 |
|
 |
| |
 |
|
Class Information
Number: 62/542
Name: Refrigeration > Processes > Fractionally solidifying a constituent and separating the same > Using melted solid to wash solidified constituent
Description: Processes wherein a portion of the solidified constituent is melted and utilized as a wash liquid to remove the solution or mixture which remains on the surface of the solidified component.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7540884 |
Method for performing the purifying separation of crystals out their suspension in a mother liquor |
Jun. 2, 2009 |
| 7458231 |
Simultaneous regasification of liquefied natural gas and desalination |
Dec. 2, 2008 |
| 5181396 |
Method of freezing and separation |
Jan. 26, 1993 |
| 4883520 |
Water treatment apparatus and method |
Nov. 28, 1989 |
| 4810274 |
Vacuum freezing ambient pressure melting (VFAPM) process and sub-triple point vapor processing unit for use therein |
Mar. 7, 1989 |
| 4806318 |
Apparatus for purifying crystals |
Feb. 21, 1989 |
| 4623372 |
Crystallization process |
Nov. 18, 1986 |
| RE32241 |
Fractional crystallization process |
Sep. 9, 1986 |
| 4608127 |
Dibenzofuran distillation and crystallization process |
Aug. 26, 1986 |
| 4588414 |
Countercurrent, cooling crystallization and purification method for multi-component molten mixture |
May. 13, 1986 |
| 4572785 |
Water purifier unit |
Feb. 25, 1986 |
| 4557741 |
Gradient column freeze concentration system |
Dec. 10, 1985 |
| 4505728 |
Vacuum freezing multiple phase transformation process and apparatus for use therein |
Mar. 19, 1985 |
| 4491462 |
Continuous packed bed wash column |
Jan. 1, 1985 |
| 4489571 |
Fractional solidification process and apparatuses for use therein |
Dec. 25, 1984 |
| 4459144 |
Multi-stage counter-current concentration system and method |
Jul. 10, 1984 |
| 4453960 |
Liquid-solid separation apparatus and method |
Jun. 12, 1984 |
| 4453959 |
Crystal washing and purification method |
Jun. 12, 1984 |
| 4430104 |
Multi-stage countercurrent concentrating system and method and separator |
Feb. 7, 1984 |
| 4420318 |
Vacuum freezing process with multiple phase transformations of low pressure vapor |
Dec. 13, 1983 |
| 4406679 |
Apparatus for and method of preparing crystals for washing |
Sep. 27, 1983 |
| 4372766 |
Apparatus and method for concentrating a liquid mixture by freezing the solvent |
Feb. 8, 1983 |
| 4341085 |
Freeze concentration apparatus and method |
Jul. 27, 1982 |
| 4338109 |
Counter current crystallization process |
Jul. 6, 1982 |
| 4332599 |
Continuous packed bed wash column |
Jun. 1, 1982 |
| 4328677 |
Peltier freeze concentration process |
May. 11, 1982 |
| 4316368 |
Multi-stage counter-current concentrating method |
Feb. 23, 1982 |
| 4314455 |
Freeze concentration apparatus and process |
Feb. 9, 1982 |
| 4309878 |
Process and apparatus for separating and purifying a crystalline material |
Jan. 12, 1982 |
| 4278503 |
Low bromine content glacial acetic acid |
Jul. 14, 1981 |
| 4199961 |
Method and apparatus for continuously freezing and melting a fluid mixture |
Apr. 29, 1980 |
| 4143524 |
Process and apparatus for separating crystallizable materials from a multi-component system |
Mar. 13, 1979 |
| 4099947 |
Concentration of comestible liquids |
Jul. 11, 1978 |
| 4046534 |
Method for recovering fresh water from brine |
Sep. 6, 1977 |
| 3996031 |
Fractionation of multicomponent dimethylnaphthelenes feeds by selective crystallization |
Dec. 7, 1976 |
| 3992900 |
Plural stage freeze crystallization with wash-water/concentrate interface control |
Nov. 23, 1976 |
| 3987641 |
Freeze concentration recovery process for wood pulping |
Oct. 26, 1976 |
|
|
|
 |
|
 |
|
| |
Randomly Featured Patents |
|
