Resources Contact Us Home
Method of producing corrugated cardboards and apparatus

Image Number 3 for United States Patent #4419173.

Disclosed is an improved method of producing corrugated cardboards, in which water suspension of raw starch is used as an adhesive. The raw starch is, after application thereof, heated to form gell or paste with dry steam prepared by reheating low-pressure steam with high-pressure steam. Also, disclosed is an apparatus for practicing the improved method.

  Recently Added Patents
Shoe outsole with a surface ornamentation contrast
Prompt gap varying optical filter, analytical instrument, optical device, and characteristic measurement method
Analyte assaying by means of immunochromatography with lateral migration
Method and system for providing geohazard information to customers
Method to dynamically tune precision resistance
Nanoparticle entrapment of materials
Transducer displacement protection
  Randomly Featured Patents
Method for the cooling of targets as well as cooling device for targets
Rivet installation method
Phase modulator for phase shift key communications systems
Ashing method and ashing device
Fuel consumption signalling system
All-wheel steering
Method for fabricating thin sheets of glass
Multi-purpose freight vehicle
Transfer sheet coated with microcapsules and oil-absorptive particles
Imaging system with optical low-pass filter