ENVIRI Corp — Director's Dealing 2005

May 3, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HARSCO CORP (HSC)
CIK: 0000045876
Period of Report: 2005-05-03

Reporting Person: HATHAWAY DEREK C (Director, Chairman, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-05-02	Common Stock, $1.25 par value	M	11000.0000	$25.63	Acquired	96559.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	200.0000	$53.55	Disposed	96359.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	100.0000	$53.56	Disposed	96259.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	100.0000	$53.64	Disposed	96159.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	100.0000	$53.65	Disposed	96059.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	500.0000	$53.67	Disposed	95559.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	2400.0000	$53.69	Disposed	93159.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	6600.0000	$53.70	Disposed	86559.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	200.0000	$53.72	Disposed	86359.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	300.0000	$53.73	Disposed	86059.3913	Direct
2005-05-02	Common Stock, $1.25 par value	S	500.0000	$53.74	Disposed	85559.3913	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-05-02	Stock Option (Right to Buy)	$25.63	M	11000.0000	Disposed	2011-01-21	Common Stock, $1.25 par value (11000.0000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, $1.25 par value	26650.8310	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$29.47	2006-01-22	Common Stock, $1.25 par value ()	30000.0000	Direct
Stock Option (Right to Buy)	$34.28	2007-01-26	Common Stock, $1.25 par value ()	50000.0000	Direct
Stock Option (Right to Buy)	$37.81	2008-01-25	Common Stock, $1.25 par value ()	40000.0000	Direct
Stock Option (Right to Buy)	$29.00	2010-01-23	Common Stock, $1.25 par value ()	50000.0000	Direct
Stock Option (Right to Buy)	$32.65	2012-01-20	Common Stock, $1.25 par value ()	100000.0000	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on Novembe
r 24, 2004.

F2: These shares were acquired under the Harsco Corporation Savings Plan in transactions that were exempt from Section 16(b) by virtu
e of Rule 16a-8(b). The information presented is as of April 30, 2005.

F3: Stock option granted pursuant to Harsco Corporation 1995 Executive Incentive Compensation Plan in a transaction exempt under Rule
16b-3.