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Class Information
Number: 159/6W
Name: Concentrating evaporators >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
159/1.1	Miscellaneous	8
159/16.1	Gaseous blast or current	141
159/17.1	Multiple effects	88
159/2.1	Superheating and pressure release	123
159/21	Combined closed and open pans	1
159/22	Closed evaporating chambers	27
159/3	Spray type	45
159/32	Open pans	11
159/42	Strainers or skimmers	16
159/43.1	Fluid feed or discharge devices	117
159/45	Apparatus for graining and separating crystals	61
159/46	Preliminary heaters and heat economizers	77
159/47.1	Processes	316
159/5	Film type	29
159/900	Using vibratory force	16
159/901	Promoting circulation	133
159/902	Using natural heat	8
159/905	Sewage treatment	28
159/906	Wick	22
159/DIG.1	Electric heat	26
159/DIG.10	Organic	96
159/DIG.11	Biologicals	6
159/DIG.12	Radioactive	67
159/DIG.13	Scale	53
159/DIG.14	Soap	6
159/DIG.15	Special material	86
159/DIG.16	Vacuum	200
159/DIG.17	Two liquids	6
159/DIG.18	Accumulator	2
159/DIG.19	Acid	38
159/DIG.2	Entrainment	27
159/DIG.20	Additive	28
159/DIG.21	Coating	13
159/DIG.22	Condensate flashing	8
159/DIG.23	Cooling	19
159/DIG.24	Critical	1
159/DIG.25	Decant, press, centrifuge	12
159/DIG.26	Electric field	32
159/DIG.27	Micropores	64
159/DIG.28	Porous member	57
159/DIG.29	Pebble bed	3
159/DIG.3	Fluidized bed	31
159/DIG.30	Desuper heating	4
159/DIG.31	Deaeration	9
159/DIG.32	Indirect heat exchange	43
159/DIG.33	Two liquids, one a heat carrier	13
159/DIG.34	Caustic	9
159/DIG.35	Viewports, peepsights, and sightglasses	2
159/DIG.36	Rabbled hearth	1
159/DIG.37	Ported	3
159/DIG.38	Seed	8
159/DIG.39	Power plant	8
159/DIG.4	Foam	19
159/DIG.40	Pumps	47
159/DIG.41	Removable units	31
159/DIG.42	Seals	34
159/DIG.5	Freezing	6
159/DIG.6	Infrared	12
159/DIG.7	Magnetic coupling	5
159/DIG.8	Multieffect or multistage	99
159/DIG.9	Two liquids dried simultaneously	4