A decorative theme patio umbrella slipcover includes: a flexible sheet member having a top view of footprint area of a patio umbrella and having a center orifice adapted to permit an elongated top center member of the patio umbrella to pass therethrough; and, a connection mechanism for removably affixing the flexible sheet member atop said patio umbrella. The gasket includes an inner perimeter portion between, and substantially delineating, an upper inner mating portion and a lower inner mating portion of the compressor head. The commands can be initiated from a remote device, such as mobile device, separate from the gaming machine and the gaming device. To prepare the cutting operation, the blade angle of a circular saw is matched to the required angle by rotating first and second subassemblies relatively to fence subassembly. The side portion may comprise at least one side finger comprising a main portion, a connector portion connected to the side portion, a tail portion, a top curved portion, and a bottom curved portion. The inventive method also consists in regenerating the bed of adsorbents by passing a regeneration gas comprising at least one non-zero proportion of the formed H2 flow and in recycling at least the purge and flash gases for feeding the synthesis gas generation stage.