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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VyMThT2l2ol1ovw8kBYyOGj5NJ1STu4ZV2e24C4zLRqxZvtRrchQpfRuk8w+mvd3
 vMrJh7rnJiD220bw1WVnOQ==

<SEC-DOCUMENT>9999999997-04-007058.txt : 20040301
<SEC-HEADER>9999999997-04-007058.hdr.sgml : 20040301
<ACCEPTANCE-DATETIME>20040301095426
<PAPER>
ACCESSION NUMBER:		9999999997-04-007058
CONFORMED SUBMISSION TYPE:	REGDEX
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		
FILED AS OF DATE:		20040226
EFFECTIVENESS DATE:		20040226

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IONICS INC
		CENTRAL INDEX KEY:			0000052466
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				042068530
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		REGDEX
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	021-05246-6B
		FILM NUMBER:		04008961

	BUSINESS ADDRESS:	
		STREET 1:		65 GROVE ST
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02172
		BUSINESS PHONE:		6179262500
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<TYPE>REGDEX
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<FILENAME>9999999997-04-007058.paper
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This document was generated as part of a paper submission.
Please reference the Document Control Number 04008961 for access to the original document.
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