EP 3 415 296 A1

Gypsum-based board manufacturing apparatus

(22) 06.02.2017

(43) 19.12.2018

(57) Provided is a gypsum-based board producing apparatus including: a mixer configured to prepare a gypsum slurry; a foaming apparatus; and a pump configured to convey foam generated by the foaming apparatus to the mixer, wherein the pump is a positive displacement pump.

(71) Yoshino Gypsum Co., Ltd. Chiyoda-ku, Tokyo 100-0005 (JP)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES Fl FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR; Designated Extension States: BA ME; Designated Validation States: MA MD

Issue 7/2021 AU 2021205019 A1

A system for providing a continuous stream of foamed cement product and a mixing and pump apparatus, system and an associated method for providing a stream of foamed cement material

(22) 13.07.2021 (43) 12.08.2021 (57) A system for providing a continuous stream of foamed cement product and a mixing and pump apparatus, system and an associated method for providing a stream of...

Issue 12/2016 EP 3 085 506 A1

Mixer, mixing method, and method for producing lightweight gypsum board

(22) 17.11.2014 (43) 26.10.2016 (57) [Object] Behavior of a flow of foam or foaming agent ejected to a gypsum slurry can be stabilized, and a relatively large amount of foam or foaming agent can be...

Issue 3/2023 WO 2023/016934 A1

Self-foaming gypsum compositions

(22) 05.08.2022 (43) 16.02.2023 (57) A dry gypsum composition, in particular for preparing foamed gypsum compositions, comprises: a) 10 - 50 wt.% of a gypsum based binder; b) 30 - 60 wt.% of...

Issue 06/2025 WO 2025/127743 A1

Methods for producing gypsum and sodium bicarbonate with controlled particle size - using sodium sulfate and apparatus for producing sodium bicarbonate

(22) 16.12.2024 (43) 19.06.2025 (57) The present invention relates to methods for producing gypsum and sodium bicarbonate with controlled particle size using sodium sulfate, and an apparatus for...

Issue 11/2017 PL1718445 (T3)

Swinging agitator for a gypsum calcining apparatus and the like

(22) 10.02.2005 (43) 30.06.2017 (57) Summary of corresponding patent WO2005092583 (A1): An agitation mechanism for a gypsum processing apparatus which includes a housing (12) having a top wall, a...

ZKG 3/2019