4-aminodiphenylamine Preparation Patent Award
The anti-wear tile is mainly used on the windward side of the heating surface pipes such as the superheater, reheater, economizer, and water-cooled wall pipes of the boiler, as well as the induced draft fan (the amount is very small). Wind surface, reduce pipe wear and increase the service life of heating surface pipes. In the general industry, it is mostly called "anti-wear tile" and "anti-wear cover plate". Anti-abrasion tiles are special accessories for boilers. Generally, they are mostly used in power station boilers, and are used less in small boilers. Lined With High Chromium Bimetal Composite Pipe,Bimetallic Lined With High Chrome Alloy Pipe,Bimetal Wear-Resisting Compound Pipe,Bimetallic Clad Pipe Jiangsu Jianghe Machinery Manufacturing Co., Ltd. , https://www.jhceramiclinedpipe.com
Shandong Shengao Chemical Industry Co., Ltd. is an important rubber additive production base in China. The new method of nucleophilic aromatic rings replacing hydrogen and the new method of liquid hydrogen catalytic hydrogenation The successful development of a new process for the continuous preparation of RT accompany was a pioneering activity in China's rubber chemicals production industry. It directly promoted the upgrading of product quality in the rubber tire industry and ended its use. The anti-aging agent for radial tires relies on imports, which has a positive effect on the formulation and revision of new technical standards for rubber chemicals in China.
It is understood that this invention has applied for patents in the United States, Europe, India, Japan, South Korea and Canada since 2004. At present, the company has 10 domestic invention patents, 2 utility model patents, 8 international invention patents, and a number of patents that have passed the European Patent Office's examination and have entered the national examination and approval stage.