Petroleum fracturing propping agent and preparation method thereof
CN111851191A
Concrete brick permeates water and road surface of mating formation
CN111960845A
Foamed ceramic material, decorative plate and preparation method
CN111747725A
Foamed ceramic material, decorative plate and preparation method
CN111331710A
Device for preparing building blocks by utilizing urban waste soil
CN111423201A
Light heat-insulating material and preparation method thereof
CN111300601A
Building material forming machine
CN110627389A
Production process of alpha high-strength gypsum
CN110672357A
City spoil sample collection system
CN110606731A
Garden floor tile and preparation method for preparing garden floor tile by using urban waste soil
CN110003749A
A kind of high efficiency photocatalysis coating
CN109678447A
A kind of carbide slag weathering quartzite autoclave aerated concrete building block
CN109678552A
A kind of hollow construction material of energy conservation autoclaved fly ash
CN109721689A
A kind of synthetic method of collapse protective poly-carboxylic acid water reducing agent
CN109504051A
It is a kind of for concrete and the pad pasting of Cement Mortar Used in Capital and preparation method thereof
CN109265194A
It is a kind of to prepare insulating wall material and preparation method thereof using clay
CN109603965A
A kind of screening machine of cities and towns spoir sampling analysis
CN109265079A
A kind of energy-saving environmentally friendly indoor building material
CN109397793A
A kind of energy conservation and environmental protection material and preparation method thereof that flame retardant property is good
CN109370463A
A kind of self-adhesion bituminous cements and preparation method thereof and crack patch that can be Nian Jie with moisture substrate including the self-adhesion bituminous cements
