GB8429923D0 - Purification of pit water - Google Patents

Purification of pit water

Info

Publication number
GB8429923D0
GB8429923D0 GB848429923A GB8429923A GB8429923D0 GB 8429923 D0 GB8429923 D0 GB 8429923D0 GB 848429923 A GB848429923 A GB 848429923A GB 8429923 A GB8429923 A GB 8429923A GB 8429923 D0 GB8429923 D0 GB 8429923D0
Authority
GB
United Kingdom
Prior art keywords
purification
pit water
pit
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB848429923A
Other versions
GB2150850B (en
GB2150850A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB8429923D0 publication Critical patent/GB8429923D0/en
Publication of GB2150850A publication Critical patent/GB2150850A/en
Application granted granted Critical
Publication of GB2150850B publication Critical patent/GB2150850B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
GB08429923A 1983-12-02 1984-11-27 A process for the underground purification of pit water Expired GB2150850B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU412983A HU190195B (en) 1983-12-02 1983-12-02 Method for underground purifying waste water

Publications (3)

Publication Number Publication Date
GB8429923D0 true GB8429923D0 (en) 1985-01-03
GB2150850A GB2150850A (en) 1985-07-10
GB2150850B GB2150850B (en) 1987-09-16

Family

ID=10967018

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08429923A Expired GB2150850B (en) 1983-12-02 1984-11-27 A process for the underground purification of pit water

Country Status (6)

Country Link
CS (1) CS259873B2 (en)
DE (1) DE3422330C2 (en)
FR (1) FR2555912B1 (en)
GB (1) GB2150850B (en)
HU (1) HU190195B (en)
YU (1) YU45218B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3927906C1 (en) * 1989-08-24 1991-02-14 Energieversorgung Weser-Ems Ag, 2900 Oldenburg, De

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE703160C (en) * 1938-12-25 1941-03-03 Liblar Tiefbau G M B H Procedures for dewatering in mines
US3870373A (en) * 1974-04-15 1975-03-11 Continental Oil Co Underground coal slurry concentrating sump

Also Published As

Publication number Publication date
YU201284A (en) 1988-04-30
GB2150850B (en) 1987-09-16
HUT35546A (en) 1985-07-29
DE3422330A1 (en) 1985-06-13
GB2150850A (en) 1985-07-10
FR2555912A1 (en) 1985-06-07
FR2555912B1 (en) 1987-08-21
YU45218B (en) 1992-05-28
DE3422330C2 (en) 1986-06-05
CS924984A2 (en) 1988-04-15
HU190195B (en) 1986-08-28
CS259873B2 (en) 1988-11-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee