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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 E1qKRYymvAlftwIk1WK+h64DfBC/6QUm0aL7ZmfzQagokms1uRNw7GiKJmWYGxXO
 7RvgdgQh41Hpu/HhGUmANg==

<SEC-DOCUMENT>0001140361-07-016931.txt : 20070820
<SEC-HEADER>0001140361-07-016931.hdr.sgml : 20070820
<ACCEPTANCE-DATETIME>20070820185925
ACCESSION NUMBER:		0001140361-07-016931
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050418
FILED AS OF DATE:		20070820
DATE AS OF CHANGE:		20070820

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HANOVER COMPRESSOR CO /
		CENTRAL INDEX KEY:			0000909413
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EQUIPMENT RENTAL & LEASING, NEC [7359]
		IRS NUMBER:				752344249
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		12001 N HOUSTON ROSSLYN
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77086
		BUSINESS PHONE:		2814478787

	MAIL ADDRESS:	
		STREET 1:		12001 NORTH HOUSTON ROSSLYN
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77086

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HANOVER COMPRESSOR CO
		DATE OF NAME CHANGE:	19960716

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Matusek Brian A
		CENTRAL INDEX KEY:			0001324194

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13071
		FILM NUMBER:		071069153

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2818543083

	MAIL ADDRESS:	
		STREET 1:		12001 NORTH HOUSTON ROSSLYN
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77086
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3/A
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2005-04-18</periodOfReport>

    <dateOfOriginalSubmission>2005-04-26</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000909413</issuerCik>
        <issuerName>HANOVER COMPRESSOR CO /</issuerName>
        <issuerTradingSymbol>HC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001324194</rptOwnerCik>
            <rptOwnerName>Matusek Brian A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>12001 N. HOUSTON ROSSLYN</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77086</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>43408</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This amount includes 4,400 shares held in an IRA, 5 shares held jointly with his spouse and three grants of restricted stock under the Company's 2003 Stock Incentive Plan as follows: (a) 4,378 shares of restricted stock on 10/22/03 that vest over a four-year period at the rate of one-fourth per year beginning on 10/22/04 and on each successive anniversary of the date of grant; (b) 26,500 shares of restricted stock on 7/21/04 that vest over a three-year period at the rate of one-third per year beginning on 7/21/05 and on each successive anniversary of the date of grant; and (c) 8,125 performance-based shares of restricted stock on 7/21/04, all or a portion of which will vest on 9/28/07, subject to the achievement of pre-determined performance objectives. In the event of a change in control, the time-vested restricted stock gants in (a) and (b) are subject to accelerated vesting and the performance-based restricted stock in (c) is subject to accelerated vesting at the target level.</f
ootnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Suzanne B. Kean, Attorney-in-fact</signatureName>
        <signatureDate>2007-08-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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