Times Mirror reported that it has completed the previously announced reincorporation of the company in Delaware, which was approved by shareholders at a special meeting last month . . . Eastman Kodak said that Estek, a newly formed division of its Eastman Technology subsidiary, will begin making equipment used in the manufacture of semiconductors . . . DH Technology of Sunnyvale, Calif., reported that it will consolidate operations over the next several months and establish a manufacturing facility in Tijuana . . . The Interior Department reported that it has canceled for lack of interest a planned sale of oil and gas leases in federal waters off Alaska planned for April, 1988 . . . The Investment Company Institute reported that assets of the nation's 366 money-market mutual funds rose $54.7 million in the week ended Feb. 28.