US 12,385,724 B2
Method of blasting using jet units charged in a blast-hole
Moon-Jong Kwon, Busan (KR)
Filed by Moon-Jong Kwon, Busan (KR)
Filed on Jun. 14, 2023, as Appl. No. 18/209,813.
Application 18/209,813 is a division of application No. 17/287,191, granted, now 11,719,516, previously published as PCT/IB2019/058930, filed on Oct. 20, 2019.
Claims priority of application No. 10-2018-0126506 (KR), filed on Oct. 23, 2018; and application No. 10-2019-0078427 (KR), filed on Jun. 30, 2019.
Prior Publication US 2023/0324152 A1, Oct. 12, 2023
Int. Cl. F42D 1/00 (2006.01); F42B 1/028 (2006.01); F42B 1/032 (2006.01); F42D 1/08 (2006.01); F42D 3/04 (2006.01)
CPC F42B 1/028 (2013.01) [F42B 1/032 (2013.01); F42D 1/08 (2013.01); F42D 3/04 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A fitting assembly comprising a cylindrical fitting and one or more liners for detonation, wherein the liner(s) for detonation is integrally or detachably attached to the cylindrical fitting, and the liner(s) for detonation is oriented along the longitudinal axis of the cylindrical fitting.