Electrolytic Patents (Class 204/194)
- Fault testing of sensor or component (Class 204/401)
- Regeneration or activation (Class 204/402)
- Biological material (e.g., microbe, enzyme, antigen, etc.) analyzed, tested, or included in apparatus (Class 204/403.01)
- Corrosion (Class 204/404)
- Titration (Class 204/405)
- With significant electrical circuitry or nominal computer device (Class 204/406)
- With significant display or analytical device (Class 204/407)
- With means for temperature or pressure compensation (Class 204/408)
- With means providing specified-flow condition or flow-path (Class 204/409)
- Three or more electrodes (Class 204/412)
- Liquid electrode, e.g., Hg, Na, etc. (Class 204/413)
- Gel electrolyte (Class 204/414)
- Selectively permeable membrane (Class 204/415)
- Ion-sensitive electrode (Class 204/416)
- Solid electrolyte (Class 204/421)
- Moisture absorbing electrolyte (Class 204/430)
- Gas sensing electrode (Class 204/431)
- Measuring carbon or pH (Class 204/433)
- Involving plating, coating or stripping (Class 204/434)
- Standard reference electrode (Class 204/435)
- With control means responsive to sensed condition (Class 204/196.02)
- With programmed, cyclic, or time responsive control means (Class 204/196.05)
- With measuring, testing, or sensing means (Class 204/196.06)
- With gas or vapor removing or treating means (Class 204/196.08)
- Plural cells used or protected (Class 204/196.09)
- Internal battery (Class 204/196.1)
- Resistor or impedance in series between power supply and object (Class 204/196.26)
- Alternative energy supply (e.g., solar panel, thermoelectric or piezoelectric power supply, etc.) (Class 204/196.27)
- Rotating electrode (Class 204/196.28)
- Magnetic mounting means (Class 204/196.29)
- Rigid anode with rigid support (Class 204/196.3)
- Flexible cable, chain, or wire anode or support (Class 204/196.33)
- Earth grounded object or protection means (Class 204/196.36)
- Vessel protected (e.g., steam boiler, etc.) (Class 204/196.37)
- Anode contains precious metal or free carbon (Class 204/196.38)
- Work conveyer (Class 204/198)
- Continuous strip or filament electrode (Class 204/206)
- Rotary (Class 204/212)
- Liquid electrode (Class 204/219)
- Electrode oscillator, reciprocator or agitator (Class 204/222)
- Localized area applicators (Class 204/224R)
- Electrode feeding or withdrawal means (Class 204/225)
- Fluid level sensing means (Class 204/228.2)
- Fluid flow sensing means (Class 204/228.3)
- Fluid pressure sensing means (Class 204/228.4)
- Electrolyte property sensing means (e.g., temperature, concentration, pH, conductivity, etc.) (Class 204/228.6)
- Workpiece property sensing means (e.g., mass, coating thickness, etc.) (Class 204/228.7)
- Workpiece presence, position, or movement sensing means (Class 204/228.8)
- Having auxiliary electrode (Class 204/228.9)
- And programmed, cyclic, or time responsive control means (Class 204/229.2)
- Fused bath (Class 204/243.1)
- Internal battery (Class 204/248)
- Liquid electrode (Class 204/250)
- Diaphragm type (Class 204/252)
- Plural cells (Class 204/267)
- Portable (Class 204/271)
- Concentrically arranged electrodes (Class 204/272)
- With agitator (Class 204/273)
- With heater or cooler (Class 204/274)
- With feeding and/or withdrawal means (Class 204/275.1)