37 results
8-K
EX-99.1
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10 Aug 22
Fuel Tech Reports 2022 Second Quarter Financial Results
4:30pm
424B3
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1 Apr 21
Prospectus supplement
8:01am
S-3/A
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26 Mar 21
Shelf registration (amended)
5:04pm
S-3
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26 Feb 21
Shelf registration
4:32pm
8-K
EX-99.1
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27 Mar 19
Regulation FD Disclosure
4:50pm