Shale Hydration Inhibitors And Subterranean Treatment Fluids

Shale Hydration Inhibitors And Subterranean Treatment Fluids Containing Them

Abstract: Method for inhibiting the swelling and/or the dispersion of shales during the treatment of subterranean shale formations comprising the steps of: a) providing a subterranean treatment fluid comprising from 0.001 to 10% by weight of a polyester obtained by reacting a dicarboxylic acid having from 2 to 8 carbon atoms with a specific alkoxylated diamine; b) introducing said treatment fluid into a wellbore at a pressure sufficient to treat the subterranean shale formations.

Patent Information

Application #

Filing Date

28 June 2023

Publication Number

31/2024

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

LAMBERTI SPA

via Piave 18 21041 Albizzate (VA)

Inventors

1. VIGANO', Laura

Via Vercelli, 14 20015 Parabiago (MI)

2. GIARDINI, Lorenzo

Via Felice Romani, 16/14 16122 Genova (GE)

3. PRIVITERA, Letizia

Via Giacomo Matteotti, 15 21040 Sumirago (VA)

4. MERLI, Luigi

Via Portici, 10 21047 Saronno (VA)

5. CROSTA, Daniele

Via Roncoroni, 10 21026 Gavirate (VA)

6. PIROVANO, Pierangelo

Via Sacconaghi, 67 21025 Comerio (VA)

7. D'ALOIA, Alessandro

via IV Novembre, 36 15067 Novi Ligure (AL)

8. PICCO, Cristina

Via della Costituzione, 83 28047 Oleggio (NO)

Specification

Documents

Application Documents

#	Name	Date
1	202317043537-STATEMENT OF UNDERTAKING (FORM 3) [28-06-2023(online)].pdf	2023-06-28
2	202317043537-PRIORITY DOCUMENTS [28-06-2023(online)].pdf	2023-06-28
3	202317043537-POWER OF AUTHORITY [28-06-2023(online)].pdf	2023-06-28
4	202317043537-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [28-06-2023(online)].pdf	2023-06-28
5	202317043537-FORM 1 [28-06-2023(online)].pdf	2023-06-28
6	202317043537-DECLARATION OF INVENTORSHIP (FORM 5) [28-06-2023(online)].pdf	2023-06-28
7	202317043537-COMPLETE SPECIFICATION [28-06-2023(online)].pdf	2023-06-28
8	202317043537-certified copy of translation [06-07-2023(online)].pdf	2023-07-06
9	202317043537-Proof of Right [05-10-2023(online)].pdf	2023-10-05
10	202317043537-FORM 18 [26-12-2024(online)].pdf	2024-12-26
11	202317043537-FORM 3 [13-02-2025(online)].pdf	2025-02-13