Webcast Alert: Lyondell Chemical Company Announces Fourth-Quarter 2004 Teleconference Schedule

HOUSTON, Dec. 3 /PRNewswire-FirstCall/ -- Lyondell Chemical Company (NYSE: LYO) announced the following schedule and contact information for its fourth-quarter earnings release and teleconference:

     Earnings Release:     February 3, 2005
8:30 a.m. Eastern Time
By PR Newswire distribution and Lyondell web site
at http://www.lyondell.com/earnings .
Teleconference:       February 3, 2005
11:30 a.m. Eastern Time
Hosted by Doug Pike, Vice President, Investor
Relations, and Kevin DeNicola, Senior Vice
President and Chief Financial Officer.
Listen-only mode via telephone and Internet
broadcast on Lyondell's web site at
http://www.lyondell.com/earnings .
Dial-In Numbers:      U.S. Toll Free: 888-391-2385, Pass Code:  Lyondell
International:  484-644-0641, Pass Code:  Lyondell
Please call 10 to 15 minutes before the scheduled
start of the teleconference.
Web Replay:           Will be available at 2:30 p.m. Eastern Time on
February 3 at http://www.lyondell.com/earnings .
Telephone Replay:     Will be available from 1:30 p.m. Eastern Time
February 3 to 5:00 p.m. Eastern Time on
February 11.
The dial-in numbers are:
United States:  800-216-3058, Pass Code:  5549
International:  402-220-3764, Pass Code:  5549
Related Disclosures:  Reconciliations of non-GAAP financial measures to
GAAP financial measures and any other applicable
disclosures (including the earnings release) will
be available at 11:30 a.m. Eastern Time on
February 3 at http://www.lyondell.com/earnings .

(Minimum requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/default.aspx , and at least a 28.8Kbps connection to the Internet, or the RealPlayer software, downloadable free from http://www.real.com/products/player/index.html , and at least a 28.8Kbps connection to the Internet.)

SOURCE: Lyondell Chemical Company

CONTACT: media, Susan P. Moore, +1-713-309-4645, or investors, Douglas J. Pike, +1-713-309-7141, both of Lyondell Chemical Company

Web site: http://www.microsoft.com/windows/windowsmedia/default.aspx

http://www.real.com/products/player/index.html

Web site: http://www.lyondell.com

http://www.lyondell.com/earnings

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