77 patents
Utility
Direct Bath Smelting Process with Management of Peripheral Cold Zones at the Metal-slag Interface
21 Dec 23
An improved direct smelting vessel comprising a smelt reduction vessel (SRV) and optionally a cyclone converter furnace (CCF).
Rodney James Dry
Filed: 1 Jun 23
Utility
Ultra-high strength weathering steel piles and structural foundations with bending resistance
19 Dec 23
Disclosed herein is a light-gauge, ultra-high strength weathering steel pile for use as a steel foundation in structures such as, for example, solar arrangements.
Brian Hansen Bogh, Kishlay Mishra, Tao Wang
Filed: 4 Aug 20
Utility
Method and system of reducing non-ferrous metal content of scrap steel
5 Dec 23
Methods of reducing copper metal content of shredded scrap steel are provided.
Brad True, David W. Hendrickson
Filed: 26 Jan 22
Utility
Double threaded standoff fastener
14 Nov 23
Presently disclosed is a standoff fastener for use in a compound floor structure.
Lionel E. Dayton, Richard W. Lukes
Filed: 20 Aug 20
Utility
Training-free Data-driven Method for Input-output Modeling of Complex Process
19 Oct 23
A twin roll casting system includes a pair of counter-rotating casting rolls, a casting roll controller is configured to adjust at least one process control setpoint for the casting rolls in response to control signals.
Jianqi RUAN, Robert Gerard NOONING, JR., Ivan David PARKES, Walter Blejde, Neera Jain SUNDARAM, George T.C. CHIU
Filed: 14 Apr 23
Utility
Ultra-high strength weathering steel for hot-stamping applications
3 Oct 23
Disclosed herein is a light-gauge, ultra-high strength weathering steel sheet with a composition, material properties, and surface characteristics that make it suitable for hot-stamping applications and making hot-stamped products.
Kishlay Mishra, Paul Kelly, Tao Wang
Filed: 31 Jul 20
Utility
Electrical Steel Processing without a Post Cold-rolling Intermediate Anneal
14 Sep 23
Embodiments of the present invention comprise; annealing steel sheets (e.g., hot rolled steel sheets or thin cast strip steel); cold rolling the sheets in one or more cold rolling steps (e.g., with annealing steps between multiple cold rolling steps); and performing one or more of tension leveling, a rough rolling, or a coating process on the sheets after cold rolling, without an intermediate annealing step between the final cold rolling step and the tension leveling, the rough rolling, or the coating process, or the customer stamping or final customer annealing.
Theodore E. Hill, Eric E. Gallo
Filed: 16 May 23
Utility
Lead free steel
11 Jul 23
An essentially lead free steel having improved machinability while reducing or eliminating lead (except for trace impurities) and without detriment of the material properties of the steel.
Matthew J. Hicks, Jim L. Hill, Brook C. Bugenhagen
Filed: 2 Sep 19
Utility
Electrical steel processing without a post cold-rolling intermediate anneal
4 Jul 23
Embodiments of the present invention comprise; annealing steel sheets (e.g., hot rolled steel sheets or thin cast strip steel); cold rolling the sheets in one or more cold rolling steps (e.g., with annealing steps between multiple cold rolling steps); and performing one or more of tension leveling, a rough rolling, or a coating process on the sheets after cold rolling, without an intermediate annealing step between the final cold rolling step and the tension leveling, the rough rolling, or the coating process, or the customer stamping or final customer annealing.
Theodore E. Hill, Eric E. Gallo
Filed: 7 Dec 21
Utility
Thermal cycling for austenite grain refinement
23 May 23
This application discloses thin metal strips and methods of making thin metal strip.
James W. Watson, Paul Kelly, Mike Schueren, Walter N. Blejde
Filed: 27 Feb 18
Utility
Grating Separation Method and System for Separating Grating
4 May 23
Grating is formed from longitudinal members and transverse members that are operatively coupled together.
