Shell Unified Promise Phoenix Strategic Critical Period

2014 was fleeting and the “Phoenix Strategy” implemented by Shell from 2012 was in the critical period of the overall plan. In the past three years, Shell has consistently implemented a deep-going and methodical corporate strategy, focusing on the five modules of “Corporate

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The historical development of flotation

Flotation emerged as an industrial-scale beneficiation method, which was around the end of the 19th century abroad. Its development mainly goes through the following stages. First, the full oil flotation method According to the different lipophilicity and hydrophilicity of various minerals, a lar

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Detailed plastic materials for medical products

The materials used in medical plastic products are various, mainly based on biomedical materials. It is a synthetic polymer material with certain biocompatibility. These materials have special performance and special functions, and can be used in the fields of human orga

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