公开(公告)号：WO2014191389A1

公开(公告)日：2014-12-04

申请号：PCT/EP2014/060910

申请日：2014-05-27

Applicant: LAMBERTI SPA

Inventor： VIGANO', Laura ,  CHIAVACCI, Dario ,  GIANI, Francesca ,  PIRRONE, Giuseppe ,  MERLI, Luigi ,  PIROVANO, Pierangelo ,  FLORIDI, Giovanni ,  LI BASSI, Giuseppe

IPC: C09K8/02

CPC classification number: C09K8/528 ,  C09K8/03

Abstract: The present invention relates to shaped solid shale inhibitors comprising a carboxymethyl cellulose and at least one shale inhibiting agent.

Abstract translation: 本发明涉及包含羧甲基纤维素和至少一种页岩抑制剂的成型固体页岩抑制剂。

公开(公告)号：WO2011083182A3

公开(公告)日：2011-07-14

申请号：PCT/EP2011/057321

申请日：2011-05-06

Applicant: LAMBERTI SPA ,  MERLI, Luigi ,  GIANI, Francesca ,  PIROVANO, Pierangelo ,  FLORIDI, Giovanni ,  LI BASSI, Giuseppe

Inventor： MERLI, Luigi ,  GIANI, Francesca ,  PIROVANO, Pierangelo ,  FLORIDI, Giovanni ,  LI BASSI, Giuseppe

IPC: C09K8/035

Abstract: A method for inhibiting the hydration of clays in drilling operations including the use of an aqueous based drilling fluid containing from about 0.02 to about 5 wt% of bis-hexamethylene-triamine, bis- hexamethylene-triamine salts, or mixtures thereof.