<SEC-DOCUMENT>0000045876-11-000097.txt : 20110504
<SEC-HEADER>0000045876-11-000097.hdr.sgml : 20110504
<ACCEPTANCE-DATETIME>20110504163507
ACCESSION NUMBER:		0000045876-11-000097
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20110502
FILED AS OF DATE:		20110504
DATE AS OF CHANGE:		20110504

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LOREE JAMES M
		CENTRAL INDEX KEY:			0001214752

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03970
		FILM NUMBER:		11810847

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARSCO CORP
		CENTRAL INDEX KEY:			0000045876
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED STRUCTURAL METAL PRODUCTS [3440]
		IRS NUMBER:				231483991
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		350 POPLAR CHURCH ROAD
		CITY:			CAMP HILL
		STATE:			PA
		ZIP:			17011
		BUSINESS PHONE:		7177637064

	MAIL ADDRESS:	
		STREET 1:		350 POPLAR CHURCH ROAD
		CITY:			CAMP HILL
		STATE:			PA
		ZIP:			17011
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-05-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000045876</issuerCik>
        <issuerName>HARSCO CORP</issuerName>
        <issuerTradingSymbol>HSC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001214752</rptOwnerCik>
            <rptOwnerName>LOREE JAMES M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>350 POPLAR CHURCH ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CAMP HILL</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>17011</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2011-05-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2524</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, $1.25 par value</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2524</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2524</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units granted under the 1995 Non-Employee Directors' Stock Plan.  Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.  Each restricted stock unit will be settled promptly in Issuer Common Stock on a one-for-one basis following termination of the individual's service as a Director of the Issuer.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Mark E. Kimmel, Attorney in Fact  For: James M. Loree</signatureName>
        <signatureDate>2011-05-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poajmlsec.txt
<DESCRIPTION>EDGAR SUPPORTING DOCUMENT
<TEXT>
POWER OF ATTORNEY


KNOW ALL MEN BY THESE PRESENTS, that the undersigned,
 a director and (or) officer of Harsco Corporation, a Delaware
 corporation (the "Company") does hereby nominate, constitute
 and appoint Mark E. Kimmel, Salvatore D. Fazzolari,
 and Debra L. Steele, or any one of them, his
or her true and lawful attorneys and agents to do any and all
 acts and things and execute and file any and all
 instruments which said attorneys and agents, or either of
them, may deem necessary or advisable to enable the
 undersigned (in his or her individual capacity or in a
 fiduciary or any other capacity) to comply with the
 Securities Exchange Act of 1934, as amended (the "Act"),
 and any requirements of the Securities and Exchange Commission
 in respect thereof, in connection with the preparation,
 execution and filing of any report or statement of beneficial
 ownership or changes in beneficial ownership of securities
 of the Company that the undersigned (in his or her individual
capacity or in a fiduciary or any other capacity) may
be required to file pursuant to Section 16(a) of the Act,
including specifically, but without limitation, full power and
authority to sign the undersigned's name, in his or her
 individual capacity or in a fiduciary or any other capacity,
 to any report or statement on Form 3, Form 4 or Form 5 or to
 any amendment thereto, or any form or forms adopted by the
Securities and Exchange Commission in lieu thereof or in
addition thereto, hereby ratifying and confirming all that said
attorneys and agents, or any of them, shall do or cause to
 be done by virtue thereof.

This authorization shall supersede all prior authorizations
to act for the undersigned with respect to securities of the
Company in these matters, and shall survive the termination
of the undersigned's status as a director and (or) officer of
the Company and remain in effect thereafter for so long as the
undersigned (in his or her individual capacity or in a fiduciary
or any other capacity) has any obligation under Section 16 of
the Act with respect to securities of the Company.

	IN WITNESS WHEREOF, I have hereunto set my hand this
2nd day of November, 2010.



		Signature

		James M. Loree
		Print Name

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
