Carl Mastny

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Crete, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Automated pressure equalization above and below completion plug of...
- Patent number 10,718,458
- Issue date Jul 21, 2020
- Hydra-Stop LLC
- Andrew J. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Expanding gate valve assembly with pressure equalization system
- Patent number 10,619,747
- Issue date Apr 14, 2020
- Hydra-Stop LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe core sampling and tapping apparatus
- Patent number 10,473,560
- Issue date Nov 12, 2019
- Hydra-Stop LLC
- Andrew J. Nelson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Linestops, nozzles and completion plugs for installation in pressur...
- Patent number 9,829,141
- Issue date Nov 28, 2017
- Hydra-Stop LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Gate valves for installation in pressurized pipes
- Patent number 9,644,779
- Issue date May 9, 2017
- Hydra-Stop LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATED PRESSURE EQUALIZATION ABOVE AND BELOW COMPLETION PLUG OF...
- Publication number 20190316723
- Publication date Oct 17, 2019
- Hydra-Stop LLC
- Andrew J. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
EXPANDING GATE VALVE ASSEMBLY WITH PRESSURE EQUALIZATION SYSTEM
- Publication number 20190186640
- Publication date Jun 20, 2019
- Hydra-Stop LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Pipe Core Sampling and Tapping Apparatus
- Publication number 20190178758
- Publication date Jun 13, 2019
- Hydra-Stop LLC
- Andrew J. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
GATE VALVES FOR INSTALLATION IN PRESSURIZED PIPES
- Publication number 20150247578
- Publication date Sep 3, 2015
- ADS LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Linestops, Nozzles and Completion Plugs for Installation in Pressur...
- Publication number 20150247602
- Publication date Sep 3, 2015
- ADS LLC
- Christopher C. Vazzana
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...