UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

                Pursuant to Section 13 OR 15(d) of the Securities
                              Exchange Act of 1934

              Date of Report (Date of the earliest event reported)
                                February 22, 2005
                                ----------------

                               NL Industries, Inc.
             ------------------------------------------------------
             (Exact name of Registrant as specified in its charter)

    New Jersey                       1-640                      13-5267260
- -------------------            ------------------            -----------------
  (State or other                 (Commission                  (IRS Employer
  jurisdiction of                  File Number)                 Identification
   incorporation)                                                     No.)

             5430 LBJ Freeway, Suite 1700, Dallas, Texas 75240-2697
          ---------------------------------------------- ------------
               (Address of principal executive offices) (Zip Code)

               Registrant's telephone number, including area code
                                 (972) 233-1700
                                 --------------


              (Former name or former address, if changed since last
                                    report.)

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2):

[   ]   Written communications pursuant to Rule 425 under the Securities Act
        (17 CFR 230.425)

[   ]   Soliciting material pursuant to Rule 14a-12 under the Exchange Act
        (17 CFR 240.14a-12)

[   ]   Pre-commencement   communications   pursuant  to  Rule  14d-2(b)  under
        the  Exchange  Act  (17  CFR  240.14d-2(b))

[   ]   Pre-commencement   communications   pursuant  to  Rule  13e-4(c)  under
        the  Exchange  Act  (17  CFR 240.13e-4(c))


Item 7.01 Regulation FD Disclosure. The registrant hereby furnishes the information set forth in its press release issued on February 22, 2005, a copy of which is attached hereto as Exhibit 99.1 and incorporated herein by reference. The information, including the exhibit, the registrant furnishes in this report is not deemed "filed" for purposes of section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. Registration statements or other documents filed with the Securities and Exchange Commission shall not incorporate this information by reference, except as otherwise expressly stated in such filing. Item 9.01 Financial Statements and Exhibits. (c) Exhibits. Item No. Exhibit Index ---------- ---------------------------------------- 99.1 Press Release dated February 22, 2005 issued by the registrant.

SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. NL INDUSTRIES, INC. (Registrant) By: /s/ A. Andrew R. Louis ---------------------- A. Andrew R. Louis Assistant Secretary Date: February 23, 2005

INDEX TO EXHIBITS Exhibit No. Description - ----------- -------------------------------------------------- 99.1 Press Release dated February 22, 2005 issued by the registrant.

NL INDUSTRIES, INC.                   Contact:      Gregory M. Swalwell
Three Lincoln Centre                                Vice President,  Finance and
5430 LBJ Freeway, Suite 1700                           Chief Financial Officer
Dallas, Texas   75240-2697                          (972) 233-1700
- --------------------------------------------------------------------------------
PRESS RELEASE
- --------------------------------------------------------------------------------

[LOGO GOES HERE]

FOR IMMEDIATE RELEASE



           NL INDUSTRIES, INC. ANNOUNCES INCREASED QUARTERLY DIVIDEND


         DALLAS,  TEXAS - February 22, 2005 - NL  Industries,  Inc.  (NYSE:  NL)
announced  that its board of  directors  has declared an increase of its regular
quarterly  dividend  to  twenty-five  cents per share on its common  stock.  The
dividend  will be paid in the form of  common  stock of Kronos  Worldwide,  Inc.
(NYSE:  KRO) owned by NL,  valued  based on the  closing  sales  price of Kronos
Worldwide common stock on February 18, 2005 of $45.58 per share. The dividend is
payable on March 29, 2005 to  shareholders of record at the close of business on
March 14, 2005.  Shareholders  will receive cash in lieu of fractional shares of
Kronos Worldwide common stock.

         NL  Industries,  Inc. is engaged in the component  products  (precision
ball bearing slides,  security products and ergonomic computer support systems),
titanium dioxide pigments and other businesses.

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