Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 585/846
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By addition of extraneous agent, e.g., solvent, etc. > Cu > Ammoniacal, e.g., cu ammonium acetate (caa), etc.
Description: Subject matter wherein ammonia is present in the agent with copper, for example, in the form of a copper and ammonium salt, an organic amine mixed with a copper compound, etc.

Sub-classes under this class:

Class Number Class Name Patents
585/847 Triple-bond compound separated 4

Patents under this class:

Patent Number Title Of Patent Date Issued
7077950 Continuous process for the removal of water from a hydrocarbon stream Jul. 18, 2006
6297414 Deep selective hydrogenation process Oct. 2, 2001
5859304 Chemical absorption process for recovering olefins from cracked gases Jan. 12, 1999
4038174 Hydrocarbon conversion using group VIII metal/alumina catalysts activated with halosilane Jul. 26, 1977

  Recently Added Patents
Color imaging device
Wideband antenna
High performance strained source-drain structure and method of fabricating the same
Automatic fixup of network configuration on system image move
Sample chamber for laser ablation inductively coupled plasma mass spectroscopy
Spalling utilizing stressor layer portions
Semiconductor device comprising a Fin and method for manufacturing the same
  Randomly Featured Patents
Low distortion track and hold circuit
Vanity sink combination
Treatment of convulsive states
Optical pickup and optical disk device
Encapsulated labile compound compositions and methods of making the same
Process and apparatus for the manufacture of thread engageable members
Electron microscope
Calibration circuitry
Coaxial laser targeting device for use with X-ray equipment