C21B13/085 - CPC Classification Index

ClassID:

118776 ⎘

C21B13/085 - CPC Classification

Classification description:

Making spongy iron or liquid steel, by direct processes in rotary furnaces wherein iron or steel is obtained in a molten state

Recent Application in this class:

20240191316

2024-06-13

Pyrometallurgical Method for Recycling Shredded Material of Waste from the Production of New and Defective or End-of-Life Batteries for Electric Vehicles or Portable Li-Ion Batteries

20230121974

2023-04-20

METHOD AND APPARATUS FOR MANUFACTURING STEEL USING ROTARY GENERATED THERMAL ENERGY

20130264753

2013-10-10

Process and plant for producing char and fuel gas

20110154949

2011-06-30

Method for operating a furnace and device for carrying out the method

20100263487

2010-10-21

Process and plant for producing char and fuel gas