GB2297925B - Flue gas conditioning system - Google Patents

Flue gas conditioning system

Info

Publication number
GB2297925B
GB2297925B GB9608042A GB9608042A GB2297925B GB 2297925 B GB2297925 B GB 2297925B GB 9608042 A GB9608042 A GB 9608042A GB 9608042 A GB9608042 A GB 9608042A GB 2297925 B GB2297925 B GB 2297925B
Authority
GB
United Kingdom
Prior art keywords
flue gas
gas conditioning
conditioning
flue
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.)
Expired - Fee Related
Application number
GB9608042A
Other versions
GB2297925A (en
GB9608042D0 (en
Inventor
Robert Allen Wright
David Luis Woracek
Richard L Battles
Michael J Lentz
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.)
WILHELM ENV TECH Inc
Wilhelm Environmental Technologies Inc
Original Assignee
WILHELM ENV TECH Inc
Wilhelm Environmental Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US07/864,847 priority Critical patent/US5288303A/en
Priority to US07/882,835 priority patent/US5288309A/en
Priority to US07/907,159 priority patent/US5240470A/en
Priority to US07/919,525 priority patent/US5196038A/en
Priority to US07/922,576 priority patent/US5356597A/en
Priority to GB9307158A priority patent/GB2270861B/en
Application filed by WILHELM ENV TECH Inc, Wilhelm Environmental Technologies Inc filed Critical WILHELM ENV TECH Inc
Publication of GB9608042D0 publication Critical patent/GB9608042D0/en
Publication of GB2297925A publication Critical patent/GB2297925A/en
Application granted granted Critical
Publication of GB2297925B publication Critical patent/GB2297925B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/01Pretreatment of the gases prior to electrostatic precipitation
    • B03C3/013Conditioning by chemical additives, e.g. with SO3
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8603Removing sulfur compounds
    • B01D53/8609Sulfur oxides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00Sulfur; Compounds thereof
    • C01B17/69Sulfur trioxide; Sulfuric acid
    • C01B17/74Preparation
    • C01B17/76Preparation by contact processes
    • C01B17/80Apparatus
    • C01B17/803Converters
GB9608042A 1990-03-15 1993-04-06 Flue gas conditioning system Expired - Fee Related GB2297925B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US07/864,847 US5288303A (en) 1992-04-07 1992-04-07 Flue gas conditioning system
US07/882,835 US5288309A (en) 1992-04-07 1992-05-14 Flue gas conditioning agent demand control apparatus
US07/907,159 US5240470A (en) 1992-04-07 1992-07-01 In-duct flue gas conditioning system
US07/919,525 US5196038A (en) 1990-03-15 1992-07-24 Flue gas conditioning system
US07/922,576 US5356597A (en) 1992-04-07 1992-07-30 In-duct flue gas conditioning system
GB9307158A GB2270861B (en) 1992-04-07 1993-04-06 Flue gas conditioning system

Publications (3)

Publication Number Publication Date
GB9608042D0 GB9608042D0 (en) 1996-06-19
GB2297925A GB2297925A (en) 1996-08-21
GB2297925B true GB2297925B (en) 1996-10-16

Family

ID=27547193

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9608089A Expired - Fee Related GB2297931B (en) 1990-03-15 1993-04-06 Flue gas conditioning system
GB9608042A Expired - Fee Related GB2297925B (en) 1990-03-15 1993-04-06 Flue gas conditioning system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9608089A Expired - Fee Related GB2297931B (en) 1990-03-15 1993-04-06 Flue gas conditioning system

Country Status (1)

Country Link
GB (2) GB2297931B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2098506B (en) * 1981-05-14 1984-10-03 Biomed Res Inc Drug coated materials
DE3703266C1 (en) * 1987-02-04 1988-08-18 Metallgesellschaft Ag Conditioning process for dust-containing exhaust gases
US5032154A (en) * 1989-04-14 1991-07-16 Wilhelm Environmental Technologies, Inc. Flue gas conditioning system
US4987839A (en) * 1990-05-14 1991-01-29 Wahlco, Inc. Removal of particulate matter from combustion gas streams

Also Published As

Publication number Publication date
GB2297931B (en) 1996-10-16
GB2297931A (en) 1996-08-21
GB2297925A (en) 1996-08-21
GB9608089D0 (en) 1996-06-19
GB9608042D0 (en) 1996-06-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020406