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Autonomous cleaning apparatus and method

  • US 6,403,551 B1
  • Filed: 11/10/1999
  • Issued: 06/11/2002
  • Est. Priority Date: 11/10/1999
  • Status: Expired due to Term
First Claim
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1. A method for making a cleaning composition, the method comprising the steps of:

  • providing a solvent;

    providing a gas-releasing agent;

    providing a solubility control agent, wherein the solubility control agent is amorphous silica;

    providing an alkalinity agent;

    applying energy;

    mixing the solvent and agents;

    testing for an equilibrium concentration;

    cooling; and

    curing.

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