(19)
(11) EP 3 908 559 A1

(12)

(43) Date of publication:
17.11.2021 Bulletin 2021/46

(21) Application number: 20737936.3

(22) Date of filing: 08.01.2020
(51) International Patent Classification (IPC): 
C04B 7/13(2006.01)
C04B 14/14(2006.01)
C04B 40/00(2006.01)
 C04B 14/06(2006.01)
C04B 18/14(2006.01)
(52) Cooperative Patent Classification (CPC):
Y02P 40/10; Y02W 30/91; C04B 38/10; C04B 40/0042; C04B 28/02; C04B 28/04; C04B 28/006; C04B 28/32
 
C-Sets:
  1. C04B 28/02, C04B 14/10, C04B 14/14, C04B 14/16, C04B 14/18, C04B 14/24, C04B 14/28, C04B 18/021, C04B 18/025, C04B 18/0409, C04B 18/0481, C04B 18/08, C04B 18/14, C04B 18/141, C04B 18/142, C04B 18/146, C04B 18/165, C04B 20/0076, C04B 20/008, C04B 40/0046, C04B 2103/0088;
  2. C04B 28/006, C04B 14/10, C04B 14/14, C04B 14/16, C04B 14/18, C04B 14/24, C04B 14/28, C04B 18/021, C04B 18/025, C04B 18/0409, C04B 18/0481, C04B 18/08, C04B 18/14, C04B 18/141, C04B 18/142, C04B 18/146, C04B 18/165, C04B 20/0076, C04B 20/008, C04B 40/0046, C04B 2103/0088;
  3. C04B 28/32, C04B 14/10, C04B 14/14, C04B 14/16, C04B 14/18, C04B 14/24, C04B 14/28, C04B 18/021, C04B 18/025, C04B 18/0409, C04B 18/0481, C04B 18/08, C04B 18/14, C04B 18/141, C04B 18/142, C04B 18/146, C04B 18/165, C04B 20/0076, C04B 20/008, C04B 40/0046, C04B 2103/0088;
  4. C04B 40/0042, C04B 14/14, C04B 14/16, C04B 14/18, C04B 14/22, C04B 14/28, C04B 18/021, C04B 18/025, C04B 18/0409, C04B 18/0481, C04B 18/141, C04B 18/142, C04B 18/165, C04B 20/008, C04B 40/0028;
  5. C04B 38/10, C04B 7/02, C04B 14/06, C04B 14/16, C04B 14/28, C04B 18/08, C04B 22/064, C04B 22/143, C04B 2103/302, C04B 2103/32;
  6. C04B 40/0042, C04B 14/16, C04B 14/28, C04B 20/0076;
  7. C04B 28/04, C04B 14/06, C04B 14/16, C04B 14/28, C04B 14/285, C04B 14/42, C04B 18/141, C04B 22/064, C04B 24/26;
  8. C04B 28/04, C04B 14/06, C04B 14/16, C04B 14/28, C04B 18/08, C04B 18/141, C04B 22/064, C04B 24/04;
(86) International application number:
PCT/US2020/012812
(87) International publication number:
WO 2020/146551 (16.07.2020 Gazette 2020/29)
(84) Designated Contracting States:
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 States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 08.01.2019 US 201916241994

(71) Applicant: Roman Cement, LLC
Salt Lake City, Utah 84105 (US)

(72) Inventor:
  • GUYNN, John M.
    Salt Lake City, Utah 84105 (US)

(74) Representative: Schwarz & Partner Patentanwälte GmbH 
Patentanwälte Wipplingerstraße 30
1010 Wien
1010 Wien (AT)

   


(54) ACTIVATION OF NATURAL POZZOLAN AND USE THEREOF