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Board of Directors
About
Board of Directors
Business Units
Energy Tech System
Upstream - Green Oilfield & Associated Gas Recovery
Downstream - Integrated Energy Utilization System
Midstream - Biomass Gasification & Biomethane
On-Chain Finance
HWH
Energy Tech System
Upstream - Green Oilfield & Associated Gas Recovery
Downstream - Integrated Energy Utilization System
Midstream - Biomass Gasification & Biomethane
On-Chain Finance
HWH
Investors
Press Releases
Corporate Governance
SEC Filings
Press Releases
Corporate Governance
SEC Filings
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Filing Date
Form Type
Description
10-Q
General form for quarterly reports under Section 13 or 15(d) (10-Q)
Jul 13, 2022
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10-Q
General form for quarterly reports under Section 13 or 15(d) (10-Q)
Apr 12, 2022
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SC 13G
Statement of acquisition of beneficial ownership by individuals (SC 13G)
Apr 11, 2022
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8-K
Current report pursuant to Section 13 or 15(d) (8-K)
Mar 23, 2022
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SC 13G
Statement of acquisition of beneficial ownership by individuals (SC 13G)
Feb 17, 2022
View
SC 13G
Statement of acquisition of beneficial ownership by individuals (SC 13G)
Feb 14, 2022
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SC 13G
Statement of acquisition of beneficial ownership by individuals (SC 13G)
Feb 10, 2022
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3
Initial statement of beneficial ownership of securities (3)
Feb 9, 2022
View
SC 13D
Class A Common Stock (SC 13D)
Feb 9, 2022
View
3
Initial statement of beneficial ownership of securities (3)
Feb 9, 2022
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SEC Filings
Home
About
About
Board of Directors
Business Units
Energy Tech System
Upstream - Green Oilfield & Associated Gas Recovery
Downstream - Integrated Energy Utilization System
Midstream - Biomass Gasification & Biomethane
On-Chain Finance
HWH
Investors
Press Releases
Corporate Governance
SEC Filings
Contact
Home
About
About
Board of Directors
Business Units
Energy Tech System
Upstream - Green Oilfield & Associated Gas Recovery
Downstream - Integrated Energy Utilization System
Midstream - Biomass Gasification & Biomethane
On-Chain Finance
HWH
Investors
Press Releases
Corporate Governance
SEC Filings
Contact
Home
About
About
Board of Directors
Business Units
Energy Tech System
Upstream - Green Oilfield & Associated Gas Recovery
Downstream - Integrated Energy Utilization System
Midstream - Biomass Gasification & Biomethane
On-Chain Finance
HWH
Investors
Press Releases
Corporate Governance
SEC Filings
Contact
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