<SEC-DOCUMENT>0001213900-23-048261.txt : 20230612
<SEC-HEADER>0001213900-23-048261.hdr.sgml : 20230612
<ACCEPTANCE-DATETIME>20230612182308
ACCESSION NUMBER:		0001213900-23-048261
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20230608
FILED AS OF DATE:		20230612
DATE AS OF CHANGE:		20230612

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ALLEN BRIAN F.
		CENTRAL INDEX KEY:			0001975816

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40503
		FILM NUMBER:		231009699

	MAIL ADDRESS:	
		STREET 1:		C/O NET POWER, LLC
		STREET 2:		404 HUNT STREET, STE 410
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NET Power Inc.
		CENTRAL INDEX KEY:			0001845437
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL INDUSTRIAL APPARATUS [3620]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		404 HUNT STREET, SUITE 410
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701
		BUSINESS PHONE:		(346) 708-8272

	MAIL ADDRESS:	
		STREET 1:		404 HUNT STREET, SUITE 410
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Rice Acquisition Corp. II
		DATE OF NAME CHANGE:	20210210
</SEC-HEADER>
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<TYPE>3
<SEQUENCE>1
<FILENAME>ownership.xml
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<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2023-06-08</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001845437</issuerCik>
        <issuerName>NET Power Inc.</issuerName>
        <issuerTradingSymbol>NPWR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001975816</rptOwnerCik>
            <rptOwnerName>ALLEN BRIAN F.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NET POWER INC.</rptOwnerStreet1>
            <rptOwnerStreet2>404 HUNT STREET, SUITE 410</rptOwnerStreet2>
            <rptOwnerCity>DURHAM</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27701</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and COO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>Exhibit 24.1 - Power of Attorney.</remarks>

    <ownerSignature>
        <signatureName>/s/ Abbey MacDonald, Attorney-in-fact</signatureName>
        <signatureDate>2023-06-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>ea180189ex24-1_netpower.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">Exhibit 24.1</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">EDGAR CODE AND SECTION 16 POWER OF ATTORNEY</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0pt; text-indent: 0.5in">Know all by these present, that the undersigned
hereby constitutes and appoints (i) each of Akash Patel and Jim Mahon of NET Power, LLC, which is expected to complete a business combination
with Rice Acquisition Corp. II, with the resulting company to be named &ldquo;NET Power Inc.&rdquo; (NET Power, LLC and NET Power Inc.
both referred to herein as the &ldquo;Company&rdquo;), and (ii) each of Jeffrey Schultz, Nishant Dharia, Abbey MacDonald, Taylor Carman
and Brenda Meyette of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C., signing singly, with full power of substitution, the undersigned&rsquo;s
true and lawful attorney-in-fact to:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0.5in"></TD><TD STYLE="width: 0.5in; text-align: left">(1)</TD><TD STYLE="text-align: left">execute for and on behalf of the undersigned, in the undersigned&rsquo;s
capacity as an officer, director and/or 10% shareholder of the Company, forms and authentication documents for EDGAR Filing Access;</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0.5in"></TD><TD STYLE="width: 0.5in; text-align: left">(2)</TD><TD STYLE="text-align: left">do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and execute any such forms and authentication documents;</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"></TD><TD STYLE="width: 0.5in">(3)</TD><TD STYLE="padding-right: 0pt">execute for and on behalf of the undersigned, in the undersigned&rsquo;s capacity as an officer, director
and/or 10% shareholder of the Company, Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the
rules thereunder;</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"></TD><TD STYLE="width: 0.5in">(4)</TD><TD STYLE="padding-right: 0pt">do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable
to complete and execute any such Form 3, 4 or 5 and timely file such form with the United States Securities and Exchange Commission and
any stock exchange or similar authority; and</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"></TD><TD STYLE="width: 0.5in">(5)</TD><TD STYLE="padding-right: 0pt">take any other action of any type whatsoever in connection with the foregoing which, in the opinion of
such attorney-in-fact, may be of benefit to, in the best interests of, or legally required by the undersigned, it being understood that
the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form
and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact&rsquo;s discretion.</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0; text-indent: 0.5in">The undersigned hereby grants to each
such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper
to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might
or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact&rsquo;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney
and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&rsquo;s responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934, as amended.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0; text-indent: 0.5in">This Power of Attorney shall remain in
full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned&rsquo;s holdings
of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0; text-indent: 0.5in">IN WITNESS WHEREOF, the undersigned has
caused this Power of Attorney to be executed this 27<SUP>th</SUP> day of April, 2023.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top; text-align: left">
  <TD STYLE="width: 60%"><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;</FONT></TD>
  <TD STYLE="border-bottom: Black 1.5pt solid; width: 40%"><FONT STYLE="font-family: Times New Roman, Times, Serif; text-decoration: none">/s/
  Brian F. Allen</FONT></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;</FONT></TD>
  <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Brian F. Allen</FONT></TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0pt 0pt 0">&nbsp;</P>

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