A method for making an injection molded multilayer polymer pump diaphragm having one side resistant to chemicals. The method can include injecting molten polymer material of a first type having chemic

An improvement to the chemical pump as currently used to pump a gas laser cavity is achieved by employing a chemical pump with a fluidized bed, i.e., a bed of particles of a reactive material wherein

A pump for supplying chemical liquids using operating gas, the pump comprising: a pump housing having a concave chamber; and a diaphragm having a flexible film that divides the concave chamber into a

A liquid chemical metering pump is described that can be fully submerged within a hazardous liquid chemical transport/storage container. The pump includes a discharge adaptor that can be received in t

A chemical heat pump, which comprises a regenerator-heat releaser filled with a chemically reactive heat-storing material provided with a heat transfer tube, through which a heating medium is passed,

A process for operating a combustion chemical laser comprising: transmitting lasing reactants in a carrier gas into a combustor; combining the reactants in the combustor to form atoms in the excited s

In the art and science of recovering hydrocarbons from reservoirs beneath water, such as through off shore drilling platforms and other subsea operations, it is necessary to inject treatment chemicals

This invention relates to pumps and more particularly to a diaphragm pump of the type having a sealed pumping compartment. Diaphragm pumps of the type having a sealed pumping compartment are well kno