Compositions – Water-softening or purifying or scale-inhibiting agents – Packages or heterogeneous arrangements
Reexamination Certificate
2006-02-21
2006-02-21
Hruskoci, Peter A. (Department: 1724)
Compositions
Water-softening or purifying or scale-inhibiting agents
Packages or heterogeneous arrangements
C210S728000, C210S906000, C252S181000
Reexamination Certificate
active
07001534
ABSTRACT:
Compositions including pellets of alum, a smectite mineral material, and optionally sodium or calcium carbonate, that can be delivered to a phosphate impoundment located at or near the bottom of a body of water. The pellets of alum, smectite mineral material and optionally sodium or calcium carbonate are dropped in a body of water, and the alum is released over time, as the pellet descends to the bottom of the body of water.
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Abstract No. JP 54041924 A dated Apr. 3, 1979, entitled Lightweight Inorganic Aggregate Made by Thermal Foaming—from Alum, Slaked Lime, Alkali Borate, Phosphate or Aluminum Hydroxide Added to Siliceous Material, Bentonite and Alkali Silicate.
Gray Steven Reed
Harvey Robert A.
Landis Charles R.
Oaks Danny
Rothermel Ricky P.
Halliburton Energy Service,s Inc.
Haynes & Boone, L . L. P.
Hruskoci Peter A.
Roddy Craig W.
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