US 11,746,282 B2
Friction reducers, fracturing fluid compositions and uses thereof
Farhan Siddiqui, Katy, TX (US); Mohit Hissaria, Sugarland, TX (US); Danny Fred Wilson, Porter, TX (US); and P K Hissaria, Jodhpur Rajasthan (IN)
Assigned to Sunita Hydrocolloids Inc., Houston, TX (US)
Filed by Sunita Hydrocolloids Inc., Houston, TX (US)
Filed on Mar. 15, 2022, as Appl. No. 17/695,472.
Application 17/695,472 is a continuation in part of application No. 16/818,598, filed on Mar. 13, 2020, granted, now 11,274,243.
Application 16/818,598 is a continuation in part of application No. 16/004,176, filed on Jun. 8, 2018, abandoned.
Prior Publication US 2022/0204836 A1, Jun. 30, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 8/68 (2006.01); C09K 8/80 (2006.01)
CPC C09K 8/685 (2013.01) [C09K 8/80 (2013.01); C09K 2208/24 (2013.01); C09K 2208/26 (2013.01); C09K 2208/28 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A friction reducer comprising guar gum and a partially hydrolyzed polyacrylamide (PHPA) having a molecular weight between 300,000 and 30,000,000, wherein the guar gum has an average particle size of 150 μm or less and further wherein the friction reducer is void of a crosslinking agent.