LOW FRICTION COATINGS FOR DYNAMICALLY ENGAGING LOAD BEARING SURFACES

A gate valve has a body, the body having a cavity and a flow passage intersecting the cavity. A seat ring is mounted to the body at the intersection of the flow passage and the cavity, the seat ring having an engaging face. A gate in the cavity has an engaging face that slidingly engages the face of...

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Bibliographic Details
Main Author HUNTER, Rick C
Format Patent
LanguageEnglish
French
German
Published 09.02.2022
Subjects
ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
ENGINEERING ELEMENTS AND UNITS
FIXED CONSTRUCTIONS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Summary:A gate valve has a body, the body having a cavity and a flow passage intersecting the cavity. A seat ring is mounted to the body at the intersection of the flow passage and the cavity, the seat ring having an engaging face. A gate in the cavity has an engaging face that slidingly engages the face of the seat ring while being moved between open and closed positions. A friction-resistant coating is on at least one of the faces.
Bibliography:Application Number: EP20070869257