公开(公告)号：US12018776B1

公开(公告)日：2024-06-25

申请号：US17580259

申请日：2022-01-20

Applicant: Tejas Tubular Products, Inc.

Inventor： Maximo Tejeda ,  Maximo Tejeda, Jr. ,  Dimitris Katsareas ,  Edgar Alejandro Zuniga ,  Larry Palmer

IPC: F16L15/06 ,  F16L15/00

CPC classification number: F16L15/007 ,  F16L15/06

Abstract: A threaded connection comprising a pin connecting having dual tapered threads and a box connection having mating dual tapered threads. There is an internal torque shoulder in the box connection, the torque shoulder having a negative angled surface which mates with an angled surface on the nose of the pin connection. The pin connection has an external torque shoulder having a negative angled surface which is engaged and mates with a negative angled surface formed on the face of the box connection.

公开(公告)号：US20200094363A1

公开(公告)日：2020-03-26

申请号：US16136847

申请日：2018-09-20

Applicant: Tejas Tubular Products, Inc.

Inventor： Edgar Alejandro Zuniga ,  Francisco Crea

IPC: B23Q11/00

Abstract: An apparatus for converting elongate stringy turnings from a workpiece being machined to short chips. There is an endless conveyor carrying grapples to grab the stringy turnings and move them along the length of the conveyor and then preferably to a metal chipper assembly which converts the stringy turnings into short chips.