<SEC-DOCUMENT>0001437749-23-025690-index.html : 20230912
<SEC-HEADER>0001437749-23-025690.hdr.sgml : 20230912
<ACCEPTANCE-DATETIME>20230912160120
ACCESSION NUMBER:		0001437749-23-025690
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		34
CONFORMED PERIOD OF REPORT:	20230912
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20230912
DATE AS OF CHANGE:		20230912

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33059
		FILM NUMBER:		231250061

	BUSINESS ADDRESS:	
		STREET 1:		27601 BELLA VISTA PARKWAY
		CITY:			WARRENVILLE
		STATE:			IL
		ZIP:			60555
		BUSINESS PHONE:		6308454431

	MAIL ADDRESS:	
		STREET 1:		27601 BELLA VISTA PARKWAY
		CITY:			WARRENVILLE
		STATE:			IL
		ZIP:			60555

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FUEL TECH N V
		DATE OF NAME CHANGE:	19930510
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>ftek20230911_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: ftek20230911_8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex_568537.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: ex_568537.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>ftek-20230912.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 3 - file: ftek-20230912.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>4
<FILENAME>ftek-20230912_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
<TEXT>
Document 4 - file: ftek-20230912_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>5
<FILENAME>ftek-20230912_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 5 - file: ftek-20230912_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>6
<FILENAME>ftek-20230912_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
Document 6 - file: ftek-20230912_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>fueltech1.jpg
<TEXT>
Document 7 - file: fueltech1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>fueltech2.jpg
<TEXT>
Document 8 - file: fueltech2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>fueltech3.jpg
<TEXT>
Document 9 - file: fueltech3.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>fueltech4.jpg
<TEXT>
Document 10 - file: fueltech4.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>fueltech5.jpg
<TEXT>
Document 11 - file: fueltech5.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>fueltech6.jpg
<TEXT>
Document 12 - file: fueltech6.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>fueltech7.jpg
<TEXT>
Document 13 - file: fueltech7.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>fueltech8.jpg
<TEXT>
Document 14 - file: fueltech8.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>fueltech9.jpg
<TEXT>
Document 15 - file: fueltech9.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>fueltech10.jpg
<TEXT>
Document 16 - file: fueltech10.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>fueltech11.jpg
<TEXT>
Document 17 - file: fueltech11.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>fueltech12.jpg
<TEXT>
Document 18 - file: fueltech12.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>fueltech13.jpg
<TEXT>
Document 19 - file: fueltech13.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>fueltech14.jpg
<TEXT>
Document 20 - file: fueltech14.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>fueltech15.jpg
<TEXT>
Document 21 - file: fueltech15.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>fueltech16.jpg
<TEXT>
Document 22 - file: fueltech16.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>fueltech17.jpg
<TEXT>
Document 23 - file: fueltech17.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>fueltech18.jpg
<TEXT>
Document 24 - file: fueltech18.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>25
<FILENAME>fueltech19.jpg
<TEXT>
Document 25 - file: fueltech19.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>26
<FILENAME>fueltech20.jpg
<TEXT>
Document 26 - file: fueltech20.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>27
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 27 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>28
<FILENAME>ftek20230911_8k_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 28 - file: ftek20230911_8k_htm.html

Document 28 - RAW XML: ftek20230911_8k_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>29
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 29 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>30
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 30 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>31
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 31 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>32
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 32 - file: FilingSummary.html

Document 32 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>34
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 34 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>35
<FILENAME>0001437749-23-025690-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 35 - file: 0001437749-23-025690-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>