0000891554-01-503674 DEF 14A 1 20010823 20010727 HUDSON TECHNOLOGIES INC /NY 0000925528 5080 133641539 NY 1231 DEF 14A 34 033-80270-NY 1691105 275 N MIDDLETOWN RD PEARL RIVER NY 10965 8457356000 275 N MIDDLETOWN RD PEARL RIVER NY 10965 REFRIGERANT RECLAMATION INDUSTRIES INC 19940617 DEF 14A 1 d26345_def14a.txt FORM DEF 14A