Resources Contact Us Home
Process for the manufacture of sodium metabisulfite

Image Number 4 for United States Patent #4844880.

An improved process for the manufacture of sodium metabisulfite is provided. In this process, the chemical reaction forming sodium bisulfite solution is carried out separately from the crystallization of sodium metabisulfite. The crystallization step is carried out without chemical alteration and without pH adjustment.

  Recently Added Patents
Power supply architecture system designer
Switching module and switching synchronization system
Hybrid interconnect scheme including aluminum metal line in low-k dielectric
Method and an apparatus for processing an audio signal
Label with surface ornamentation
Manufactured product configuration
Memory device and method for repairing a semiconductor memory
  Randomly Featured Patents
Crane constructure
Solderless flip-chip assembly and method and material for same
Low-cost safe blade package for surgical purposes
Grid-based transmission system
Methods and instruments for interbody surgical techniques
Method and apparatus for increasing the channel capacity of a bandwidth limited communications path
Ophthalmic apparatus
Method of allocating resource for mobile station to support real time service
Automatic repeat request (ARQ) apparatus and method of multiple input multiple output (MIMO) system