Abstract: A set top box is disclosed that delivers content from a television service provider to a user, the content being developed by a third party service provider. The set top box includes a receiver for onboarding an application to the set top box from a cloud store over a network. The application is onboarded to the cloud store from the third party service provider in response to the application being developed directly by the third party service provider using an interface provided by the television service provider in the cloud store. The set top box also includes an interface for transmitting a request from the user for content through the application to a television of the user over the network. Then, in response to receiving the request from the set top box, the receiver receives from the television service provider to the set top box content requested by the user.

Abstract: In one aspect, this disclosure relates to a protector sleeve for a frac gate valve. The disclosed protector sleeve prevents frac sand and other particulates from becoming trapped between the seat and the seat pockets. In another aspect, this disclosure relates to a gate valve including the protector sleeve described above. The gate valve may include two protector sleeves, one disposed proximate the contact surfaces of each of the two seats and the two seat pockets.

Abstract: In one aspect, this disclosure relates to a protector sleeve for a frac gate valve. The disclosed protector sleeve prevents frac sand and other particulates from becoming trapped between the seat and the seat pockets. In another aspect, this disclosure relates to a gate valve including the protector sleeve described above. The gate valve may include two protector sleeves, one disposed proximate the contact surfaces of each of the two seats and the two seat pockets.