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Class Information
Number: 423/177
Name: Chemistry of inorganic compounds > Treating mixture to obtain metal containing compound > Alkaline earth metal (mg, ca, sr, or ba) > Treating impure carbonate (e.g., oyster shells, etc.) > Calcining > With agitating or at specified temperature
Description: Processes including the step of agitating or vibrating the mixture while it is being heated or in which a particular heating temperature or range thereof is specified.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5824244 |
Lime mud regeneration process |
Oct. 20, 1998 |
| 5711802 |
Heat treatment of lime sludge |
Jan. 27, 1998 |
| 5653948 |
Method for calcining fine limestone powder |
Aug. 5, 1997 |
| 5534234 |
Recovery of manganese from leach solutions |
Jul. 9, 1996 |
| 5380505 |
Production of low sulfur content lime from limestone |
Jan. 10, 1995 |
| 5378319 |
Lime mud calcining using dielectric hysteresis heating |
Jan. 3, 1995 |
| 5354375 |
Lime sludge treatment process |
Oct. 11, 1994 |
| 5260041 |
Method for the calcination of limestone |
Nov. 9, 1993 |
| 5230880 |
Process and device for forming calcium oxide |
Jul. 27, 1993 |
| 4828620 |
Calcination of calcium carbonate and blend therefor |
May. 9, 1989 |
| 4748010 |
Energy conserving limestone calcining system |
May. 31, 1988 |
| 4707350 |
Process and device for the decarbonation of minerals by fluidized bed calcination |
Nov. 17, 1987 |
| 4707467 |
Gas filter |
Nov. 17, 1987 |
| 4382911 |
Hydration of lime |
May. 10, 1983 |
| 4368177 |
Process of producing quicklime by calcining in a rotary kiln |
Jan. 11, 1983 |
| 4321239 |
Method of thermal treatment of a carbonate suspension |
Mar. 23, 1982 |
| 4259081 |
Process of calcining limestone in a rotary kiln |
Mar. 31, 1981 |
| 4226839 |
Activation of calcium oxide as a sorbent |
Oct. 7, 1980 |
| 4220631 |
Process of calcining limestone or hydrated lime in a rotary kiln |
Sep. 2, 1980 |
| 4201750 |
Processing of breunnerite to recover magnesium compounds |
May. 6, 1980 |
| 4098871 |
Process for the production of powdered, surface-active, agglomeratable calcined material |
Jul. 4, 1978 |
| 4076796 |
Carrying out endothermic processes in fast fluidized reactor with conventionally fluidized holding reactor |
Feb. 28, 1978 |
| 4026991 |
Process for stabilizing lime mud |
May. 31, 1977 |
| 3991172 |
Process for the production of reactive calcium oxide |
Nov. 9, 1976 |
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