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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NRxLPdaQlkSkhLEpmGyVmSLU/4/i6Gd45lsaGBpa8bgaB04VGHGVZXt0LZEt06lt
 ZhXT2fr3C2d7XD9ja1C2jQ==

<SEC-DOCUMENT>0001209191-08-023960.txt : 20080414
<SEC-HEADER>0001209191-08-023960.hdr.sgml : 20080414
<ACCEPTANCE-DATETIME>20080414122241
ACCESSION NUMBER:		0001209191-08-023960
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080221
FILED AS OF DATE:		20080414
DATE AS OF CHANGE:		20080414

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FUEL TECH, INC.
		CENTRAL INDEX KEY:			0000846913
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				205657551
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		512 KINGSLAND DRIVE
		CITY:			BATAVIA
		STATE:			IL
		ZIP:			60510
		BUSINESS PHONE:		6308454437

	MAIL ADDRESS:	
		STREET 1:		512 KINGSLAND DRIVE
		CITY:			BATAVIA
		STATE:			IL
		ZIP:			60510

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FUEL TECH N V
		DATE OF NAME CHANGE:	19930510

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Williamson Delbert L
		CENTRAL INDEX KEY:			0001431570

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33059
		FILM NUMBER:		08754002

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		203-425-9830

	MAIL ADDRESS:	
		STREET 1:		C/O FUEL TECH
		STREET 2:		695 E MAIN STREET
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2008-02-21</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000846913</issuerCik>
        <issuerName>FUEL TECH, INC.</issuerName>
        <issuerTradingSymbol>FTEK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001431570</rptOwnerCik>
            <rptOwnerName>Williamson Delbert L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FUEL TECH</rptOwnerStreet1>
            <rptOwnerStreet2>695 E MAIN STREET</rptOwnerStreet2>
            <rptOwnerCity>STAMFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Delbert L Williamson</signatureName>
        <signatureDate>2008-04-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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