US 12,186,687 B2
Combined heat source and vacuum source for low-cost distillation and desalination
Dhaval T. Patel, Louisville, KY (US)
Filed by Dhaval T. Patel, Louisville, KY (US)
Filed on May 10, 2023, as Appl. No. 18/195,783.
Application 18/195,783 is a continuation of application No. 17/469,346, filed on Sep. 8, 2021, granted, now 11,679,338.
Application 17/469,346 is a continuation of application No. 16/751,047, filed on Jan. 23, 2020, granted, now 11,135,527, issued on Oct. 5, 2021.
Claims priority of provisional application 62/795,965, filed on Jan. 23, 2019.
Prior Publication US 2023/0415064 A1, Dec. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 3/10 (2006.01); B01D 5/00 (2006.01); C02F 1/04 (2023.01); C02F 103/08 (2006.01)
CPC B01D 3/10 (2013.01) [B01D 5/0006 (2013.01); B01D 5/006 (2013.01); C02F 1/041 (2013.01); C02F 2103/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A vacuum source, comprising:
a. a first chamber, wherein the first chamber is adaptable between a first chamber state having a first state chamber volume and a second chamber state having a second state chamber volume, wherein the first state chamber volume is greater than the second state chamber volume;
b. a second chamber, the second chamber containing a refrigerant;
c. a flexible diaphragm separating the first chamber and the second chamber; and
d. a heating element in the second chamber.