Patent ID: 9616377
Date: 2017-04-11
CPC Classifications: B01D

Claim:
1. A portable dry scrubber comprising: a) a gas flow control module comprising a gas receiving unit that is adapted to receive inflow of gas from surrounding atmosphere or from a gas source, wherein the inflow of gas contains hazardous materials; b) a gas processing module that removes hazardous matter from the gas flowed in through the gas receiving unit; and c) a connection module that connects the gas flow control module detachably to the gas processing module, wherein the gas processing module comprises a hazardous matter removing unit that removes hazardous matter from the gas that passes through the hazardous matter removing unit, wherein the connection module comprises a quick coupling device that establishes and disassembles a gas flow passage between the gas flow control module and the gas processing module, wherein the gas receiving unit comprises an articulating arm hood, one or more gas flow-in ports and a gas suction pump, wherein the gas suction pump sucks gas through the arm hood or the gas flow-in ports, wherein the gas flow-in ports have different diameters.