Toutes les offres dans un rayon de 50 km de Saint-Louis

 Fig. 3 is a B B sectional view of fig. 2. Fig. 4 is a schematic view of a portion of a drill bit in an embodiment of that present invention. Fig. 5 is a schematic view of a body...

Original title: Chuanneng Power: The main road works of the mine road of Lijiagou Mining and Dressing Project have been fully completed. According to the record of investor relatio...

 what is the boiling point range of solvents, and whether these solvents are flammable, explosive or toxic and harmful. After determining the experimental requirements and the type...

Its advantages and disadvantages are as follows: 1. Ultrasonic extraction Ultrasonic cavitation accelerates the leaching of plant useful components. Advantages: short extraction ti...

Original Title: Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA Short-path distillation, "short path" refers to a shorter distance, in a broad se...

Original title: The leading enterprises of evaporation and crystallization in China are all here! See enough of Shanghai in August In the report of the Nineteenth National Congress...

In addition to the unique shape memory function, shape memory alloy also has the excellent characteristics of wear resistance, corrosion resistance, high damping and superelasticit...

In addition to the unique shape memory function, shape memory alloy also has the excellent characteristics of wear resistance, corrosion resistance, high damping and superelasticit...

 and has won the patent of utility model in China. Titanium has high corrosion resistance,Titanium 6Al4V wire, with 15 layers of precious metal oxides combined with 20000000 AI ope...

Original title: X6CrAl13 Density Grade: X6CrAl13 Number: 1.4002 Classification: Ferritic stainless steel Density: 7.7g/cm3 Standard EN 10088-2:2005 Stainless Steel. Corrosion resis...

 Although the welded pipe factories in China have been put into production one after another and the output of welded pipes has increased year by year, the main domestic pipe manuf...

Original Title: GH1015 (GH15, GR5) Superalloy Plate | Pipe | Strip GH1015 I. Introduction of GH1015: GH1015 is a FE-NI-CR based solution strengthened wrought superalloy, which is u...