SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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OMB Number: 3235-0287
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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
HANSLIP HILARY ALAN
(Last) (First) (Middle)
MANOR HOUSE
CHESTER ROAD MERE
(Street)
CHESHIRE WA16 9LG
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
OCTEL CORP [ OTL ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
VP - Human Resources
3. Date of Earliest Transaction (Month/Day/Year)
03/12/2004
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
COMMON STOCK 03/12/2004 03/12/2004 M 1,370 A $0.00 20,087 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 3,479 A $17.13 23,566 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 4,650 A $13.11 28,216 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 1,835 A $0.00 30,051 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 3,130 A $0.00 33,181 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 7,931 A $7.8125 41,112 I HELD BY MR HANSLIPS' ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 20,873 A $7.8125 61,985 I HELD BY MR HANSLIPS' ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 21,017 A $13.275 83,002 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 M 8,982 A $0.00 91,984 I HELD BY MR HANSLIPS' ESTATE FOLLOWING HIS DEATH
COMMON STOCK 03/12/2004 03/12/2004 S 13,667 D $27.0913 78,317 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
OPTIONS $0.00 03/12/2004 03/12/2004 E 245 01/01/2002 12/31/2008 COMMON STOCK 245 $0.00 74,178 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $0.00 03/12/2004 03/12/2004 M 1,370 02/20/2005 02/20/2012 COMMON STOCK 1,370 $0.00 72,808 I HELD BY MR HANSLIPS' ESTATE FOLLOWING HIS DEATH
OPTIONS $17.13 03/12/2004 03/12/2004 M 3,479 02/20/2005 02/20/2012 COMMON STOCK 3,479 $0.00 69,329 I HELD IN MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $13.11 03/12/2004 03/12/2004 M 4,650 03/02/2004 03/01/2011 COMMON STOCK 4,650 $0.00 64,679 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $0.00 03/12/2004 03/12/2004 M 1,835 03/02/2004 03/01/2001 COMMON STOCK 1,835 $0.00 62,844 I HELD IN MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $0.00 03/12/2004 03/12/2004 M 3,130 05/11/2003 05/10/2010 COMMON STOCK 3,130 $0.00 59,714 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $7.8125 03/12/2004 03/12/2004 M 7,931 05/11/2003 05/10/2010 COMMON STOCK 7,931 $0.00 51,783 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $7.8125 03/12/2004 03/12/2004 M 20,873 01/01/2004 05/10/2010 COMMON STOCK 20,873 $0.00 30,910 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $13.275 03/12/2004 03/12/2004 M 21,017 01/01/2003 08/08/2009 COMMON STOCK 21,017 $0.00 9,893 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
OPTIONS $0.00 03/12/2004 03/12/2004 M 8,982 01/01/2002 12/31/2008 COMMON STOCK 8,982 $0.00 911 I HELD BY MR HANSLIP'S ESTATE FOLLOWING HIS DEATH
Explanation of Responses:
bannisterj@octel-corp.com 03/15/2004
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.