Global Patent Index - EP 2874971 A1

EP 2874971 A1 20150527 - SETTING AND HARDENING ACCELERATORS IN POWDER FORM FOR SPRAYED CONCRETE

Title (en)

SETTING AND HARDENING ACCELERATORS IN POWDER FORM FOR SPRAYED CONCRETE

Title (de)

ABBINDE- UND HÄRTUNGSBESCHLEUNIGER IN PULVERFORM FÜR SPRITZBETON

Title (fr)

ACCÉLÉRATEURS DE PRISE ET DE DURCISSEMENT EN POUDRE POUR BÉTON PULVÉRISÉ

Publication

EP 2874971 A1 20150527 (EN)

Application

EP 13744457 A 20130711

Priority

  • IT MI20121255 A 20120718
  • EP 2013064701 W 20130711

Abstract (en)

[origin: WO2014012844A1] The present invention relates to powder accelerators for sprayed concrete or mortars which promote very high mechanical strengths, in particular at the beginning of curing time

IPC 8 full level

C04B 28/04 (2006.01); C04B 40/00 (2006.01)

CPC (source: EP)

C04B 28/04 (2013.01); C04B 40/0042 (2013.01); C04B 2103/10 (2013.01); C04B 2111/00155 (2013.01)

Citation (search report)

See references of WO 2014012844A1

Citation (examination)

  • FR 2142647 A1 19730202 - GRUPUL IND CHIMIE [RO]
  • CHEMICAL ABSTRACTS, CHEMICAL ABSTRACTS SERVICE (C A S), US, 24 August 1992 (1992-08-24), XP000375883, ISSN: 0009-2258

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI 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 state (EPC)

BA ME

DOCDB simple family (publication)

WO 2014012844 A1 20140123; EP 2874971 A1 20150527; IT MI20121255 A1 20140119; JP 2015522516 A 20150806

DOCDB simple family (application)

EP 2013064701 W 20130711; EP 13744457 A 20130711; IT MI20121255 A 20120718; JP 2015522044 A 20130711