Patents by Inventor Sven B. Andersson

Sven B. Andersson 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).

  • Smoking substitute
    Patent number: 5543424
    Abstract: The present invention concerns a smoking substitute composition wherein nicotine is the form of an inclusion complex between nicotine and a cyclodextrincompound.
    Type: Grant
    Filed: October 19, 1995
    Date of Patent: August 6, 1996
    Assignee: Pharmacia AB
    Inventors: Thommy Carlsson, Sven B. Andersson
  • Smoking substitute
    Patent number: 5512306
    Abstract: The present invention concerns a smoking substitute composition wherein nicotine is the form of an inclusion complex between nicotine and a cyclodextrincompound.
    Type: Grant
    Filed: November 7, 1994
    Date of Patent: April 30, 1996
    Assignee: Pharmica AB
    Inventors: Thommy Carlsson, Sven B. Andersson
  • Smoking composition
    Patent number: 5335678
    Abstract: The invention is comprised of a smoking composition of nicotine in the form of an inclusion complex located between crylisized polysaccharide and nicotine and a smoking material. The composition releases nicotine when exposed to elevated temperatures.
    Type: Grant
    Filed: December 8, 1992
    Date of Patent: August 9, 1994
    Assignee: Pharmacia AB
    Inventor: Sven B. Andersson
  • Fluid bed furnace
    Patent number: 5103773
    Abstract: At a fluidbed furnace comprising a combustion shaft, a particle separator, a particle return passage and designed according to conventional design criteria for obtaining a good combustion at moderate temperature, a destruction of laughing gas (N.sub.2 O), and complete combustion of possible unburnt particles in the combustion gases is brought about in a reactor passage at the entrance of which a combustion means is located. The reactor passage is moderately cooled, so the increase of temperature in the combustion gases is maintained substantially constant unto the first convection heating surface.
    Type: Grant
    Filed: April 26, 1991
    Date of Patent: April 14, 1992
    Assignee: Kvaerner Generator AB
    Inventors: Sven B. Andersson, Bo G. Leckner, Lars-Erik Amand