8-K 1 form8k.htm FORM 8-K form8k.htm

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): August 23, 2010



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 14d-2(b) 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 Events

On August 23, 2010, Frontier Oil Corporation provided an update on the Cheyenne Refinery crude unit that was shut down due to a fire experienced on July 28, 2010. Repairs on the crude unit have been completed.  The Company anticipates resuming throughput and production later this week and will provide an update at that time, including estimated quarterly throughput rates and repair costs.  The accelerated maintenance on the naphtha reformer and diesel hydrotreater have also been completed, and these units will resume normal operations along with the crude unit.

A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.

Item 9.01.
Financial Statements and Exhibits

Exhibit
Number
  
Description
99.1
  
Press release issued by Frontier Oil Corporation on August 23, 2010.

 
 
 

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: /s/ Doug S. Aron
  
 
Doug S. Aron
  
 
Executive Vice President - Chief Financial Officer
  
     
Date: August 25, 2010