-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 RuBWE2faNN8RA8Wg//ZJ04QsS088om7+pSjZuVC5cXdrDRLUNRhlqOChdhTYZG55
 Yfd1C426RiJcmcmG48REOQ==

<SEC-DOCUMENT>0001209191-07-033067.txt : 20070525
<SEC-HEADER>0001209191-07-033067.hdr.sgml : 20070525
<ACCEPTANCE-DATETIME>20070525134919
ACCESSION NUMBER:		0001209191-07-033067
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070523
FILED AS OF DATE:		20070525
DATE AS OF CHANGE:		20070525

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CHART INDUSTRIES INC
		CENTRAL INDEX KEY:			0000892553
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED PLATE WORK (BOILER SHOPS) [3443]
		IRS NUMBER:				341712937
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE INFINITY CORPORATE CENTRE DRIVE
		STREET 2:		SUITE 300
		CITY:			GARFIELD HEIGHTS
		STATE:			OH
		ZIP:			44125-5370
		BUSINESS PHONE:		4407531490

	MAIL ADDRESS:	
		STREET 1:		ONE INFINITY CORPORATE CENTRE DRIVE
		STREET 2:		SUITE 300
		CITY:			GARFIELD HEIGHTS
		STATE:			OH
		ZIP:			44125-5370

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FIRST RESERVE GP X INC
		CENTRAL INDEX KEY:			0001274073

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11442
		FILM NUMBER:		07879935

	BUSINESS ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-661-6601

	MAIL ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FIRST RESERVE GP X LP
		CENTRAL INDEX KEY:			0001274074

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11442
		FILM NUMBER:		07879933

	BUSINESS ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-661-6601

	MAIL ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FIRST RESERVE FUND X LP
		CENTRAL INDEX KEY:			0001274075

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11442
		FILM NUMBER:		07879934

	BUSINESS ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-661-6601

	MAIL ADDRESS:	
		STREET 1:		ONE LAFAYETTE PLACE
		STREET 2:		THIRD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-05-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000892553</issuerCik>
        <issuerName>CHART INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>GTLS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001274073</rptOwnerCik>
            <rptOwnerName>FIRST RESERVE GP X INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE LAFAYETTE PLACE</rptOwnerStreet1>
            <rptOwnerStreet2>THIRD FLOOR</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remark 1</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001274075</rptOwnerCik>
            <rptOwnerName>FIRST RESERVE FUND X LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE LAFAYETTE PLACE</rptOwnerStreet1>
            <rptOwnerStreet2>THIRD FLOOR</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remark 1</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001274074</rptOwnerCik>
            <rptOwnerName>FIRST RESERVE GP X LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE LAFAYETTE PLACE</rptOwnerStreet1>
            <rptOwnerStreet2>THIRD FLOOR</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remark 1</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2007-05-23</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3574</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12385120</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Consists of restricted stock units granted by the Issuer under its Amended and Restated 2005 Stock Incentive Plan.</footnote>
        <footnote id="F2">Consists of 1,787 restricted stock units granted to each of Timothy H. Day and Kenneth W. Moore by the Issuer under its Amended and Restated 2005 Stock Incentive Plan.  Each of Messrs. Day and Moore is a director of the Issuer and an officer of First Reserve GP X Inc.</footnote>
        <footnote id="F3">Consists of 12,376,214 shares of common stock held by FR X Chart Holdings LLC, and 8,906 aggregate restricted stock units held by Messrs. Day and Moore.</footnote>
        <footnote id="F4">This Form 4 is filed on behalf of First Reserve GP X, Inc. (&quot;GP X Inc.&quot;), First Reserve GP X, L.P. (&quot;GP X&quot;), and First Reserve Fund X, L.P. (&quot;Fund X&quot;).  Other than the 8,906 aggregate restricted stock units held by Messrs. Day and Moore, these securities are directly owned by FR X Chart Holdings LLC (&quot;Holdings&quot;).   Each of the Reporting Persons may be deemed to share beneficial ownership over all such securities. Fund X is the sole member of Holdings. GP X is the general partner of Fund X, and GP X Inc. is the general partner of GP X.  The Reporting Persons are entitiled to a portion of the profits from the sale of Issuer securities held by Messrs. Day and Moore, and therefore the Reporting Persons may be deemed to share beneficial ownership of the 8,906 restricted stock units.</footnote>
        <footnote id="F5">Each Reporting Person disclaims beneficial ownership of any of the securities reported herein except to the extent of its pecuniary interest therein. Additionally, pursuant to Rule 16a-1(a)(4) of the Securities Exchange Act of 1934, each Reporting Person states that this filing shall not be deemed an admission that such Reporting Person is the beneficial owner of any of the securities reported herein.</footnote>
    </footnotes>

    <remarks>(1) The Reporting Persons have included the designation of &quot;Director&quot; in order to satisfy potential filing obligations in the event any such Reporting Persons are deemed to be a director of the Issuer by deputization.
(2) First Reserve GP X, Inc., by Anne E. Gold, Secretary, is signing for itself as the designated filer, as well as in the capacity of general partner of First Reserve GP X, L.P.  First Reserve GP X, L.P., by Anne E. Gold, is signing in its capacity as general partner of First Reserve Fund X, L.P.</remarks>

    <ownerSignature>
        <signatureName>Anne E. Gold, in the capacity as described in Remark (2)</signatureName>
        <signatureDate>2007-05-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Anne E. Gold, In Capacity as Described in Remark (2)</signatureName>
        <signatureDate>2007-05-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Anne E. Gold, In Capacity as Described in Remark (2)</signatureName>
        <signatureDate>2007-05-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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