Resources Contact Us Home
Chen; Hongxia
Beijing, CN
No. of patents:

Patent Number Title Of Patent Date Issued
7786336 Catalyst composition for ethylene oligomerization and the use thereof August 31, 2010
The present invention relates to a catalyst composition for ethylene oligomerization and the use thereof. Such catalyst composition includes chromium compound, ligand containing P and N, activator and accelerator; wherein the chromium compound is selected from the group consisting of

  Recently Added Patents
Film-forming resins as a carrier for topical application of pharmacologically active agents
Voltage level shift circuits and methods
Process for the production of an acylation catalyst
Highly specialized application protocol for email and SMS and message notification handling and display
Inter-cell power control in the presence of fractional frequency reuse
Method and computer system for automatic vectorization of a vessel tree
Process for producing .beta.-sialon fluorescent material
  Randomly Featured Patents
Mirror plasma apparatus
Reinforcement assembly for telescopic bleachers
Video composition apparatus, video composition method and video composition program
Method for determining a parameter characteristic of the fatigue state of a part
Pull tab for slide fastener sliders
Electric moisture meter
Printed material holding device and printer with the printed material holding device
Semiconductor device having a basic cell region and an I/O cell region defined on a surface thereof
Memory device of the electrically erasable and programmable type, having two cells per bit
Fuel Injector