GB/T 3990-1983
abolished_transferred
YB/T 4998-2022
Active
Industry standards-Black metallurgy
YB/T 4998-2022 Hot Rolled Foam Offline Oil Removal Technology Specification for Oil Slick。
YB/T 4998-2022 Hot Rolled Foam Offline Oil Removal Technology Specification for Oil Slick。
Basic Information
Standard Code:
YB/T 4998-2022
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mineral processing reagents
ICS Name:
Other steel products
Publish Date:
2022-09-30
Implement Date:
2023-04-01
Scope
This document specifies the terms and definitions, principles, process flow, process parameters, and main equipment of offline air flotation oil removal for hot-rolled sludge, as well as technical operation requirements and safety and environmental protection requirements. This document is applicable to offline air flotation oil removal for hot-rolled sludge.
Development Information
Related Standards
GB/T 3991-1983
abolished_transferred
GB/T 3991-1983 Cobalt-coated tungsten carbide composite powders
GB/T 3992-1983
abolished_transferred
GB/T 3992-1983 Nickel-coated chromium composite powders
GB/T 3993-1983
abolished_transferred
GB/T 3993-1983 Nickel-coated copper composite powders
GB/T 11072-1989
Replaced
GB/T 11072-1989 Indium antimonide polycrystal, single crystals and as-cut slices
GB/T 2073-1993
abolished_transferred