Definitions

1. verb

to remove coking from coal or coke, especially to make it more reactive or to improve its quality

“The coal was decoked to prepare it for use in the blast furnace.”

2. noun

the act of removing coking from coal or coke

“The decoke operation was essential to producing high-quality steel.”

3. verb, transitive

to treat coal or coke to remove impurities or to improve its reactivity

“The coal was decoked with a chemical to enhance its combustion properties.”