18261715. METHOD FOR RECYCLING ALUMINUM ALLOY SCRAP simplified abstract (The Boeing Company)

METHOD FOR RECYCLING ALUMINUM ALLOY SCRAP

Organization Name

The Boeing Company

Inventor(s)

Zhi Sun of Beijing (CN)

Chunwei Liu of Beijing (CN)

Guoyu Qian of Beijing (CN)

Zhi Wang of Beijing (CN)

Hongbin Cao of Beijing (CN)

Pengcheng Yan of Beijing (CN)

METHOD FOR RECYCLING ALUMINUM ALLOY SCRAP - A simplified explanation of the abstract

This abstract first appeared for US patent application 18261715 titled 'METHOD FOR RECYCLING ALUMINUM ALLOY SCRAP

Simplified Explanation

The method described in the patent application involves recycling aluminum alloy scrap through a series of steps including selective oxidation roasting, melting in a refining furnace, online detection of components, addition of metallic copper, copper alloy, magnesium alloy, or zinc alloy, pressure-controlled and oxygen-controlled melting, external-field stirring, filtering, and casting.

• Selective oxidation roasting and washing treatment on aluminum alloy scrap
• Melting uncoated aluminum alloy scrap in a refining furnace to obtain aluminum alloy melt liquid
• Online detection of components and addition of metallic copper, copper alloy, magnesium alloy, or zinc alloy
• Pressure-controlled and oxygen-controlled melting in the refining furnace
• External-field stirring to obtain refining aluminum alloy melt liquid
• Filtering the refining aluminum alloy melt liquid to obtain an aluminum alloy melt with target alloy components
• Casting the aluminum alloy melt

---

1. 1. 1. Potential Applications

This technology can be applied in the recycling industry for efficiently processing aluminum alloy scrap and obtaining high-quality aluminum alloy melts with specific alloy components.

1. 1. 1. Problems Solved

This method solves the problem of effectively recycling aluminum alloy scrap by refining it in a controlled manner to obtain desired alloy components in the final product.

1. 1. 1. Benefits

- Efficient recycling of aluminum alloy scrap - Production of high-quality aluminum alloy melts - Controlled addition of alloy components - Environmentally friendly process

1. 1. 1. Potential Commercial Applications
         1. Recycling Aluminum Alloy Scrap: A Sustainable Solution for High-Quality Aluminum Alloy Production

1. 1. 1. Possible Prior Art

There may be prior art related to methods for recycling aluminum alloy scrap, but specific details would need to be researched to identify any existing technologies or processes.

---

1. 1. 1. 1. Unanswered Questions

1. 1. 1. What are the specific pressure and oxygen levels required for optimal melting in the refining furnace?

The patent application mentions pressure-controlled and oxygen-controlled melting, but the exact parameters for achieving the desired results are not provided.

1. 1. 1. How does the external-field stirring mode contribute to the refining process?

While the patent application mentions the use of an external-field stirring mode, the specific mechanism by which it enhances the refining of the aluminum alloy melt is not detailed.

Original Abstract Submitted

A method for recycling an aluminum alloy scrap includes performing selective oxidation roasting and washing treatment on the aluminum alloy scrap to obtain an uncoated aluminum alloy scrap; melting the uncoated aluminum alloy scrap in a refining furnace to obtain aluminum alloy melt liquid, online-detecting components of the aluminum alloy melt liquid and adding a metallic copper, a copper alloy, a magnesium alloy or a zinc alloy to the aluminum alloy melt liquid according to the requirements of target alloy components, performing pressure-controlled and oxygen-controlled melting through regulating pressure intensity and oxygen partial pressure in the refining furnace and coupling an external-field stirring mode to obtain refining aluminum alloy melt liquid; filtering the refining aluminum alloy melt liquid, to obtain an aluminum alloy melt with the target alloy components; and casting the aluminum alloy melt.