Patents by Inventor Erroll M. Pullen

Erroll M. Pullen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Control of aquatic vegetation with surfactant and terpene oil
    Patent number: 5753593
    Abstract: An environmentally compatible aquatic herbicidal composition comprising at least one surfactant and at least one high terepene containing natural oil to effectively control target aquatic vegetation including Red Azolla, Salvinia Molesta and Lemna.
    Type: Grant
    Filed: December 20, 1995
    Date of Patent: May 19, 1998
    Inventors: Erroll M. Pullen, Melvin D. Pullen
  • Aqueous dust suppression fluid and a method for suppressing dust
    Patent number: 5527482
    Abstract: An aqueous, coal dust suppression fluid comprising one or more surfactants and at least one high terpene-containing natural oil. The coal dust suppression fluid can be used in a formulation of water dosed with the aqueous dust suppression fluid for the abatement of coal dust. A method is described for the abatement of coal dust using the formulation.
    Type: Grant
    Filed: July 18, 1994
    Date of Patent: June 18, 1996
    Inventors: Erroll M. Pullen, Melvyn D. Pullen, Carol Pullen
  • Fluid, formulation and method for coal dust control
    Patent number: 5330671
    Abstract: An aqueous, coal dust suppression fluid comprising one or more surfactants and at least one high terpene-containing natural oil. The coal dust suppression fluid can be used in a formulation of water dosed with the aqueous dust suppression fluid for the abatement of coal dust. A method is described for the abatement of coal dust using the formulation.
    Type: Grant
    Filed: September 11, 1992
    Date of Patent: July 19, 1994
    Inventors: Erroll M. Pullen, Melvyn D. Pullen, Carol Pullen