Asa O. Jeffcoat, III, James Royce Pate, Curtis Lee Waits
Filed: 24 Oct 22
Utility
Insulated Roof Systems, Support Members Thereof, and Method of Installing
20 Apr 23
Support members for a roof system are provided to allow for positioning panels of a roof apart from building members so that building components, such as insulation may be placed between the roof panels and the building members.
Brian K. Cluck
Filed: 21 Dec 22
Utility
Zinc Alloy Coating Layer of Press-hardenable Steel
2 Mar 23
The present disclosure relates to a coating of a press hardened steel strip, the coating providing cathodic protection.
Weiping Sun, Nan Gao, Yihui Liu
Filed: 29 Jan 20
Utility
Material handling tool
28 Feb 23
A material handling tool having a support member, a magnet, a magnet control, a power source, and a magnet coupling.
Eric Ray Rayburn
Filed: 12 Nov 20
Utility
High friction rolling of thin metal strip
3 Jan 23
Described herein are thin metal strips having hot rolled exterior side surfaces characterized as being primarily or substantially free of all prior austenite grain boundaries, or at least primarily or substantially free of all prior austenite grain boundaries, and including elongated surface structure.
Tao Wang, Kishlay Mishra, Jeffery Edward Keffer
Filed: 21 Jul 20
Utility
Insulated roof systems, support members thereof, and method of installing
27 Dec 22
Support members for a roof system are provided to allow for positioning panels of a roof apart from building members so that building components, such as insulation may be placed between the roof panels and the building members.
Brian K. Cluck
Filed: 18 Mar 21
Utility
Method for altering casting roll profile with the alteration of localized temperature
20 Dec 22
An apparatus for continuously casting thin strip has a pair of internally cooled counter-rotatable casting rolls having casting surfaces, the pair of casting rolls laterally positioned to form a gap at a nip between the casting rolls through which a thin metal strip can be cast, where the casting surface of each casting roll has a roll profile extending in an axial direction of the corresponding casting roll; a metal delivery system adapted to deliver molten metal above the nip to form a casting pool; and a temperature altering source external to the casting roll and having one or more zones configured to alter the casting roll profile of at least one of the pair of casting rolls by locally heating or cooling the casting roll.
Robert G. Nooning, Jr., Wilhelm Schmitz, Roland Sellger, Ulrich Albrecht-Frueh
Filed: 9 May 19
Utility
Fault Detection for Iterative Learning Control of Time-varying Systems
1 Dec 22
A twin roll casting system includes a pair of counter-rotating casting rolls having an adjustable nip therebetween, a casting roll controller configured to adjust the nip between the casting rolls in response to control signals; a cast strip sensor measuring a parameter of the cast strip and generating strip measurement signals; and an iterative learning control (ILC) controller receiving the strip measurement signals and providing control signals to the casting roll controller.
Florian Maurice Browne, III, George T.C. CHIU, Neera Jain SUNDARAM, Harold Bradley REES
Filed: 28 Oct 20
Utility
Direct Reduced Iron System and Method Using Synthetic Combustion Air
24 Nov 22
A system and method of direct reduction of iron (DRI) is disclosed, having a reduction unit configured to reduce iron oxides to metallic iron; a process gas heater coupled to the reduction unit, the process gas heater configured to supply the reduction unit directly with a source of heated reducing gas, where the process gas heater is further configured to receive a synthetic combustion air stream for heating the reducing gas, the synthetic combustion air stream comprising a source of oxygen with essentially no nitrogen.
Mirmohammadyousef Motamedhashemi
Filed: 20 May 22
Utility
Joist Table Systems and Methods
24 Nov 22
A joist assembly system that is structured for dynamic retrieval of components, dynamic and precise positioning and location of retrieved components, assembly of the components to form a joist, and delivery of the assembled joist.
Jason Alan Freidenberger, Joseph Patrick Cagle, Christopher Ray Couch, Richard Thomas Erickson, Travis Marshall Fuhrman, John Lyman Hale, Matthew Glenn Hire, Christopher William Martin, James E. Ogburn, III, Jonathan Pressley Poston, Peter Michael Puglisi, Phillip Murray Sylvester, JR., Adam Taylor Watkins
Filed: 13 May 22