U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5901666

Pet Display Clothing

A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 423/399 - And nitric acid reactant


Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Processes which also include the use of nitric acid (HNO3)
No. of patents: 11
Last issue date: 08/02/2005


NumberTitleIssue Date
6923841Filter element of an air filter with far infrared energy
A filter element of an air filter includes a main body and a substrate. The far infrared emission powder substances are embedded at certain grain sized and at certain ratio to the substrate, thereby forming the main body that is adapted in form to various internal c...
08/02/2005
6918316Adjustable pedal assembly
An adjustable pedal assembly includes a mounting arrangement (1) for attachment to a vehicle structure (37), an accelerator pedal (6), a brake pedal (7), and a clutch pedal (8). The pedals (6, 7, 8) are pivotally supported w...
07/19/2005
6475457Process for manufacturing potassium nitrate fertilizer and other metal nitrates
A process for producing potassium nitrate and other metal nitrates from the chlorides, sulfates, oxides of these metals. The process uses nitrogen dioxide as a true fluidizing medium in shallow beds of the aforementioned solids at moderately elevated temp...
11/05/2002
6022992Acid-salt metathetic process
A cation exchange membrane mediated acid-salt metathetic process. An aqueous salt solution is placed into a first compartment on one side of the membrane together with an organic amine extractant of limited water miscibility, and an aqueous acid solution ...
02/08/2000
5238661Process for the preparation of low-chloride aqueous titanyl nitrate solutions
The application relates to a process for the preparation of low-chloride aqueous solutions of titanyl nitrate which have a chloride content of less than 200 ppm by treatment with nitric acid and excess nitric acid and/or hydrogen peroxide....
08/24/1993
5174985Process for the oxidation of water-insoluble organic compounds
Water-insoluble chlorinated hydrocarbons can be largely degraded by mixing with nitric acid and heating to temperatures of 150° C. to 350° C. under pressures of 6 bar to 350 bar....
12/29/1992
5110578Continuous production of potassium nitrate via ion exchange
Potassium nitrate is produced by contacting nitric acid with a potassium loaded strong cationic exchange resin. In a preferred embodiment, a solution of potassium nitrate and dilute nitric acid is produced in a continuous liquid solid contacting apparatus...
05/05/1992
4378342Process for the manufacture of potassium nitrate
The present invention relates to a process for the manufacture of potassium nitrate from potassium chloride and nitric acid. According to the invention, potassium chloride and nitric acid are reacted in an aqueous medium at a temperature in the range of b...
03/29/1983
4364914Process for the manufacture of potassium nitrate with co-production of hydrochloric acid
The present invention relates to a process for the manufacture of potassium nitrate with co-production of relatively concentrated aqueous solution of hydrochloric acid. According to the invention, potassium chloride and nitric acid are reacted in the medi...
12/21/1982
4175116Non-electrolytic production of chlorine utilizing HC1 derived from a cyanogen chloride process
This invention relates to an improved process for preparing cyanogen chloride by reacting chlorine and hydrogen cyanide in a manganous chloride-containing aqueous medium to form gaseous cyanogen chloride and dissolved hydrogen chloride and to the subseque...
11/20/1979
4158579Method for recycling heat treating salts
A system for recycling heat treating salts such as nitrates and nitrites from a rinse bath including means to prevent the excessive build-up of impurities such as carbonates or chlorides which impair heat treat efficiency. For example, carbonates which fo...
06/19/1979
 
Sign InRegister
Username  
Password   
forgot password?