Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 204/84
Name: Chemistry: electrical and wave energy >
Description:


Sub-classes under this class:

Class Number Class Name Patents
204/ Processes and products 0
204/ Apparatus (204/193) 0
204/193 Apparatus 111
204/900 Effecting a change in isomerization by wave energy 22
204/901 Effecting a color change by wave energy 10
204/902 Production of desired compound by wave energy in presence of a chemically designated nonreactant chemical treating agent (excluding water, chloroform, carbon tetrachloride, methylene chloride or benzene) 9
204/DIG.12 Electrochemical machining 4
204/DIG.13 Purification and treatment of electroplating baths and plating wastes 162
204/DIG.3 Auxiliary internally generated electrical energy 63
204/DIG.4 Electrolysis cell combined with fuel cell 68
204/DIG.5 Magnetic plus electrolytic 42
204/DIG.6 Unusual non-204 uses of electrolysis 27
204/DIG.7 Current distribution within the bath 148
204/DIG.8 Ac plus dc 28
204/DIG.9 Wave forms 142


Patents under this class:

Patent Number Title Of Patent Date Issued



 
 
  Recently Added Patents
Switching device
Method and apparatus for managing and displaying contact authentication in a peer-to-peer collaboration system
Lighting kit
Killer whale life vest
Write once read only memory employing charge trapping in insulators
Ranked presentation of user-interface display elements in a user-interface skin
FM transmitter for portable audio device
  Randomly Featured Patents
Method and a device for sensorless control of a reluctance motor
Flip-flop insertion method for global interconnect pipelining
Coated shaped articles and method of making same
State detecting device for load element receiving load of working fluid and state detecting device for fluid pressure control circuit
Magnetic color video recording and reproducing system with color killer circuit
Shoe tap protectors
Giant magnetoresistive cobalt oxide compounds
Mechanical shaft seal
Television receiver
Safety cap