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
Xylitol-based anti-mucosal compositions and related methods and compositions
Communication system
Method and apparatus for the prevention of a service degradation attack
Multiple angle bend for high-voltage lines
System and methods for weak authentication data reinforcement
Rate controlled first in first out (FIFO) queues for clock domain crossing
2,2'-binaphthalene ester chiral dopants for cholesteric liquid crystal displays
  Randomly Featured Patents
Telephone handset
Organic herbicide and method for manufacturing
Cordless telephone
Seal arrangement for pull rods in rolling mills
Methods and systems of displaying advertisement or other information and content via mobile platforms
Cartridge for a firearm
Table seat with easy and secure positioning
Axle seat for vehicle suspensions
Microspheres as a delivery vehicle for bio-active agents useful in agricultural applications
Thiobarbituric acid derivatives and their use as anthelminthics