WO 2020/159536 A1

Moisture management in vertical roller mills

(22) 01.02.2019

(43) 06.08.2020

(57) Disclosed are exemplary method and system for manufacturing cement in a vertical roller mill (VRM) using humidity sensor readings. This enables adjustment of operational variables such as material feed, water, grinding additives, air flow, temperature, and their combinations. Exemplary embodiments allow manufacturers to predict and to improve cement properties, such as strength and setting time, by monitoring and managing humidity of air in the VRM and/or its air flow system.

(71) GCP Applied Technologies Inc., 62 Whittemore Ave., Cambridge, MA 02140 (US)

(84) ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)

x

Related articles:

Issue 2020-5-6 WO 2020/042679 A1

Multi-roller vertical cement roller mill having alternately standby grinding rollers

(22) 31.08.2018 (43) 05.03.2020 (57) A multi-roller vertical cement roller mill (20) having alternately standby grinding rollers, being used for milling materials, and comprising: a grinding disk (5)...

more
Issue 2010-7-8

Vertical roller mill for Lixhe

Heidelberg Cement Benelux contracted to Gebr. Pfeiffer AG for an MPS 225 BK vertical roller mill for coal grinding which will be set up at its Lixhe works in Belgium. The mill, which will replace a...

more
Issue 2019-7-8 GEBR. PFEIFFER SE

Pfeiffer ready2grind plant concept now also in North Africa

Algematco Steel, a company of the Rahmoune Group, opts for the Pfeiffer vertical mill in the Relizane plant. Due to the continued success of Pfeiffer MVR vertical roller mills in the Algerian cement...

more
Issue 2020-9 WO 2020/083304 A1

Fine material synergetic calcination type rotary kiln graded calcination system

(22) 23.10.2019 (43) 30.04.2020 (57) Disclosed is a rotary kiln graded calcination system for the co-calcination of fine materials, the system comprising a pre-heater (1), a transfer chute (2), a...

more
Issue 2013-02

Vertical roller mill to northern Iraq

Sinoma (Suzhou) Construction Co. Ltd., acting as General Contractor, again placed an order for an MPS 5000 B vertical roller mill for raw material grinding at Gebr. Pfeiffer SE. The grinding plant...

more