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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001209191-07-018748.txt : 20070320
<SEC-HEADER>0001209191-07-018748.hdr.sgml : 20070320
<ACCEPTANCE-DATETIME>20070320154759
ACCESSION NUMBER:		0001209191-07-018748
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070319
FILED AS OF DATE:		20070320
DATE AS OF CHANGE:		20070320

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:		07706429

	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:		07706427

	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:		07706428

	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>2007-03-19</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>
            </securityTitle>
            <transactionDate>
                <value>2007-03-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2666</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12381546</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The 2,666 unvested restricted stock units as reported herein were forfeited to the Issuer by Ben A. Guill as a result of his March 19, 2007 resignation from the Board of Directors of the Issuer.</footnote>
        <footnote id="F2">Consists of 12,376,214 shares of common stock held by FR X Chart Holdings LLC, and 5,332 aggregate restricted stock units granted to Timothy H. Day and Kenneth W. Moore.</footnote>
        <footnote id="F3">Each Reporting Person disclaims beneficial ownership of such securities 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>
        <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 5,332 aggregate restricted stock units held by Messrs. Day and Moore, these securities are directly owned by FR X Chart Holdings LLC (&quot;Holdings&quot;). Fund X is the sole member of Holdings.  Each of the Reporting Persons may be deemed to share beneficial ownership over all such securities.  GP X is the general partner of Fund X, and GP X Inc. is the general partner of GP X.  The Reporting Persons are entitled 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 5,332 restricted stock units.</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, Authorized Person, In Capacity as Described in Remark (2)</signatureName>
        <signatureDate>2007-03-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Anne E. Gold, In Capacity as Described in Remark (2)</signatureName>
        <signatureDate>2007-03-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Anne E. Gold, In Capacity as Described in Remark (2)</signatureName>
        <signatureDate>2007-03-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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