US 2022/0274287 A1

Cement premixer, a device for producing a concrete mixture and a method for producing a cement suspension

(22) 29.07.2020

(43) 01.09.2022

(57) A cement premixer includes a treatment container having a treatment space.
The treatment container has a side wall and a bottom, and at least one stirring unit at least partially projecting into the treatment space. The stirring unit is
connected to a shaft having an axis of
rotation. At least one ultrasonic probe projects at least partially into the treatment space. At least one ultrasonic
oscillator applies ultrasound to the at least one ultrasonic probe. The cement premixer has at least one first intro-duction opening for the supply of cement and an outlet for the flow supply line for feeding a cement suspension provided by the cement premixer into a concrete-mixing device.

(71) Sonocrete GmbH, Cottbus (DE)

Issue 5/2022 US 2022/0153642 A1

Wastewater treatment system and method for producing sludge for cement manufacturing

(22) 31.01.2022 (43) 19.05.2022 (57) A wastewater treatment system, including a wastewater phase-separation device, may be used to combine at least one primary treatment chemical and wastewater to...

Issue 3/2021 WO 2021/017515 A1

Cement clinker grinding implementation equipment, stirring device thereof and cement grinding system

(22) 01.04.2020 (43) 04.02.2021 (57) A cement clinker grinding implementation equipment, a stirring device thereof, and a cement grinding system, the cement clinker grinding implementation equipment...

Issue 7/2021 WO 2021/148266 A1

Device and method for producing cement clinker

(22) 11.01.2021 (43) 29.07.2021 (57) The present invention relates to a device for the production of cement clinker, said device comprising a preheater (50), a calciner (60) and a cooler (70). Said...

Issue 6/2022 US 2022/0184848 A1

Pretreatment mixing and stirring device, gypsum slurry manufacturing apparatus, building board manufacturing apparatus, pretreatment calcined gypsum manufacturing method, gypsum slurry manufacturing method, building board manufacturing method

(22) 14.04.2020 (43) 16.06.2022 (57) A pretreatment mixing and stirring device, arranged at a stage prior to a slurry formation mixing and stirring device which forms a gypsum slurry by kneading a...

Issue 3/2016 WO 2016/011513 A1

Method and device for producing lightweight gypsum and cement panels

(22) 10.07.2015 (43) 28.01.2016 (57) A method and device for producing lightweight panels with a core of gypsum or of cement and gypsum, with pores for decreasing volumetric weight, and with a...

ZKG 7/2022