Photography Auxillary Processes TRIZ Cases

Vacuum heating electrolytically refined tin with controlled carbon to reduce oxygen below 10 ppb.

Bottom extraction circulation prevents slime pile formation at tank bottoms, raising gold leaching rates above 95 percent.

Narrow slots in prebaked anodes enable effective gas drainage, reducing back reactions and energy consumption.

Thiourea ion exchange resin selectively removes cadmium from hydrometallurgical solutions, avoiding thiourea elution contamination and reducing reagent costs.

Segments chlorine production into separate electrolysis and acidification streams to prevent bromine contamination without energy-intensive distillation.

Solid-state electrolysis using a horizontal cathode separates near-pure lead from battery paste, eliminating high-temperature smelting energy costs.

Small molecular betaine serves as a leaching agent to promote positive ion exchange and directional migration of rare earth ions under an electric field.

An electrochemical cell reduces suspended metal oxide particles to pure metal using a specific cathode and anode configuration.

A desalination system uses low-frequency alternating current electrolysis to separate water vapor from brine.

Integrated manifold and tube ceramic modules generate high-pressure oxygen while eliminating spherical joint leakage.

Concentrated salts form oppositely charged complexes while a polyelectrolyte coating tunes selectivity, achieving high purity recovery of cobalt and nickel.

Spaced conducting segments in an ion-permeable screen delay dendrite growth, preventing short circuits and reducing maintenance costs.

A metal catalyst forms on a conductor via electrochemical reduction using electron mediators to transfer charge across an insulator.

Heated surfaces and pressurized hoses bond thermoplastic profiles to electrode plates, preventing premature loosening from shrinkage.

Monoalkyl phosphate ester extractant selectively removes iron from copper electrowinning electrolyte solutions.

Manganese oxide coated electrodes replace toxic acid processes, reducing corrosion and enabling scalable lithium extraction from seawater.

A molten salt electrowinning process deposits titanium metal on an insoluble cathode using a Group 1 element oxide and boron oxide electrolyte mixture.

Maintain low dissolved oxygen and specific anode potential to suppress silver concentration in the electrolyte, preventing noble metal loss.

Electrolytic deposition creates silver dendrites, reducing production complexity and cost for sterilization applications.

A method extracts aluminum ions from aqueous solution into an organic phase for electrodeposition.

Electrochemical leaching extracts rare earth elements from alloy anodes, bypassing energy-intensive pyrometallurgical roasting.

An electrochemical reactor dissolves iron ore into Fe ions and reduces them at a cathode to produce pure metal.

Aqueous ammonium chloride leaching dissolves copper from sulfide minerals at controlled temperatures.

Laser irradiation triggers photothermal decomposition of the adhesive, resolving high-temperature resistance versus delamination ease contradictions.

Parallel resistors on an anodic panel limit short circuit current to protect the electrode from dendritic damage.

Voltage reduces volatile oxide to deposit nano-sized electrocatalytic particles on the electrode surface.

Calcium and polyacrate additives form protective films on metal surfaces, preventing redox corrosion and scaling in portable electrolysis cells.