0000891092-04-001586 8-K 3 20040322 5 7 20040408 PERMA FIX ENVIRONMENTAL SERVICES INC 0000891532 4955 581954497 DE 1231 8-K 34 001-11596 04723701 1940 NORTHWEST 67TH PLACE SUITE A GAINESVILLE FL 32653 3523734200 1940 NW 67TH PL SUITE A GAINESVILLE FL 32653 8-K 1 e17416_8k.txt FORM 8-K EX-5.1 3 e17416ex5_1.txt PURCHASE AND SALE OF ASSETS AGREEMENT EX-5.2 4 e17416ex5_2.txt PURCHASE AND SALE OF ASSETS AGREEMENT