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 earliest event reported): December 17, 2007
FRONTIER OIL CORPORATION
(Exact name of registrant as specified in its charter)
Wyoming | 1-7627 | 74-1895085 |
(State or other jurisdiction of incorporation or organization) | (Commission File Number) | (I.R.S. Employer Identification No.) |
| | | |
10000 Memorial Drive, Suite 600 Houston, Texas | | 77024-3411 |
| (Address of principal executive offices) | | (Zip Code) |
| | | |
| | | |
Registrant's telephone number, including area code: (713) 688-9600 |
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. below):
o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.14d-2(b))
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 8.01. | Other Material Events |
On December 17, 2007, Frontier Oil Corporation (“Frontier”) announced that it experienced a fire in the delayed coking unit (coker) at its Cheyenne Refinery Saturday evening, December 15, 2007. Two Frontier employees sustained minor injuries while fighting the fire. Refinery personnel continue to assess the damage, but preliminary estimates indicate the coker outage will be less than 30 days. The Company expects to run the crude unit at reduced rates during the coker outage. When available, the Company will post updated throughput estimates and damage/outage assessments under the investor relations section of its website at www.frontieroil.com.
The press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference into this Item 8.01.
Item 9.01. | Financial Statements and Exhibits |
Exhibit Number | Description |
| 99.1 | Frontier’s press release dated December 17, 2007. |
SIGNATURES
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.
| | FRONTIER OIL CORPORATION | |
| | | |
| | | |
| | By: | |
| | Michael C. Jennings | |
| | Executive Vice President - Chief Financial Officer | |
| | | |
| Date: December 17, 2007 | | |
