Filtration washing and drying three-in-one design principle sharing
Time of Update: 2022-10-13
The crystalline suspension containing the drug crystal is first filtered, so that the crystal and the mother liquor solids are separated, and the filter cake layer is obtained, and then the filter cake is soaked or rinsed a certain number of times by spraying the washing liquid with the washing device.
Inner Mongolia Shenma Jianyuan 1.2 million tons of refined adipic acid phase I project started construction
Time of Update: 2022-09-20
It is reported that Henan Pingmei Shenma Group has a complete coal-based nylon chemical industry chain, combined with the rich resource advantages of Inner Mongolia Jianyuan Group such as coal coke, hydrogen, steam, etc.
Yizheng Chemical Fiber's sixth meltblown cloth production line was successfully put into operation
Time of Update: 2022-08-23
5 million masks per day At 15:00 on April 22, Yizheng Chemical Fiber's sixth meltblown cloth production line with an annual output of 500 tons was successfully put into operation, which can produce the core material of 1.
Yizheng Chemical Fiber's second meltblown cloth production line was put into operation ahead of schedule
Time of Update: 2022-08-22
It is equivalent to the core raw material for the production of more than 20 million masks Following the successful production of Yizheng Chemical Fiber's first meltblown cloth production line with an annual output of 500 tons on March 29, on March 31, the second meltblown cloth production line with an annual output of 500 tons was successfully put into operation at one time, which was put into production earlier than the specified completion time.
How to do the daily maintenance of the full temperature shaking incubator
Time of Update: 2022-08-20
falling into the motor and exposed refrigeration components on the compressor; clean the dust and dirt on the compressor and condenser; check the fuses, control elements and fastening screws .
NeuroImage: The effect of wearing a mask on fMRI BOLD
Time of Update: 2021-07-28
The figure above shows the activation results of sensorimotor tasks and air switch areas by a single subject with and without masks .
Academician Xu Jianguo: The new coronavirus refreshes our understanding of SARS and other viruses
Time of Update: 2021-04-24
Some literature reports pointed out that the time to peak viral load in nasopharyngeal swabs of patients with new crown is shorter than that of SARS virus.
The walls of the house are beginning to crack and can be treated in this way
Time of Update: 2021-03-08
If the workers in the decoration of the grass-roots treatment is not clean, it will cause after brushing latex paint for a period of time after the wall peeling, cracking.
Plan ahead to see how other people's paint dealers open up the market
Time of Update: 2020-09-13
China Paint Network News: No do not want to "make a lot of money" business owners and distributors, however, in the paint industry, along with the new economic normal and the property market downtu