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OMB Approval
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OMB Number: 3235-0145
Expires: August 31, 1999
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 2 )*
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SIPEX Corporation
- --------------------------------------------------------------------------------
(Name of Issuer)
Common Stock, $.01 par value
- --------------------------------------------------------------------------------
(Title of Class of Securities)
829909 10 0
-----------
(CUSIP Number)
December 31, 1998
- --------------------------------------------------------------------------------
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule
is filed: N/A
[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
SEC 1745 (3-98) Page 1 of 5 pages
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CUSIP No. 829909 10 0 13G Page 2 of 5 Pages
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1. NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Tractebel, S.A.
- --------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3. SEC USE ONLY
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4. CITIZENSHIP OR PLACE OF ORGANIZATION
Brussels, Belgium
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5. SOLE VOTING POWER
0 shares
NUMBER OF -----------------------------------------------------
SHARES 6. SHARED VOTING POWER
BENEFICIALLY
OWNED BY 0 shares
EACH
REPORTING -----------------------------------------------------
PERSON 7. SOLE DISPOSITIVE POWER
WITH:
0 shares
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8. SHARED DISPOSITIVE POWER
0 shares
- --------------------------------------------------------------------------------
9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
- --------------------------------------------------------------------------------
10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) [ ]
N/A
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11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0%
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12. TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
CO
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Page 2 of 5 pages
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CUSIP No. 829909 10 0 13G Page 3 of 5 Pages
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Item 1(a). Name of Issuer:
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SIPEX Corporation
Item 1(b). Address of Issuer's Principal Executive Offices:
------------------------------------------------
22 Linnell Circle
Billerica, Massachusetts 10821
Item 2(a). Name of Person Filing:
----------------------
Tractebel S.A.
Item 2(b). Address of Principal Business Office or, if none, Residence:
------------------------------------------------------------
Place du Trone 1
Brussels, Belgium 1000
Item 2(c). Citizenship or Place of Organization:
-------------------------------------
Belgium Corporation
Item 2(d). Title of Class of Securities:
-----------------------------
Common Stock, $.01 par value per share.
Item 2(e). CUSIP Number:
-------------
829909 10 0
Item 3. If this statement is filed pursuant to Rules 13d-1(b), or
---------------------------------------------------------
13d-2(b) or (c), check whether the person filing is a:
------------------------------------------------------
(a) [ ] Broker or Dealer registered under Section 15 of the
Securities Exchange Act of 1934 (the "Act").
(b) [ ] Bank as defined in Section 3(a)(6) of the Act.
(c) [ ] Insurance Company as defined in Section 3(a)(19) of
the Act.
(d) [ ] Investment Company registered under Section 8 of the
Investment Company Act of 1940.
(e) [ ] Investment Adviser in accordance with Rule
13d-1(b)(1)(ii)(E).
Page 3 of 5 pages
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CUSIP No. 829909 10 0 13G Page 4 of 5 Pages
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(f) [ ] Employee Benefit Plan or endowment fund in accordance
with Rule 13d-1(b)(1)(ii)(F).
(g) [ ] Parent Holding Company or control person in accordance
with Rule 13d-1(b)(1)(ii)(G) of the Act.
(h) [ ] Savings association as defined in Section 3(b) of the
Federal Deposit Insurance Act.
(i) [ ] Church plan that is excluded from the definition of an
investment company under Section 3(c)(14) of the
Investment Company Act.
(j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J) of
the Act.
Not applicable.
Item 4. Ownership:
----------
Not applicable.
Item 5. Ownership of Five Percent or Less of a Class:
---------------------------------------------
If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the
beneficial owner of more than five percent of the class of
Securities, check the following [ X ]
Item 6. Ownership of More than Five Percent on Behalf of Another
--------------------------------------------------------
Person:
-------
Not applicable.
Item 7. Identification and Classification of the Subsidiary Which
---------------------------------------------------------
Acquired the Security Being Reported on by the Parent Holding
-------------------------------------------------------------
Company:
--------
Not applicable.
Item 8. Identification and Classification of Members of the Group:
----------------------------------------------------------
Not applicable
Item 9. Notice of Dissolution of Group:
-------------------------------
Not applicable.
Item 10. Certification:
--------------
Not applicable.
Page 4 of 5 pages
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CUSIP No. 829909 10 0 13G Page 5 of 5 Pages
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SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
Dated: February 8, 1999.
TRACTEBEL
Societe Anonyme
By: /s/ Ph. Soumoy
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Ph. Soumoy
Financial Manager
By: /s/ E. Van Innis
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E. Van Innis
Director
Page 5 of 5 pages