01-30 | 1988-12-13 | Westinghouse Electric Corp. | Dry ash handling system for an incinerator |
JPH0735278B2 (ja) * | 1988-05-13 | 1995-04-19 | 三菱重工業株式会社 | フライアッシュ造粒物の焼成方法及びその装置 |
JPH07111247B2 (ja) * | 1989-11-10 | 1995-11-29 | 石川島播磨重工業株式会社 | 廃棄物処理方法 |
US5160539A (en) * | 1991-04-05 | 1992-11-03 | Progress Materials Inc. | Method and product of fly ash benefication by carbon burnout in a dry bubbling fluid bed |
US5351630A (en) * | 1991-07-03 | 1994-10-04 | Monex Resources, Inc. | Apparatus for conditioning ASTM class C fly ash |
DK0575874T3 (da) * | 1992-06-24 | 1997-09-15 | Hitachi Shipbuilding Eng Co | Askesmeltningsovn. |
US5390611A (en) * | 1993-02-24 | 1995-02-21 | John; Richard E. | Thermal processing of fly ash |
US5868084A (en) * | 1995-03-20 | 1999-02-09 | U.S. Scientific, L.L.C. | Apparatus and process for carbon removal from fly ash |
-
1995
- 1995-03-20 US US08/406,707 patent/US5868084A/en not_active Expired - Lifetime
-
1996
- 1996-03-19 AU AU55589/96A patent/AU721215B2/en not_active Ceased
- 1996-03-19 EA EA199700252A patent/EA199700252A1/ru unknown
- 1996-03-19 WO PCT/US1996/005462 patent/WO1996029546A1/en active IP Right Grant
- 1996-03-19 CN CN96194123A patent/CN1131959C/zh not_active Expired - Fee Related
- 1996-03-19 EP EP96912933A patent/EP0850387B1/en not_active Expired - Lifetime
- 1996-03-19 US US08/913,662 patent/US6202573B1/en not_active Expired - Fee Related
- 1996-03-19 DE DE69634008T patent/DE69634008T2/de not_active Expired - Lifetime
- 1996-03-19 CA CA002215792A patent/CA2215792C/en not_active Expired - Fee Related
- 1996-03-19 TW TW085103294A patent/TW399136B/zh not_active IP Right Cessation
- 1996-03-19 PL PL96322334A patent/PL322334A1/xx unknown
- 1996-03-19 TR TR97/00992T patent/TR199700992T1/xx unknown
- 1996-03-20 ZA ZA962255A patent/ZA962255B/xx unknown
- 1996-11-25 US US08/753,447 patent/US5749308A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EA199700252A1 (ru) | 1998-02-26 |
TW399136B (en) | 2000-07-21 |
WO1996029546A1 (en) | 1996-09-26 |
US6202573B1 (en) | 2001-03-20 |
EP0850387A4 (en) | 1999-12-01 |
TR199700992T1 (xx) | 1998-02-21 |
US5749308A (en) | 1998-05-12 |
AU5558996A (en) | 1996-10-08 |
EP0850387B1 (en) | 2004-12-08 |
CN1131959C (zh) | 2003-12-24 |
EP0850387A1 (en) | 1998-07-01 |
US5868084A (en) | 1999-02-09 |
CA2215792C (en) | 2008-06-03 |
CA2215792A1 (en) | 1996-09-26 |
DE69634008T2 (de) | 2005-12-15 |
PL322334A1 (en) | 1998-01-19 |
CN1185827A (zh) | 1998-06-24 |
AU721215B2 (en) | 2000-06-29 |
DE69634008D1 (de) | 2005-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA962255B (en) | Apparatus and process for carbon removal from fly ash | |
EP0445070A3 (en) | Process and apparatus for emission reduction from waste incineration | |
EP0776962A3 (en) | Method and apparatus for waste treatment by gasification | |
ZA962117B (en) | Process and apparatus for generating bromine | |
PL322578A1 (en) | Method of and apparatus for removing harmful components from cigarettes | |
ZA917323B (en) | Process and apparatus for removing nox from gas streams | |
EP0735674A3 (en) | Method and device for adaptive filtering | |
EP0753189A4 (en) | METHOD AND DEVICE FOR PRODUCING HOMOGENEOUS LIGHTING | |
HUP9603619A3 (en) | Feeding apparatus for desinfecting and/or purifying liqids | |
IL131464A0 (en) | Method and apparatus for separation of carbon from flyash | |
AU2007199A (en) | A method and apparatus for the selective removal of specific components from smoke condensates | |
SG67456A1 (en) | Process for purifying a gas and apparatus for the implementation of such a process | |
HU9603316D0 (en) | Method and apparatus for treating fly ash | |
EP0831971A4 (en) | METHOD FOR REMOVING UNWANTED PARTICLES FROM GAS | |
AU7755491A (en) | Process and device for removing particles from exhaust gases | |
AU8288491A (en) | Process and device for cleaning waste gases | |
EP0865588A4 (en) | METHOD AND DEVICE FOR REMOVING PARTICULAR MATERIAL FROM A GAS | |
EP0810549A4 (en) | METHODS AND APPARATUS FOR CREATING GRAYS | |
AU5293796A (en) | Method and apparatus for extracting dust from gases | |
EP0699466A4 (en) | GAS SEPARATION METHOD AND APPARATUS | |
GB9517055D0 (en) | Apparatus and method for moving gas | |
GB9318830D0 (en) | Method and apparatus for removing odours from a gas system | |
IL116489A0 (en) | Method and apparatus for dust removal from surfaces | |
HUT72009A (en) | Method and apparatus for removing an absorbate from a stream | |
IL120074A0 (en) | Process for gas purification and an apparatus for carrying out same |