ASTM-D4463 › Complete Document History
Standard Guide for Metals Free Steam Deactivation of Fresh Fluid Cracking Catalysts

Complete Current Edition:
   2019 EDITION - Free Steam Deactivation of Fresh Fluid Cracking Catalysts - April 1, 2019

Obsolete Revision Information:
   1996 R13(E1) EDITION - EDITORIALLY CORRECTED - March 15, 2013
   1996 R12(E1) EDITION - EDITORIALLY CORRECTED - July 31, 2012
   1996 R06 EDITION - REAPPROVED IN 2006 - Oct. 1, 2006
   1996 EDITION - METALS FREE STEAM DEACTIVATION - March 10, 1996
   1996 R01 EDITION - REAPPROVED IN 2001 - March 10, 1996
   1991 EDITION - STEAM DEACTIVATION OF FRESH FL - July 15, 1991
   1985 EDITION - STEAM DEACTIVATION OF FRESH FL - Feb. 22, 1985