Patent ID: 11898651
Assignee: CAMERON INTERNATIONAL CORPORATION
Field: Basic materials chemistry (Chemistry)
Classification: CPC F  C  Y | IPC C  F

Claim 13:
14. A material construction comprising:
a coating comprising a first layer, wherein the coating is characterized by:
a coefficient of friction of less than 0.15;
a hardness in excess of 1,200 HVN;
impermeability to liquids at pressures ranging from 15 and 20,000 psi;
a surface finish of 63 or less; and
a thickness ranging from 0.5 to 20 mils, and wherein the first layer includes at least two immiscible phases, including from 70 to 99 volume percent of a continuous phase and from 1 to 30 volume percent of a discontinuous phase dispersed within the continuous phase, wherein the discontinuous phase comprises a solid dry lubricant, and wherein the continuous phase comprises a transition-metal.